Past IAU Meetings

The International Astronomical Union (IAU) has a long-standing tradition of fostering global collaboration and scientific exchange through its robust program of scientific meetings. This archive serves as a comprehensive record of past IAU-sponsored events, including Triennial General Assemblies, specialized Symposia, Focus Meetings and Regional Meetings. Explore the list below to view the details and reports of past IAU events that have shaped the progress of modern astronomy.

2026

IAU Symposium: IAUS404 Advancing the Search for Technosignatures

March 2-6, 2026, Online

APRIM 2026 Asia-Pacific Regional IAU Meeting

May 4-8, 2026, Hong Kong

IAU Symposium: IAUS405 Traversing the Galactic Center in Space and Time

May 18-22, 2026, Brno, Czech Republic

IAU Symposium: IAUS406 Future landscape of astrophysical transients

May 18-22, 2026, Turku, Finland

2025

IAUS 397: Exploring the Universe with Artificial Intelligence (UniversAI)

June 2-6, 2025, Greece

IAUS 396: Massive Galaxies Across the Universe

June 9-13, 2025, Italy

IAUS 398: Compact Objects and Binaries in Dense Star Clusters

June 16-20, 2025, Korea (Rep of)

IAUS 399: Indigenous Astronomy in the Space Age

July 7-11, 2025, Australia

IAUS 400: Solar and stellar multi-scale activity

July 21-25, 2025, Colombia

IAUS 401: Advancing Reference Systems, Ephemeris, and Standards

August 4-9, 2025 Argentina

IAUS 402: Massive stars across redshifts in the era of JWST and large surveys

September 15-19, 2025, Mexico

IAUS 403: The Hidden Beauty of the Galactic Outskirts

Oct. 6-10, 2025, Spain

MEARIM 7: Middle-east and Africa Regional IAU Meeting

Nov. 11-13, 2025, Jordan

7th Shaw-IAU Workshop

Nov. 18-21, 2025, Virtual Meeting

2024

November
Nov 17 - Nov 22	IAUS 395	Stellar populations in the Milky Way and beyond	Paraty, Rio de Janeiro Brazil
Nov 12 - Nov 15		6th Shaw-IAU Workshop	Virtual Meeting
August
Aug 6 - Aug 15	GA 2024	XXXII IAU General Assembly	Cape Town South Africa
Aug 6 - Aug 15	IAUS 394	All inclusive AGN	Cape Town South Africa
Aug 6 - Aug 15	IAUS 393	Planetary Science and Exoplanets in the Era of James Webb Space Telescope View the IAU S393 proceedings	Cape Town South Africa
Aug 6 - Aug 15	IAUS 392	Neutral hydrogen in and around galaxies in the SKA era	Cape Town South Africa
Aug 6 - Aug 15	IAUS 391	The first chapters of our cosmic history with JWST Electronic version	Cape Town South Africa
Aug 6 - Aug 15	IAUS 390	A Multi-Point view of the Sun: Advances in Solar Observations and in Space Weather Understanding	Cape Town South Africa
Aug 6 - Aug 15	IAUS 389	Gravitational Wave Astrophysics	Cape Town South Africa
Aug 6 - Aug 15	FM 9	Measures of luminous and dark matter in galaxies across time	Cape Town South Africa
Aug 6 - Aug 15	FM 8	Advances and Challenges in Understanding the Solar and Stellar Dynamos	Cape Town South Africa
Aug 6 - Aug 15	FM 7	New Horizons at the interface between Computational Astrophysics and Big Data	Cape Town South Africa
Aug 6 - Aug 15	FM 6	History of Astronomy in South Africa: The Late Modern Period	Cape Town South Africa
Aug 6 - Aug 15	FM 5	The future of radio astronomy in an increasingly crowded spectrum	Cape Town South Africa
Aug 6 - Aug 15	FM 4	Bridging the final stages of massive stars to supernovae and transients	Cape Town South Africa
Aug 6 - Aug 15	FM 3	Follow-up observations of small bodies in the Solar System in the era of large discovery surveys	Cape Town South Africa
Aug 6 - Aug 15	FM 2	A Coherent View of Atomic and Molecular Gas from Infrared to Radio Wavelengths	Cape Town South Africa
Aug 6 - Aug 15	FM 12	The High-Energy Gamma-ray Universe: Results and perspectives with wide-field ground-based facilities	Cape Town South Africa
Aug 6 - Aug 15	FM 11	Multi-wavelength Astrometry	Cape Town South Africa
Aug 6 - Aug 15	FM 10	Teaching capacity of remote observing facilities for the Universities and High Schools	Cape Town South Africa
Aug 6 - Aug 15	FM 1	Harnessing ground-based optical telescopes: an opportunity for emerging astronomy in Africa	Cape Town South Africa
May
May 5 - May 10	IAUS 388	Solar and Stellar Coronal Mass Ejections	Krakow Poland
April
Apr 15 - Apr 19	IAUS 387	Kavli-IAU Symposium: (Toward) Discovery of life beyond Earth and its impact View the IAUS 387 proceedings	Durham United Kingdom

2023

November
Nov 29 - Dec 1		5th Shaw-IAU Workshop	Virtual Meeting
Nov 27 - Dec 1	LARIM 2023	XVII Latin American Regional IAU Meeting	Montevideo Uruguay
Nov 19 - Dec 9	ISYA 2023	44th International School of Young Astronomers (ISYA 2023)	Cape Town South Africa
Nov 13 - Nov 17	IAUS 386	Dark sky and astronomical heritage in boosting astro-tourism around the globe	Addis Ababa Ethiopia
October
Oct 2 - Oct 6	IAUS 385	Astronomy and Satellite Constellations: Pathways Forward View the IAUS 385 proceedings	Santa Cruz de La Palma, Canary Islands Spain
September
Sep 4 - Sep 8	IAUS 384	Planetary Nebulae: a Universal Toolbox in the Era of Precision Astrophysics	Krakow Poland
August
Aug 21 - Aug 25	IAUS 365	Dynamics of Solar and Stellar Convection Zones and Atmospheres	Yerevan Armenia
Aug 7 - Aug 11	APRIM 2023	2023 Asia-Pacific Regional IAU Meeting	Koriyama Japan
July
Jul 17 - Aug 4	ISYA 2023	43rd International School of Young Astronomers (ISYA 2023)	Tonantintla Mexico
Jul 10 - Jul 14	IAUS 383	Astrochemistry VIII: From the First Galaxies to the Formation of Habitable Worlds (Kavli - IAU)	Traverse City United States
Jul 3 - Jul 7	IAUS 382	Complex Planetary Systems II (CPS II): Latest Methods for an Interdisciplinary Approach (Kavli - IAU)	Namur Belgium
June
Jun 19 - Jun 23	IAUS 381	Strong gravitational lensing in the era of Big Data Electronic version	Apulia / Puglia Italy
May
May 10 - May 12	AstroEDU	Astronomy Education Conference (AstroEdu): Bridging Research & Practice	Toronto Canada
April
Apr 24 - Apr 28		Executive Committee Meeting 109	Washington D.C. United States
Apr 17 - Apr 21	IAUS 376	At the Cross-Roads of Astrophysics and Cosmology: Period–Luminosity Relations in the 2020s Electronic version	Budapest Hungary
March
Mar 20 - Mar 24	IAUS 380	Cosmic Masers: Proper Motion toward the Next-Generation Large Projects Electronic version	Kagoshima Japan
Mar 20 - Mar 24	IAUS 379	Dynamical Masses of Local Group Galaxies	Potsdam Germany
Mar 12 - Mar 16	IAUS 378	Black Hole Winds at all Scales Electronic version	Haifa Israel
February
Feb 13 - Feb 16	MEARIM 2023	Middle-East and Africa Regional IAU Meeting (MEARIM)	Cairo Egypt
Feb 6 - Feb 17	I-HOW	X-ray Vision of Our Universe: A Data-Driven Approach, X-Ray Astronomy	Potchesfstroom South Africa
Feb 6 - Feb 10	IAUS 377	Early Disk-Galaxy Formation from JWST to the Milky Way Electronic version	Kuala-Lumpur Malaysia
January
Jan 1	I-HOW	Radio Astronomy Data Hands-On Workshop - Date TBD in 2023	Tehran Iran, Islamic Rep of

2022

December
Dec 5 - Dec 9	IAUS 375	The Multimessenger Chakra of Blazar Jets Electronic version	Kathmandu Nepal
November
Nov 15 - Nov 17		4th Shaw-IAU Workshop	Virtual Meeting
October
Oct 10 - Oct 22	I-HOW	VLTI High Angular Resolution Observations Workshop: Infrared Astronomy	Santiago Chile
September
Sep 12 - Sep 16	CAP2022	CAP Conference: Communicating Astronomy with the Public 2022	Sydney Australia
August
Aug 10 - Aug 11	FM 7	Astrometry for 21st Century Astronomy	Korea, Rep of
Aug 10 - Aug 11	FM 6	Dynamics of the ICM: Radio and X-ray Observations and Theory	Busan Korea, Rep of
Aug 10 - Aug 11	FM 3	Consensus Cosmic Shear in the 2020s	Busan Korea, Rep of
Aug 9 - Aug 11	IAUS 374	Astronomical Hazards for Life on Earth Electronic version	Busan Korea, Rep of
Aug 9 - Aug 11	IAUS 373	Resolving the Rise and Fall of Star Formation in Galaxies Electronic version	Busan Korea, Rep of
Aug 9 - Aug 11	IAUS 371	Honoring Charlotte Moore Sitterly: Astronomical spectroscopy in the 21st century Electronic version	Busan Korea, Rep of
Aug 8 - Aug 9	IM	Global Coordination of Ground and Space Astrophysics	Busan Korea, Rep of
Aug 8 - Aug 9	IM	Women in Astronomy	Busan Korea, Rep of
Aug 8 - Aug 9	IM	IAU Early Career Astronomer (ECA) 2021	Busan Korea, Rep of
Aug 8 - Aug 9	IM	Diversity and Inclusion in Astronomy: Strategic Actions for 2020-2030	Busan Korea, Rep of
Aug 8 - Aug 11	IAUS 370	Winds of stars and exoplanets Electronic version	Busan Korea, Rep of
Aug 5 - Aug 8	IM	Division Days 2022	Busan Korea, Rep of
Aug 4 - Aug 8		IAU Offices Family Meeting (OAO, OAD, OYA & OAE)	Busan Korea, Rep of
Aug 4 - Aug 9	FM 2	Towards a World Standard for Dark and Quiet Sky Protection	Busan Korea, Rep of
Aug 4 - Aug 9	FM 10	Synergy Of Small Telescopes And Large Surveys For Solar System And Exoplanetary Bodies Research	Busan Korea, Rep of
Aug 4 - Aug 9	FM 1	Physics of Relativistic Jets on all Scales	Busan Korea, Rep of
Aug 2 - Aug 4	IAUS 372	The Era of Multi-Messenger Solar Physics Electronic version	Busan Korea, Rep of
Aug 2 - Aug 4	IAUS 369	The dawn of cosmology & multi-messenger studies with fast radio bursts	Busan Korea, Rep of
Aug 2 - Aug 4	IAUS 368	Machine Learning in Astronomy: Possibilities and Pitfalls	Busan Korea, Rep of
Aug 2 - Aug 11	GA 2022	XXXI IAU General Assembly (POSTPONED TO AUGUST 2022)	Busan Korea, Rep of
Aug 2 - Aug 3	FM 9	Stellar Synthetic Spectra To Study Stellar Populations In The Gaia Era	Busan Korea, Rep of
Aug 2 - Aug 3	FM 8	Planetary Astronomy via Telescopic and Microscopic Approaches	Busan Korea, Rep of
Aug 2 - Aug 3	FM 5	Beyond the Goldilocks zone: the Effect of Stellar Magnetic Activity on Exoplanet Habitability	Busan Korea, Rep of
Aug 2 - Aug 3	FM 4	UV Insights to Massive Stars and Young Stellar Clusters	Busan Korea, Rep of
Aug 1		Executive Committee Meeting 108	Busan Korea, Rep of
May
May 8 - May 13	IAUS 361	Massive Stars Near & Far Electronic version	Ireland
April
Apr 25 - Apr 28		Executive Committee Meeting 107	Paris France

2021

November
Nov 29 - Dec 3	IAUS 363	Neutron Star Astrophysics at the Crossroads: Magnetars and the Multimessenger Revolution Electronic version	Virtual Meeting Italy
Nov 8 - Nov 12	IAUS 362	Predictive Power of Computational Astrophysics as a Discovery Tool Electronic version	Virtual Meeting France
Nov 1 - Nov 6	IAUS 366	The Origin of Outflows in Evolved Stars Electronic version	Virtual Meeting Belgium
October
Oct 18 - Oct 22	IAUS 364	Multi-scale (time and mass) Dynamics of Space Objects Electronic version	Hybrid Meeting Romania
Oct 12 - Oct 15		3rd Shaw-IAU Workshop on Astronomy for Education - VIRTUAL MEETING	Virtual Meeting
Oct 3 - Oct 7		Dark and Quiet Skies for Science and Society II - UPDATED TO VIRTUAL	Virtual Meeting Spain
August
Aug 27		Executive Committee Meeting 106	Virtual Meeting
Aug 26	GA2021	IAU XXX1st General Assembly Business Sessions - 26 August 2021	Virtual Meeting
Aug 24	GA2021	GA XXI Discussion on Proposed Resolutions	Virtual Meeting
Aug 23	GA2021	IAU XXX1st General Assembly Business Sessions - 23 August 2021	Virtual Meeting
July
Jul 20 - Jul 22		IAU Offices Family Meeting (OAO, OAD, OYA & OAE)	Virtual Meeting
May
May 24 - May 27	CAP 2021	CAP Conference: Communicating Astronomy with the Public 2021 - VIRTUAL MEETING	Virtual Meeting
April
Apr 19 - Apr 22		Executive Committee Meeting 105	Virtual Meeting
March
Mar 22 - Mar 26	IAUS 360	Astronomical Polarimetry -- New Era of Multi-Wavelength Polarimetry	Virtual Meeting Japan
Mar 2 - Mar 4		Officers' Meeting 2021	Virtual Meeting France

2020

December
Dec 8 - Dec 12	IAUS 367	Education and Heritage in the Era of Big Data in Astronomy. The first steps on the IAU 2020–2030 Strategic Plan - VIRTUAL MEETING Electronic version	Mendoza Argentina
November
Nov 18 - Nov 21		Challenges and Innovations in Computational Astrophysics - II	Virtual Meeting AA-Country unknown
Nov 10 - Nov 12	MEARIM 2020	Fifth Middle-East and Africa Regional IAU Meeting - VIRTUAL MEETING	Virtual Meeting Jordan
October
Oct 6 - Oct 9		2nd Shaw–IAU Workshop on Astronomy for Education - VIRTUAL MEETING	Virtual Meeting
Oct 5 - Oct 9		Dark and Quiet Skies for Science and Society - VIRTUAL MEETING	Virtual Meeting Spain
May
May 11 - May 14		Executive Committee Meeting 104	Virtual Meeting
March
Mar 2 - Mar 6	IAUS 359	Galaxy Evolution and Feedback Across Different Environments Electronic version	Bento Gonçalves Brazil
February
Feb 10 - Feb 12		Officer's Meeting 2020	Paris France
Feb 10 - Feb 12		Officers' Meeting 2020	Paris France

2019

December
Dec 17 - Dec 19		1st Shaw-IAU Workshop on Astronomy for Education	Paris France
November
Nov 12 - Nov 15	IAUS 358	Astronomy for Equity, Diversity and Inclusion — a roadmap to action within the framework of the IAU 100th Anniversary	Tokyo Japan
Nov 3 - Nov 9	LARIM 2019	XVI Latin American Regional IAU Meeting	Antofagasta Chile
October
Oct 21 - Oct 25	IAUS 357	White Dwarfs as probes of fundamental physics and tracers of planetary, stellar & galactic evolution Electronic version	Hilo, Big Island, Hawaii United States
Oct 14 - Nov 3	ISYA 2019	42nd International School of Young Astronomers (ISYA 2019)	Kunming China, Nanjing
Oct 7 - Oct 11	IAUS 356	Nuclear Activity in Galaxies Across Cosmic Time Electronic version	Addis Ababa Ethiopia
July
Jul 8 - Jul 12	IAUS 355	The Realm of the Low Surface Brightness Universe	Tenerife Spain
June
Jun 30 - Jul 6	IAUS 354	Solar and Stellar Magnetic Fields: Origins and Manifestations Electronic version	Copiapo Chile
Jun 30 - Jul 5	IAUS 353	Galactic Dynamics in the Era of Large Surveys Electronic version	Shanghai China, Nanjing
Jun 8 - Jun 9		White Night of Astronomy- Institut d'Astrophysique de Paris (IAP)	Paris France
Jun 3 - Jun 7	IAUS 352	Uncovering early galaxy evolution in the ALMA and JWST era Electronic version	Viana do Castelo Portugal
May
May 27 - May 31	IAUS 351	Star Clusters: from the Milky Way to the Early Universe Electronic version	Bologna Italy
May 13 - May 16		Executive Committee Meeting 103 (IAU 100 Anniversary)	Rome Italy
April
Apr 14 - Apr 19	IAUS 350	Laboratory Astrophysics: from Observations to Interpretation Electronic version	Cambridge United Kingdom
January
Jan 14 - Jan 16		Officers' Meeting 2019	Paris France

2018

November
Nov 12 - Nov 16	IAUS 341	Challenges in Panchromatic Modelling with Next Generation Facilities Electronic version	Osaka Japan
September
Sep 1		Executive Committee Meeting 102	Vienna Austria
August
Aug 30 - Aug 31	FM4	Magnetic fields along the star-formation sequence	Vienna Austria
Aug 30 - Aug 31	FM2	Warm and Hot Baryonic Matter in the Cosmos	Vienna Austria
Aug 29 - Aug 31	FM8	New Insights in Extragalactic Magnetic Fields	Vienna Austria
Aug 28 - Aug 31	FM15	Astronomy for Development	Vienna Austria
Aug 28 - Aug 31	IAUS 348	21st Century Astrometry: crossing the Dark and Habitable frontiers	Vienna Austria
Aug 28 - Aug 31	IAUS 349	Under One Sky: The IAU Centenary Symposium Electronic version	Vienna Austria
Aug 28 - Aug 29	FM7	Radial metallicity gradients in star forming galaxies	Vienna Austria
Aug 28 - Aug 29	FM10	Nano Dust in Space and Astrophysics	Vienna Austria
Aug 28 - Aug 29	FM1	Focus Meeting: A Century of Asteroid Families	Vienna Austria
Aug 28 - Aug 31	IAUS 347	Early Science with ELTs (EASE)	Vienna Austria
Aug 27 - Aug 31	IAUS 346	High-mass X-ray binaries: illuminating the passage from massive binaries to merging compact objects Electronic version	Vienna Austria
Aug 23	FM14	IAU’s role on global astronomy outreach, the latest challenges and bridging different communities	Vienna Austria
Aug 22 - Aug 23	FM3	Radio Galaxies: Resolving the AGN phenomenon	Vienna Austria
Aug 22 - Aug 23	FM12	Calibration and Standardization Issues in UV-VIS-IR Astronomy	Vienna Austria
Aug 22 - Aug 23	FM9	Solar Irradiance: Physics-Based Advances	Vienna Austria
Aug 20 - Aug 23	IAUS 345	Origins: From the Protosun to the First Steps of Life Electronic version	Vienna Austria
Aug 20 - Aug 24	IAUS 344	Dwarf Galaxies: From the Deep Universe to the Present Electronic version	Vienna Austria
Aug 20 - Aug 22	FM6	Galactic Angular Momentum	Vienna Austria
Aug 20 - Aug 22	FM5	Understanding historical observations to study transient phenomena	Vienna Austria
Aug 20 - Aug 22	FM13	Global Coordination of International Astrophysics and Heliophysics Activities from Space and Ground	Vienna Austria
Aug 20 - Aug 22	FM11	JWST: Launch, Commissioning, and Cycle 1 Science	Vienna Austria
Aug 20 - Aug 23	IAUS 343	Why Galaxies Care About AGB Stars: A Continuing Challenge through Cosmic Time Electronic version	Vienna Austria
Aug 20 - Aug 31	GA 2018	XXX IAU General Assembly	Vienna Austria
Aug 19		Executive Committee Meeting 101	Vienna Austria
July
Jul 8 - Jul 28	ISYA 2018	41st International School of Young Astronomers (ISYA 2018)	Socorro, Santander Colombia
May
May 14 - May 18	IAUS 342	Perseus in Sicily: from black hole to cluster outskirts Electronic version	Noto Italy
April
Apr 16 - Apr 20		Executive Committee Meeting 100	Vienna Austria
March
Mar 26 - Apr 11	ISYA 2018	40th International School of Young Astronomers (ISYA 2018)	Cairo Egypt
Mar 24 - Mar 28	CAP 2018	CAP Conference: Communicating Astronomy with the Public 2018	Fukuoka Japan
February
Feb 19 - Feb 23	IAUS 340	Long-term datasets for the understanding of solar and stellar magnetic cycles Electronic version	Jaipur India
January
Jan 22 - Jan 24		Officers' Meeting 2018	Paris France

2017

November
Nov 13 - Nov 17	IAUS 339	Southern Horizons in Time-Domain Astronomy Electronic version	Cape Town South Africa
October
Oct 16 - Oct 19	IAUS 338	Gravitational Wave Astrophysics: Early Results from GW Searches and Electromagnetic Counterparts Electronic version	Baton Rouge, LA United States
Oct 2 - Oct 6	IAUS 333	Peering towards Cosmic Dawn Electronic version	Dubrovnik Croatia, the Republic of
September
Sep 4 - Sep 8	IAUS 337	Pulsar Astrophysics - The Next 50 Years Electronic version	Jodrell Bank Observatory United Kingdom
Sep 4 - Sep 8	IAUS 336	Astrophysical Masers: Unlocking the Mysteries of the Universe Electronic version	Cagliari (Sardinia) Italy
July
Jul 17 - Jul 21	IAUS 335	Space Weather of the Heliosphere: Processes and Forecasts Electronic version	University of Exeter United Kingdom
Jul 10 - Jul 14	IAUS 334	Rediscovering our Galaxy Electronic version	Potsdam Germany
Jul 3 - Jul 7	APRIM 2017	APRIM 2017	Taipei China, Taipei
May
May 22 - May 25	MEARIM 2017	MEARIM 2017: Fourth Middle-East and Africa Regional IAU Meeting	Addis ababa Ethiopia
May 8 - May 12		Executive Committee Meeting 99	Pune India
May 8 - May 19	ISYA 2017	ISYA 2017	Addis Ababa Ethiopia
April
Apr 24 - Apr 28	IAUS 330	Astrometry and Astrophysics in the Gaia Sky Electronic version	Nice France
March
Mar 20 - Mar 24	IAUS 332	Astrochemistry VII – Through the Cosmos from Galaxies to Planets Electronic version	Puerto Varas Chile
February
Feb 27 - Mar 1		Officers' Meeting 2017	Paris France
Feb 20 - Feb 24	IAUS 331	SN 1987A, 30 Years Later Electronic version	Saint-Gilles-les-Bains, La Réunion Island France

2016

November
Nov 28 - Dec 2	IAUS 329	The Lives and Death-Throes of Massive Stars Electronic version	Auckland New Zealand
October
Oct 19 - Oct 25	IAUS 325	Astroinformatics (AstroInfo16) Electronic version	Sorrento (Naples) Italy
Oct 17 - Oct 21	IAUS 328	Living around Active Stars Electronic version	Maresias Brazil
Oct 10 - Oct 14	IAUS 323	Planetary Nebulae: Multi-Wavelength Probes of Stellar and Galactic Evolution Electronic version	Beijing China, Nanjing
Oct 9 - Oct 14	IAUS 327	Fine Structure and Dynamics of the Solar Atmosphere Electronic version	Cartagena de Indias Colombia
Oct 4 - Oct 7	IAUS 326	CANCELLED: Research in Astronomy Education: Far Reaching Impacts and Future Directions	Heidelberg Germany
Oct 3 - Oct 7	LARIM 2016	XV Latin American Regional IAU Meeting	Cartagena de Indias Colombia
September
Sep 12 - Sep 16	IAUS 324	New Frontiers in Black Hole Astrophysics Electronic version	Ljubljana Slovenia, the Republic of
August
Aug 21 - Sep 7	ISYA 2016	ISYA 2016	Teheran Iran, Islamic Rep of
July
Jul 18 - Jul 22	IAUS 322	The Multi-Messenger Astrophysics of the Galactic Centre Electronic version	Cairns Australia
May
May 16 - May 20	CAP 2016	CAP Conference: Communicating Astronomy with the Public 2016	Medellin Colombia
May 4 - May 6		Executive Committee Meeting 98	Mexico City Mexico
March
Mar 14 - Mar 18	IAUS 321	Formation and evolution of galaxy outskirts Electronic version	Toledo Spain
January
Jan 27 - Jan 29		Officers' Meeting 2016	Paris France

2015

November
Nov 23 - Dec 11	ISYA 2015	ISYA 2015	Tegucigalpa Honduras
August
Aug 15		Executive Committee Meeting 97	Honolulu, Hawaii United States
Aug 13 - Aug 14	FM 20	Astronomy for Development	Honolulu United States
Aug 12 - Aug 14	FM 7	Stellar Physics in Galaxies throughout the Universe	Honolulu United States
Aug 12 - Aug 14	FM 18	Scale-free processes in the universe	Honolulu United States
Aug 12 - Aug 14	FM 17	Advances in Stellar Physics from Asteroseismology	Honolulu United States
Aug 12 - Aug 14	FM 14	The Gravitational Wave Symphony of Structure Formation	Honolulu United States
Aug 12 - Aug 14	FM 1	Dynamical problems in Extrasolar planets science	Honolulu United States
Aug 11 - Aug 14	IAUS 320	Solar and Stellar Flares and Their Effects on Planets Electronic version	Honolulu United States
Aug 11 - Aug 14	IAUS 319	Galaxies at High Redshift and Their Evolution Over Cosmic Time Electronic version	Honolulu United States
Aug 11 - Aug 14	IAUS 316	Formation, evolution, and survival of massive star clusters Electronic version	Honolulu United States
Aug 11 - Aug 13	FM 9	Highlights in the Exploration of Small Worlds	Honolulu United States
Aug 11 - Aug 13	FM 5	The Legacy of Planck	Honolulu United States
Aug 11 - Aug 13	FM 21	Mitigating Threats of Light Pollution & Radio Frequency Interference	Honolulu United States
Aug 11 - Aug 13	FM 2	Astronomical Heritage: Progressing the UNESCO-IAU Initiative	Honolulu United States
Aug 11 - Aug 13	FM 10	Stellar explosions in an ever-changing environment	Honolulu United States
Aug 7		Executive Committee Meeting 96	Honolulu, Hawaii United States
Aug 6 - Aug 7	FM 3	Scholarly Publication in Astronomy: Evolution or Revolution?	Honolulu United States
Aug 6 - Aug 7	FM 19	Communicating Astronomy with the Public in the Big Data Era	Honolulu United States
Aug 5 - Aug 6	FM 6	X-ray Surveys of the Hot and Energetic Cosmos	Honolulu United States
Aug 5 - Aug 6	FM 4	Planetary nebulae as probes of galactic structure and evolution	Honolulu United States
Aug 5 - Aug 6	FM 13	Brightness variations of the Sun and Sun-like stars	Honolulu United States
Aug 5 - Aug 6	FM 11	Global Coordination of Ground and Space Astrophysics and Heliophysics	Honolulu United States
Aug 3 - Aug 7	IAUS 318	Asteroids: New Observations, New Models Electronic version	Honolulu United States
Aug 3 - Aug 7	IAUS 317	The General Assembly of Galaxy Halos: Structure, Origin and Evolution Electronic version	Honolulu United States
Aug 3 - Aug 7	IAUS 315	From interstellar clouds to star-forming galaxies: universal processes? Electronic version	Honolulu United States
Aug 3 - Aug 14	GA2015	XXIX IAU General Assembly	Honolulu, Hawaii United States
Aug 3 - Aug 5	FM 8	Statistics and Exoplanets	Honolulu United States
Aug 3 - Aug 5	FM 22	The Frontier Fields: Transforming our understanding of cluster and galaxy evolution	Honolulu United States
Aug 3 - Aug 5	FM 16	Stellar Behemoths - Red Supergiants across the local Universe	Honolulu United States
Aug 3 - Aug 5	FM 15	Search for water and life's building blocks in the universe	Honolulu United States
Aug 3 - Aug 5	FM 12	Bridging Laboratory Astrophysics and Astronomy	Honolulu United States
May
May 11 - May 15	IAUS 314	Young Stars & Planets Near the Sun Electronic version	Atlanta, Georgia United States
April
Apr 15 - Apr 17		Executive Committee Meeting 95	Padova Italy
January
Jan 15 - Jan 16		Officers' meeting	Paris France

2014

November
Nov 30 - Dec 5	IAUS 305	Polarimetry: The Sun to Stars and Stellar Environments (NEW DATES) Electronic version	Punta Leona Costa Rica
Nov 24 - Dec 12	ISYA 2014	ISYA 2014	Chiang Mai Thailand
September
Sep 15 - Sep 20	IAUS 313	Extragalactic Jets from every angle Electronic version	Puerto Ayora, Galapagos Islands Ecuador
Sep 1 - Sep 6	MEARIM 2014	Third Middle-East and Africa IAU Regional Meeting	Beirut Lebanon
August
Aug 25 - Aug 29	IAUS 312	Star Clusters and Black Holes in Galaxies across Cosmic Time Electronic version	Beijing China, Nanjing
Aug 19 - Aug 22	APRIM 2014	12th Asia-Pacific IAU Regional Meeting	Daejeon Korea, Rep of
July
Jul 21 - Jul 25	IAUS 311	Galaxies Masses as Constraints of Formation Models Electronic version	Oxford United Kingdom
Jul 7 - Jul 11	IAUS 310	Complex planetary systems Electronic version	Namur Belgium
Jul 7 - Jul 11	IAUS 309	Galaxies in 3D across the Universe Electronic version	Vienna Austria
June
Jun 23 - Jun 28	IAUS 308	The Zeldovich Universe: Genesis and Growth of the Cosmic Web Electronic version	Tallinn Estonia
Jun 23 - Jun 27	IAUS 307	New Windows on Massive Stars, Asteroseismology, Interferometry and Spectropolarimetry Electronic version	Geneva Switzerland
May
May 25 - May 29	IAUS 306	Statistical challenges in 21st Century Cosmology (SCCC 21) Electronic version	Lisbon Portugal
April
Apr 30 - May 2		Executive Committee Meeting 94	Canberra Australia
February
Feb 13 - Feb 14		Officers' meeting	Paris France

2013

November
Nov 25 - Nov 29	LARIM 2013	XIV Latin American Regional IAU Meeting	Florianópolis, SC Brazil
October
Oct 14 - Oct 18	CAP 2013	CAP Conference: Communicating Astronomy with the Public 2013	Warsaw Poland
Oct 7 - Oct 11	IAUS 304	Multiwavelength AGN surveys and studies Electronic version	Byurakan Armenia
September
Sep 30 - Oct 4	IAUS 303	The galactic center: Feeding and feedback in a normal galactic nucleus Electronic version	Santa Fe United States
August
Aug 25 - Sep 12	ISYA 2013	ISYA 2013	Bandung Indonesia
Aug 25 - Aug 30	IAUS 302	Magnetic fields throughout stellar evolution Electronic version	Biarritz France
Aug 19 - Aug 23	IAUS 301	Precision asteroseismology Electronic version	Wroclaw Poland
June
Jun 10 - Jun 16	IAUS 300	Nature of prominences and their role in space weather Electronic version	Paris France
Jun 2 - Jun 7	IAUS 299	Exploring the formation and evolution of planetary systems Electronic version	Victoria Canada
May
May 20 - May 24	IAUS 298	Setting the scene for Gaia and LAMOST - the current and next generations of surveys and models Electronic version	Lijiang (Yunnan Province) China, Nanjing
May 20 - May 24	IAUS 297	The diffuse interstellar bands Electronic version	Haarlem Netherlands
May 9 - May 11		Executive Committee Meeting 93	Nara Japan
February
Feb 7 - Feb 8		Officers' meeting	Paris France
January
Jan 7 - Jan 11	IAUS 296	Supernova environmental impacts Electronic version	Kolkata (Calcutta) India

2012

September
Sep 1		IAU GA EC92	Beijing China, Nanjing
August
Aug 29 - Aug 31	SpS17	Light Pollution: Protecting Astronomical Sites and Increasing Global Awareness through Education	Beijing China, Nanjing
Aug 29 - Aug 31	SpS14	Communicating astronomy with the public for scientists	Beijing China, Nanjing
Aug 29 - Aug 31	SpS7	The impact hazard: current activities and future plans	Beijing China, Nanjing
Aug 29		IAU GA EC91, part III	Beijing China, Nanjing
Aug 28 - Aug 31	SpS15	Data intensive astronomy	Beijing China, Nanjing
Aug 27 - Aug 31	SpS13	High-precision tests of stellar physics from high-precision photometry	Beijing China, Nanjing
Aug 27 - Aug 30	SpS12	Modern views of the interstellar medium	Beijing China, Nanjing
Aug 27 - Aug 28	SpS11	IAU Strategic Plan and the Global Office of Astronomy for Development	Beijing China, Nanjing
Aug 27 - Aug 31	SpS10	Dynamics of the star-planet relations	Beijing China, Nanjing
Aug 27 - Aug 28	SpS9	Future Large Facilities	Beijing China, Nanjing
Aug 27 - Aug 30	SpS8	Calibration of star-formation rate measurements across the electromagnetic spectrum	Beijing China, Nanjing
Aug 27 - Aug 28	SpS16	Unexplained spectral phenomena in the interstellar medium	Beijing China, Nanjing
Aug 27 - Aug 29	JD7	Space-time reference systems for future research	Beijing China, Nanjing
Aug 27 - Aug 31	IAUS 295	The intriguing life of massive galaxies Electronic version	Beijing China, Nanjing
Aug 27 - Aug 31	IAUS 294	Solar and astrophysical dynamos and magnetic activity Electronic version	Beijing China, Nanjing
Aug 27 - Aug 31	IAUS 293	Formation, detection, and characterization of extrasolar habitable planets Electronic version	Beijing China, Nanjing
Aug 27 - Aug 31	IAUS 289	Advancing the physics of cosmic distances Electronic version	Beijing China, Nanjing
Aug 24 - Aug 31	SpS18	"Hot Topics" for each week	Beijing China, Nanjing
Aug 23 - Aug 24	SpS5	The IR view of massive stars: the main sequence and beyond	Beijing China, Nanjing
Aug 23 - Aug 24	JD6	The connection between radio properties and high-energy emission in AGNs	Beijing China, Nanjing
Aug 23		IAU GA EC91, part II	Beijing China, Nanjing
Aug 22 - Aug 24	SpS6	Science with large solar telescopes	Beijing China, Nanjing
Aug 22 - Aug 24	JD5	From meteors and meteorites to their parent bodies: Current status and future developments	Beijing China, Nanjing
Aug 20 - Aug 23	SpS4	New era for studying interstellar and intergalactic magnetic fields	Beijing China, Nanjing
Aug 20 - Aug 24	SpS3	Galaxy evolution through secular processes	Beijing China, Nanjing
Aug 20 - Aug 24	SpS2	Cosmic evolution of groups and clusters of galaxies	Beijing China, Nanjing
Aug 20 - Aug 24	SpS1	Origin and complexity of massive star clusters	Beijing China, Nanjing
Aug 20 - Aug 22	JD4	Ultraviolet emission in early-type galaxies	Beijing China, Nanjing
Aug 20 - Aug 22	JD3	3-D views of the cycling Sun in stellar context	Beijing China, Nanjing
Aug 20 - Aug 22	JD2	Very massive stars in the local universe	Beijing China, Nanjing
Aug 20 - Aug 21	JD1	The highest-energy gamma-ray universe observed with Cherenkov telescope arrays	Beijing China, Nanjing
Aug 20 - Aug 24	IAUS 292	Molecular Gas, Dust, and Star Formation in Galaxies Electronic version	Beijing China, Nanjing
Aug 20 - Aug 24	IAUS 291	Neutron stars and pulsars: Challenges and opportunities after 80 Years Electronic version	Beijing China, Nanjing
Aug 20 - Aug 24	IAUS 290	Feeding compact objects: Accretion on all scales Electronic version	Beijing China, Nanjing
Aug 20 - Aug 24	IAUS 288	Astrophysics from Antarctica Electronic version	Beijing China, Nanjing
Aug 20 - Aug 31	GA 2012	XXVIIIth IAU General Assembly	Beijing China, Nanjing
Aug 19		IAU GA EC91, part I	Beijing China, Nanjing
April
Apr 18 - Apr 20		Executive Committee Meeting 90	Paris France
March
Mar 12 - Mar 16	IAUS 279	Death of Massive Stars: Supernovae and Gamma-Ray Bursts Electronic version	Nikko Japan
February
Feb 5 - Feb 26	ISYA 2012	ISYA 2012	Cape Town / Sutherland South Africa
January
Jan 29 - Feb 3	IAUS 287	Cosmic masers - from OH to Ho Electronic version	Stellenbosch South Africa
Jan 23 - Jan 25		Officers' meeting	Paris France

2011

October
Oct 10 - Oct 14	CAP 2011	Communicating Astronomy with the Public 2011: New Territories for Science Outreach	Beijing China, Nanjing
Oct 3 - Oct 7	IAUS 286	Comparative magnetic minima: characterizing quiet times in the Sun and stars Electronic version	Mendoza Argentina
September
Sep 19 - Sep 23	IAUS 285	New Horizons in Time Domain Astronomy Electronic version	Oxford United Kingdom
Sep 5 - Sep 9	IAUS 284	The spectral energy distribution of galaxies (SED2011) Electronic version	Preston United Kingdom
July
Jul 26 - Jul 29	APRIM 2011	11th Asia-Pacific IAU Regional Meeting	Chiang Mai Thailand
Jul 25 - Jul 29	IAUS 283	Planetary Nebulae: an Eye to the Future Electronic version	Puerto de la Cruz, Tenerife Spain
Jul 18 - Jul 22	IAUS 282	From Interacting Binaries to Exoplanets: Essential Modeling Tools Electronic version	Tatranska Lomnica Slovakia
Jul 4 - Jul 8	IAUS 281	Binary Paths to the Explosions of type Ia Supernovae Electronic version	Padova Italy
May
May 29 - Jun 3	IAUS 280	The Molecular Universe Electronic version	Toledo Spain
May 24 - May 26		Executive Committee Meeting 89	Prague Hungary
April
Apr 10 - Apr 15	MEARIM 2011	2nd Middle East-Africa IAU Regional Meeting	Cape Town South Africa
March
Mar 31 - Apr 21	ISYA 2011	ISYA 2011	Lijang China, Nanjing
January
Jan 24 - Jan 26		Officers' meeting	Paris France
Jan 5 - Jan 14	IAUS 278	Archaeoastronomy and Ethnoastronomy: Building Bridges between Cultures Electronic version	Lima Peru

2010

December
Dec 13 - Dec 17	IAUS 277	Tracing the ancestry of galaxies (on the land of our ancestors) Electronic version	Ouagadougou Burkina Faso
November
Nov 8 - Nov 12	LARIM 2010	XIII Latin American Regional IAU Meeting (LARIM-2010)	Morelia Mexico
October
Oct 11 - Oct 15	IAUS 276	The Astrophysics of planetary systems – formation, structure, and dynamical evolution Electronic version	Torino Italy
September
Sep 13 - Oct 1	ISYA 2010	ISYA 2010	Byurakan Armenia
Sep 13 - Sep 17	IAUS 275	Jets at all scales Electronic version	Buenos Aires Argentina
Sep 6 - Sep 10	IAUS 274	Advances in plasma astrophysics Electronic version	Catania Italy
August
Aug 23 - Aug 26	IAUS 273	Physics of Sun and star spots Electronic version	Los Angeles United States
July
Jul 19 - Jul 23	IAUS 272	Active OB stars – structure, evolution, mass loss, and critical limits Electronic version	Paris France
June
Jun 21 - Jun 25	IAUS 271	Astrophysical dynamics – from stars to galaxies Electronic version	Nice France
May
May 31 - Jun 4	IAUS 270	Computational star formation Electronic version	Barcelona Spain
May 11 - May 13		Executive Committee Meeting 88	Baltimore, MD United States
March
Mar 15 - Mar 18	CAP 2010	IAU C55 Conference: Communicating Astronomy with the Public 2010	Cape Town South Africa
January
Jan 25		Officers' meeting	Paris France
Jan 6 - Jan 9	IAUS 269	Galileo's Medicean Moons – their impact on 400 years of Discovery Electronic version	Padova Italy

2009

December
Dec 7 - Dec 18	ISYA 2009	ISYA 2009	University of the West Indies Trinidad & Tobago
November
Nov 23 - Nov 27		Mathematics and Astronomy, a Joint Long Story	Madrid Spain
Nov 9 - Nov 13	IAUS 268	Light Elements in the Universe Electronic version	Geneva Switzerland
August
Aug 14		Executive Committee Meeting 87	Rio de Janeiro Brazil
Aug 14	SpS10	Next Generation Large Astronomical Facilities	Rio de Janeiro Brazil
Aug 13 - Aug 14	JD13	Eta Carinae in the Context of the Most Massive Stars	Rio de Janeiro Brazil
Aug 12		Executive Committee Meeting 86 - Part 3	Rio de Janeiro Brazil
Aug 12 - Aug 14	JD16	IHY Global Campaign - Whole Heliosphere Interval	Rio de Janeiro Brazil
Aug 12 - Aug 14	JD15	Magnetic Fields in Diffuse Media	Rio de Janeiro Brazil
Aug 12 - Aug 14	JD14	FIR2009: the ISM of Galaxies in the Far-Infrared and Sub-Millimetre	Rio de Janeiro Brazil
Aug 11 - Aug 14	SpS9	Marking the 400th Anniversary of Kepler’s “Astronomia Nova”	Rio de Janeiro Brazil
Aug 11 - Aug 14	SpS8	The Galactic Plane - in Depth and Across the Spectrum	Rio de Janeiro Brazil
Aug 11 - Aug 14	SpS7	Young Stars, Brown Dwarfs, and Protoplanetary Disks	Rio de Janeiro Brazil
Aug 11 - Aug 14	SpS5	Accelerating the Rate of Astronomical Discovery	Rio de Janeiro Brazil
Aug 10 - Aug 11	SpS6	Planetary Systems as Potential Sites for Life	Rio de Janeiro Brazil
Aug 10 - Aug 11	JD9	Are the Fundamental Constants Varying with Time?	Rio de Janeiro Brazil
Aug 10 - Aug 11	JD12	The First Galaxies - Theoretical Predictions and Observational Clues	Rio de Janeiro Brazil
Aug 10 - Aug 11	JD11	New Advances in Helio- and Astero-Seismology	Rio de Janeiro Brazil
Aug 10 - Aug 11	JD10	3D Views on Cool Stellar Atmospheres - Theory Meets Observation	Rio de Janeiro Brazil
Aug 10 - Aug 14	IAUS 267	Co-evolution of Central Black Holes and Galaxies Electronic version	Rio de Janeiro Brazil
Aug 10 - Aug 14	IAUS 266	Star Clusters - Basic Galactic Building Blocks throughout Time and Space Electronic version	Rio de Janeiro Brazil
Aug 10 - Aug 14	IAUS 265	Chemical Abundances in the Universe - Connecting First Stars to Planets Electronic version	Rio de Janeiro Brazil
Aug 6		Executive Committee Meeting 86 - Part 2	Rio de Janeiro Brazil
Aug 6 - Aug 10	SpS4	Astronomy Education between Past and Future	Rio de Janeiro Brazil
Aug 6 - Aug 7	SpS3	Astronomy in Antarctica	Rio de Janeiro Brazil
Aug 6 - Aug 7	JD8	Hot Interstellar Matter in Elliptical Galaxies	Rio de Janeiro Brazil
Aug 6 - Aug 7	JD7	Astrophysical Outflows and Associated Accretion Phenomena	Rio de Janeiro Brazil
Aug 6 - Aug 7	JD6	Time and Astronomy	Rio de Janeiro Brazil
Aug 6 - Aug 7	JD5	Modelling the Milky Way in the Era of Gaia	Rio de Janeiro Brazil
Aug 6 - Aug 7	JD2	Diffuse Light in Galaxy Clusters	Rio de Janeiro Brazil
Aug 3 - Aug 5	SpS2	The International Year of Astronomy 2009	Rio de Janeiro Brazil
Aug 3 - Aug 6	SpS1	IR and Sub-mm Spectroscopy - a New Tool for Studying Stellar Evolution	Rio de Janeiro Brazil
Aug 3 - Aug 5	JD4	Progress in Understanding the Physics of Ap and Related Stars	Rio de Janeiro Brazil
Aug 3 - Aug 5	JD3	Neutron Stars - Timing in Extreme Environments	Rio de Janeiro Brazil
Aug 3 - Aug 5	JD1	Dark Matter in Early-type Galaxies	Rio de Janeiro Brazil
Aug 3 - Aug 7	IAUS 264	Solar and Stellar Variability - Impact on Earth and Planets Electronic version	Rio de Janeiro Brazil
Aug 3 - Aug 7	IAUS 263	Icy Bodies of the Solar System Electronic version	Rio de Janeiro Brazil
Aug 3 - Aug 7	IAUS 262	Stellar Populations - Planning for the Next Decade Electronic version	Rio de Janeiro Brazil
Aug 3 - Aug 14		To be presented at the IAU XXVII General Assembly - Details on these IAU Joint Discussions can be found in IAU Information Bulletin No. 102	Rio de Janeiro Brazil
Aug 2		Executive Committee Meeting 86 - Part 1	Rio de Janeiro Brazil
April
Apr 27 - May 1	IAUS 261	Relativity in Fundamental Astronomy - Dynamics, Reference Frames and Data Analysis Electronic version	Virginia Beach, VA United States
Apr 6 - Apr 8		Officers' Meeting and 85th Executive Committee Meeting	Paris France
January
Jan 19 - Jan 23	IAUS 260	The Role of Astronomy in Society and Culture Electronic version	Paris, (UNESCO) France
Jan 12		Officers' meeting	Paris France

2008

November
Nov 3 - Nov 7	IAUS 259	Cosmic Magnetic Fields: from Planets, to Stars and Galaxies Electronic version	Puerto Santiago, Tenerife Spain
October
Oct 13 - Oct 17	IAUS 258	The Ages of Stars Electronic version	Baltimore, MD United States
September
Sep 15 - Sep 19	IAUS 257	Universal Heliophysical Processes Electronic version	Ionnina Greece
August
Aug 3 - Aug 6	APRIM 2008	10th Asian-Pacific Regional IAU Meeting	Kunming, Yunnan China, Nanjing
July
Jul 28 - Aug 1	IAUS 256	The Magellanic System: Stars, Gas, and Galaxies Electronic version	Keele United Kingdom
Jul 1 - Jul 21	ISYA 2008	ISYA 2008	Istanbul (Yis) Turkey
June
Jun 16 - Jun 20	IAUS 255	Low-Metallicity Star Formation: from the First Stars to Dwarf Galaxies Electronic version	Rapallo, Genova Italy
Jun 9 - Jun 13	IAUS 254	The Galaxy Disk in Cosmological Context Electronic version	Copenhagen Denmark
May
May 28 - May 30		IAU 84th EC Meeting	Oslo Norway
May 19 - May 23	IAUS 253	Transiting Planets Electronic version	Boston, MA United States
April
Apr 6 - Apr 11	IAUS 252	The Art of Modelling Stars in the 21st Century Electronic version	Sanya, Hainan Island China, Nanjing
Apr 5 - Apr 10	MEARIM 2008	1st Middle-East African Regional IAU Meeting	Cairo Egypt
February
Feb 18 - Feb 22	IAUS 251	Organic Matter in Space Electronic version	Hong Kong Hong Kong
January
Jan 29 - Jan 31		Officers' meeting	Paris France

2007

December
Dec 10 - Dec 14	IAUS 250	Massive Stars as Cosmic Engines Electronic version	Kauai, HI United States
October
Oct 22 - Oct 26	LARIM 2007	12th Latin-American Regional IAU Meeting	Isla de Margarita Venezuela
Oct 22 - Oct 26	IAUS 249	Exoplanets: Detection, Formation and Dynamics Electronic version	Suzhou China, Nanjing
Oct 15 - Oct 19	IAUS 248	A Giant Step: from Milli- to Micro-arcsecond Astrometry Electronic version	Shanghai China, Nanjing
Oct 8 - Oct 12	CAP 2007	Communicating Astronomy with the Public 2007	Athens Greece
September
Sep 17 - Sep 22	IAUS 247	Waves and Oscillations in the Solar Atmosphere: Heating and Magneto-Seismology Electronic version	Porlamar, Isla de Margarita Venezuela
Sep 5 - Sep 9	IAUS 246	Dynamical Evolution of Dense Stellar Systems Electronic version	Capri Italy
July
Jul 16 - Jul 20	IAUS 245	Formation and Evolution of Galaxy Bulges Electronic version	Oxford United Kingdom
June
Jun 25 - Jun 29	IAUS 244	Dark Galaxies and Lost Baryons Electronic version	Cardiff United Kingdom
May
May 21 - May 25	IAUS 243	Star-Disk Interaction in Young Stars Electronic version	Grenoble France
May 15 - May 17		Executive Committee Meeting EC83	Cape Town South Africa
March
Mar 12 - Mar 16	IAUS 242	Astrophysical Masers and their Environments Electronic version	Alice Springs Australia
Mar 5 - Mar 23	ISYA 2007	ISYA 2007	Kuala Lumpur / Langkawi Malaysia
January
Jan 30 - Feb 1		Officers' Meeting	Paris France

2006

December
Dec 10 - Dec 14	IAUS 241	Stellar Populations as Building Blocks of Galaxies Electronic version	La Palma, Canary Islands Spain
August
Aug 25		Executive Committee Meeting 82	Prague Czech Republic
Aug 23	JD17	Highlights of Recent Progress in the Seismology of the Sun and Sun-like Stars	Prague Czech Republic
Aug 23		09:00 - 12:30: Executive Committee Meeting 81 (part 4)	Prague Czech Republic
Aug 22 - Aug 23	SpS7	Astronomy in Antarctica	Prague Czech Republic
Aug 22	SpS6	Astronomical Data Management	Prague Czech Republic
Aug 22 - Aug 23	JD14	Modelling Dense Stellar Systems	Prague Czech Republic
Aug 22 - Aug 23	JD16	Nomenclature, Precession and New Models in Fundamental Astronomy	Prague Czech Republic
Aug 22 - Aug 23	JD15	New Cosmology Results from the Spitzer Space Telescope	Prague Czech Republic
Aug 22 - Aug 23	JD13	Exploiting Large Surveys for Galactic Astronomy	Prague Czech Republic
Aug 22	SpS4b	"Hot Topics"	Prague Czech Republic
Aug 22 - Aug 25	IAUS 240	Binary Stars as Critical Tools and Tests in Contemporary Astrophysics http://ad.usno.navy.mil/iaus240/ Electronic version	Prague Czech Republic
Aug 21 - Aug 25	IAUS 239	Convection in Astrophysics Electronic version	Prague Czech Republic
Aug 21 - Aug 25	IAUS 238	Black Holes: from Stars to Galaxies - across the Range of Masses Electronic version	Prague Czech Republic
Aug 21	JD12	Long Wavelength Astrophysics	Prague Czech Republic
Aug 21	JD11	Pre-Solar Grains as Astrophysical Tools	Prague Czech Republic
Aug 21 - Aug 22	JD10	Progress in Planetary Exploration Missions	Prague Czech Republic
Aug 21 - Aug 22	SpS5	Astronomy for Developing World	Prague Czech Republic
Aug 21 - Aug 22	SpS3b	The Virtual Observatory in Action: New Science, New Technology, and Next Generation Facilities	Prague Czech Republic
Aug 18	SpS4a	"Hot Topics"	Prague Czech Republic
Aug 17 - Aug 18	JD09	Supernovae: One Millennium after SN1006	Prague Czech Republic
Aug 17 - Aug 18	JD08	Solar and Stellar Activity Cycles	Prague Czech Republic
Aug 17 - Aug 18	JD07	The Universe at z>6	Prague Czech Republic
Aug 17 - Aug 18	JD06	Neutron Stars and Black Holes in Star Clusters	Prague Czech Republic
Aug 17 - Aug 18	SpS3a	The Virtual Observatory in Action: New Science, New Technology, and Next Generation Facilities	Prague Czech Republic
Aug 17 - Aug 18	SpS2	Innovation in Teaching/Learning Astronomy Methods	Prague Czech Republic
Aug 16	JD05	Calibrating the Top of the Stellar M-L Relation	Prague Czech Republic
Aug 16 - Aug 17	JD04	The Ultraviolet Universe: Stars from Birth to Death	Prague Czech Republic
Aug 16 - Aug 17	JD03	Solar Active Regions and 3D Magnetic Structure	Prague Czech Republic
Aug 16 - Aug 17	JD02	On the Present and Future of Pulsar Astronomy	Prague Czech Republic
Aug 16 - Aug 17	JD01	Cosmic Particle Acceleration - from Solar System to AGNs	Prague Czech Republic
Aug 16 - Aug 17	SpS1	Astronomical Facilities of the Next Decade	Prague Czech Republic
Aug 15		09:00 - 10:30: Executive Committee Meeting 81 (part 3)	Prague Czech Republic
Aug 14 - Aug 18	IAUS 237	Triggered Star Formation in a Turbulent ISM Electronic version	Prague Czech Republic
Aug 14 - Aug 18	IAUS 236	Near Earth Objects, our Celestial Neighbors: Opportunity and Risk Electronic version	Prague Czech Republic
Aug 14 - Aug 17	IAUS 235	Galaxy Evolution across the Hubble Time Electronic version	Prague Czech Republic
Aug 14		11:00 - 12:30: Executive Committee Meeting 81 (part 2)	Prague Czech Republic
Aug 14		09:00 - 10:30: Joint EC Meeting 81 (part 2) with Division Presidents	Prague Czech Republic
Aug 14 - Aug 25	GA 2006	XXVIth IAU General Assembly	Prague Czech Republic
Aug 13		14:00 - 17:30: Joint EC Meeting 81 (part 1) with Division Presidents	Prague Czech Republic
Aug 13		09:00 - 12:30: Executive Committee Meeting 81 (part 1)	Prague Czech Republic
April
Apr 3 - Apr 7	IAUS 234	Planetary Nebulae in our Galaxy and Beyond Electronic version	Waikoloa Beach, HI United States
March
Mar 31 - Apr 3	IAUS 233	Solar Activity and its Magnetic Origin Electronic version	Cairo Egypt
Mar 27 - Mar 28		Officers' meeting	Paris France

2005

December
Dec 12 - Dec 16	LARIM 2005	11th Latin-American Regional IAU Meeting (LARIM 2005)	Pucon Chile
November
Nov 14 - Nov 18	IAUS 232	The Scientific Requirements for Extremely Large Telescopes (ELTs) Electronic version	Cape Town South Africa
October
Oct 3 - Oct 7	IAUC 200	Direct Imaging of Exoplanets: Science & Techniques	Nice France
August
Aug 29 - Sep 2	IAUS 231	Astrochemistry throughout the Universe: Recent Successes & Current Challenges Electronic version	Monterey, CA United States
Aug 15 - Aug 19	IAUS 230	Populations of High-Energy Sources in Galaxies Electronic version	Dublin Ireland
Aug 7 - Aug 12	IAUS 229	Asteroids, Comets, Meteors - ACM 2005 Electronic version	Rio de Janeiro Brazil
July
Jul 26 - Jul 29	APRIM 2005	9th Asian-Pacific Regional IAU Meeting (APRIM 2005)	Nusa Dua, Bali Indonesia
Jul 25 - Aug 12	ISYA 2005	ISYA 2005	INAOE Mexico
June
Jun 14 - Jun 17	CAP 2005	CAP Conference: Communicating Astronomy with the Public 2005	Munich Germany
May
May 23 - May 27	IAUS 228	From Lithium to Uranium: Elemental Tracers of Early Cosmic Evolution Electronic version	Paris France
May 16 - May 20	IAUS 227	Massive Star Birth: A Crossroads of Astrophysics Electronic version	Catania, Sicily Italy
April
Apr 18 - Apr 20		Executive Committee Meeting 80	Rome Italy
March
Mar 14 - Mar 18	IAUC 199	Probing Galaxies through Quasar Absorption Lines	Shanghai China, Nanjing
Mar 14 - Mar 18	IAUC 198	Near-Field Cosmology with Dwarf Elliptical Galaxies	Les Diablerets Switzerland
February
Feb 7 - Feb 8		Officers' meeting	Paris France

2004

September
Sep 13 - Sep 17	IAUS 226	Coronal and Stellar Mass Ejections Electronic version	Beijing China, Nanjing
August
Aug 31 - Sep 4	IAUC 197	Dynamics of Populations of Planetary Systems	Belgrade Serbia, Republic of
July
Jul 19 - Jul 23	IAUS 225	Impact of Gravitational Lensing on Cosmology Electronic version	Lausanne Switzerland
Jul 8 - Jul 13	IAUS 224	The A-Star Puzzle Electronic version	Poprad Slovakia
Jul 2 - Jul 23	ISYA 2004	ISYA 2004	Al Akhawayn Morocco
June
Jun 14 - Jun 19	IAUS 223	Multi-Wavelength Investigations of Solar Activity Electronic version	St-Petersburg Russian Federation
Jun 7 - Jun 11	IAUC 196	Transit of Venus: New Views of the Solar System and Galaxy	Preston United Kingdom
May
May 24 - May 26		Executive Committee Meeting 79	Mexico City Mexico
March
Mar 12 - Mar 16	IAUC 195	Outskirts of Galaxy Clusters: Intense Life in the Suburbs	Torino Italy
Mar 1 - Mar 4	IAUS 222	The Interplay Among Black Holes, Stars and ISM in Galactic Nuclei Electronic version	Gramado, Rio Grande do Sul Brazil
February
Feb 2		Officers' meeting	Paris France

2003

November
Nov 17 - Nov 22	IAUC 194	Compact Binaries in the Galaxy and Beyond	La Paz Mexico
July
Jul 25 - Jul 26		Executive Committee Meeting 75	Sydney Australia
Jul 24		Executive Committee Meeting 77 - Part 2	Sydney Australia
Jul 22 - Jul 25	IAUS 221	Star Formation at High Angular Resolution Electronic version	Sydney Australia
Jul 21 - Jul 25	IAUS 220	Dark Matter in Galaxies Electronic version	Sydney Australia
Jul 21 - Jul 25	IAUS 219	Stars as Suns: Activity, Evolution and Planets Electronic version	Sydney Australia
Jul 14 - Jul 17	IAUS 218	Young Neutron Stars and their Environment Electronic version	Sydney Australia
Jul 14 - Jul 17	IAUS 217	Recycling Intergalactic and Interstellar Matter Electronic version	Sydney Australia
Jul 14 - Jul 17	IAUS 216	Maps of the Cosmos Electronic version	Sydney Australia
Jul 13 - Jul 15		Executive Committee Meeting 77 - Part 1	Sydney Australia
Jul 13 - Jul 26	GA 2003	XXVth IAU General Assembly	Sydney Australia
Jul 6 - Jul 11	IAUC 193	Variable Stars in the Local Group	Christchurch New Zealand
April
Apr 22 - Apr 26	IAUC 192	Supernovae (10 Years of SN1993J)	Valencia Spain
February
Feb 6 - Feb 7		Officers' meeting	Paris France
Feb 3 - Feb 7	IAUC 191	The Environment and Evolution of Binary Stars	Yucatan Mexico

2002

December
Dec 8 - Dec 13	IAUC 190	Magnetic Cataclysmic Variables, MCV3	Cape Town South Africa
November
Nov 11 - Nov 15	IAUS 215	Stellar Rotation Electronic version	Cancun Mexico
September
Sep 16 - Sep 20	IAUC 189	Astrophysical Tides: the Effects in the Solar and Exoplanetary Systems	Nanjing China, Nanjing
August
Aug 12 - Aug 30	ISYA 2002	ISYA 2002	Casleo Argentina
Aug 5 - Aug 10	IAUS 214	High Energy Processes and Phenomena in Astrophysics Electronic version	Suzhou China, Nanjing
July
Jul 8 - Jul 12	IAUS 213	Bioastronomy 2002: Life among the Stars Electronic version	Hamilton Island Australia
Jul 2 - Jul 5		8th Asian-Pacific Regional IAU Meeting (APRIM)	Tokyo Japan
June
Jun 24 - Jun 28	IAUS 212	A Massive Star Odyssey, from Main Sequence to Supernova Electronic version	Lanzarote Spain
Jun 17 - Jun 21	IAUS 210	Modelling of Stellar Atmospheres Electronic version	Uppsala Sweden
Jun 11 - Jun 15	IAUC 188	Magnetic Coupling of the Solar Atmosphere	Santorin Greece
May
May 20 - May 24	IAUS 211	Brown Dwarfs Electronic version	Hawaii United States
May 6 - May 8		Executive Committee Meeting 76	Saint-Petersburg Russian Federation
March
Mar 4 - Mar 8	IAUC 187	Exotic Stars as Challenges to Evolution	Miami Beach, FA United States
January
Jan 28 - Jan 29		Officers' meeting	Paris France
Jan 21 - Jan 25	IAUC 186	Cometary Science After Hale-Bopp	Puerto de la Cruz Spain

2001

November
Nov 19 - Nov 23	IAUS 209	Planetary Nebulae: their Evolution and Role in the Universe Electronic version	Canberra Australia
September
Sep 17 - Sep 21		10th Latin-American Regional IAU Meeting (LARIM)	Cordoba Argentina
July
Jul 26 - Jul 31	IAUC 185	Radial and Nonradial Pulsations as Probes of Stellar Physics	Leuven Belgium
Jul 10 - Jul 13	IAUS 208	Astrophysical Supercomputing using Particle Simulations Electronic version	Tokyo Japan
June
Jun 18 - Jun 22	IAUC 184	AGN Surveys	Byurakan Armenia
Jun 14 - Jun 16		Executive Committee Meeting 75	Copenhagen Denmark
March
Mar 12 - Mar 16	IAUS 207	Extragalactic Star Clusters Electronic version	Pucon Chile
Mar 8		Officers' meeting	Paris France
Mar 5 - Mar 10	IAUS 206	Cosmic Masers: from Proto-Stars to Black Holes Electronic version	Rio de Janiero Brazil
January
Jan 4 - Jan 8	IAUC 183	Small-Telescope Astronomy on Global Scales	Kenting National Park China, Taipei
Jan 3 - Jan 22	ISYA 2001	ISYA 2001	Chiang Mai Thailand

2000

November
Nov 13 - Nov 17		Astronomical Site Evaluation in the Visible and Radio Range, IAU Technical Workshop	Marrakech Morocco
August
Aug 17		Executive Committee Meeting 74	Manchester United Kingdom
Aug 15		Executive Committee Meeting 73 - Part 2	Manchester United Kingdom
Aug 15 - Aug 18	IAUS 205	Galaxies and their Constituents at the Highest Angular Resolutions Electronic version	Manchester United Kingdom
Aug 15 - Aug 18	IAUS 204	The Extragalactic IR Background and its Cosmological Implications Electronic version	Manchester United Kingdom
Aug 7 - Aug 9		Executive Committee Meeting 73 - Part 1	Manchester United Kingdom
Aug 7 - Jul 11	IAUS 203	Recent Insights into the Physics of the Sun and Heliosphere: Highlights from Soho and Other Space Missions Electronic version	Manchester United Kingdom
Aug 7 - Aug 10	IAUS 202	Planetary Systems in the Universe: Observation, Formation and Evolution Electronic version	Manchester United Kingdom
Aug 7 - Aug 11	IAUS 201	New Cosmological Data and the Values of the Fundamental Parameters Electronic version	Manchester United Kingdom
Aug 7 - Aug 19	GA 2000	XXIVth IAU General Assembly	Manchester United Kingdom
April
Apr 17 - Apr 21	IAUC 182	Sources and Scintillations: Refraction and Scattering in Radio Astronomy	Guiyang China, Nanjing
Apr 10 - Apr 15	IAUS 200	The Formation of Binary Stars Electronic version	Potsdam Germany
Apr 10 - Apr 14	IAUC 181	Dust in the Solar System and Other Planetary Systems	Canterbury United Kingdom
March
Mar 20 - Mar 25	IAUC 180	Towards Models and Constants for Sub-Microarcsecond Astrometry	Washington, DC United States
Mar 2 - Mar 3		Officers' meeting	Paris France

1999

December
Dec 13 - Dec 16	IAUC 179	Cyclical Evolution of Solar Magnetic Fields: Advances in Theory and Observation	Kodaikanal India
November
Nov 30 - Dec 4	IAUS 199	The Universe at Low Radio Frequencies Electronic version	Pune India
Nov 22 - Nov 26	IAUS 198	The Light Elements and their Evolution Electronic version	Natal Brazil
September
Sep 27 - Sep 30	IAUC 178	Polar Motion: Historical and Scientific Problems	Cagliari Italy
August
Aug 30 - Sep 3	IAUC 177	Pulsar Astronomy - 2000 and Beyond	Bonn Germany
Aug 23 - Aug 27	IAUS 197	Astrochemistry: from Molecular Clouds to Planetary Systems Electronic version	Sogwipo, Cheju Korea, Rep of
Aug 8 - Aug 12	IAUC 176	The Impact of Large-Scale Surveys on Pulsating Star Research	Budapest Hungary
July
Jul 26 - Aug 14	ISYA 1999	ISYA 1999	Bucharist Romania
Jul 6 - Jul 10	IAUS 195	Highly Energetic Physical Processes and Mechanisms for Emission from Astrophysical Plasmas Electronic version	Bozeman, MT United States
June
Jun 28 - Jul 2	IAUC 175	The BE Phenomenon in Early-Type Stars	Alicante Spain
Jun 18 - Jun 20		Executive Committee Meeting 72	Santiago Chile
Jun 13 - Jun 18	IAUC 174	Small Galaxy Groups	Turku Finland
February
Feb 11 - Feb 12		Officers' meeting	Paris France

1998

November
Nov 9 - Nov 13		9th Latin-American Regional IAU Meeting (LARIM)	Tonantzintla, Puebla Mexico
Nov 3 - Nov 7	IAUS 193	Wolf-Rayet Phenomena in Massive Stars and Starburst Galaxies Electronic version	Puerto Vallarta Mexico
September
Sep 7 - Sep 17	IAUS 192	The Stellar Content of Local Group Galaxies Electronic version	Cape Town South Africa
August
Aug 28 - Sep 1	IAUS 191	Asymptotic Giant Branch Stars Electronic version	Montpellier France
Aug 24 - Aug 28	IAUC 173	Evolution and Source Regions of Asteroids and Comets	Tatranská Lomnica Slovakia
Aug 17 - Aug 21	IAUS 194	Active Galactic Nuclei and Related Phenomena Electronic version	Yerevan Armenia
July
Jul 13 - Jul 19	IAUS 190	New Views of the Magellanic Clouds Electronic version	Victoria, B.C Canada
Jul 6 - Jul 11	IAUC 172	The Impact of Modern Dynamics in Astronomy	Namur Belgium
Jul 3 - Jul 4		Executive Committee Meeting 71	Paris France
June
Jun 21 - Jun 26	IAUC 170	Precise Stellar Radial Velocities	Victoria, B.C Canada
Jun 15 - Jun 19	IAUC 169	Variable and Non-Spherical Stellar Winds in Luminous Hot Stars	Heidelberg Germany
Jun 6 - Jun 10	IAUC 171	The Low Surface Brightness Universe	Cardiff United Kingdom
May
May 18 - May 22	IAUC 168	Cometary Nuclei in Space and Time	Nanjing China, Nanjing
February
Feb 19 - Feb 20		Officers' meeting	Paris France

1997

August
Aug 28		Executive Committee Meeting 70	Kyoto Japan
Aug 26 - Aug 30	IAUS 188	The Hot Universe Electronic version	Kyoto Japan
Aug 26 - Aug 30	IAUS 187	Cosmic Chemical Evolution Electronic version	Kyoto Japan
Aug 26 - Aug 30	IAUS 186	Galaxy Interactions at High and Low Redshift Electronic version	Kyoto Japan
Aug 25		Executive Committee Meeting 69 - Part 2	Kyoto Japan
Aug 18 - Aug 22	IAUS 185	New Eyes to see inside the Sun and the Stars: Pushing the Limits of Helio and Astro-Seismology with New Observations from the Ground and from Space Electronic version	Kyoto Japan
Aug 18 - Aug 22	IAUS 184	The Central Regions of the Galaxy and Galaxies Electronic version	Kyoto Japan
Aug 18 - Aug 22	IAUS 183	Cosmological Parameters and the Evolution of the Universe Electronic version	Kyoto Japan
Aug 18 - Aug 30	GA 1997	XXIIIrd IAU General Assembly	Kyoto Japan
Aug 17 - Aug 20		Executive Committee Meeting 69 - Part 1	Kyoto Japan
July
Jul 4 - Jul 23	ISYA 1997	ISYA 1997	Zanjan Iran, Islamic Rep of
April
Apr 28 - May 4	IAUC 167	New Perspectives on Solar Prominences	Aussois France
Apr 21 - Apr 25	IAUC 166	The Local Bubble and Beyond	Garching b. Munchen Germany
Apr 21 - Apr 26	IAUC 164	Radio Emission from Galactic and Extragalactic Compact Sources	Socorro, New Mexico United States
February
Feb 24		Officers' meeting	Paris France
January
Jan 20 - Jan 26	IAUS 182	Herbig-Haro Flows and the Birth of Low-Mass Stars Electronic version	Chamonix France
Jan 13 - Jan 17	IAUS 189	Fundamental Stellar Properties: the Interaction between Observation and Theory Electronic version	Sydney Australia

1996

September
Sep 30 - Oct 3	IAUS 181	Sounding Solar and Stellar Interiors Electronic version	Nice France
August
Aug 26 - Aug 30	IAUS 180	Planetary Nebulae Electronic version	Groningen Netherlands
Aug 26 - Aug 30	IAUS 179	New Horizons from Multi-Wavelength Sky Surveys Electronic version	Baltimore United States
Aug 19 - Aug 23		7th Asian-Pacific Regional IAU Meeting (APRIM)	Pusan Korea, Rep of
July
Jul 8 - Jul 12	IAUC 162	New Trends in Astronomy Teaching	London AND Milton Keynes United Kingdom
Jul 1 - Jul 5	IAUS 178	Molecules in Astrophysics: Probes and Processes Electronic version	Leiden Netherlands
Jul 1 - Jul 5	IAUC 161	Astronomical and Biochemical Origins and the Search for Life in the Universe	Capri Italy
June
Jun 23 - Jun 25		Executive Committee Meeting 68	Baltimore, MD United States
Jun 17 - Jun 20	IAUC 159	Emission Lines in Active Galaxies: New Methods and Techniques	Shanghai China, Nanjing
Jun 15 - Jun 19	IAUC 163	Accretion Phenomena and Related Outflows	Port Douglas Australia
Jun 1 - Jun 5	IAUC 165	Dynamics and Astrometry of Natural and Artificial Celestial Bodies	Poznan Poland
May
May 27 - May 30	IAUS 177	The Carbon Star Phenomenon Electronic version	Antalya Turkey
May 20 - May 25		Wield-Field Spectroscopy	Athens Greece
February
Feb 23		Officers' meeting	Paris France
January
Jan 8 - Jan 12	IAUC 160	Pulsars: Problems and Progress	Sydney Australia

1995

November
Nov 27 - Dec 1		8th Latin-American Regional IAU Meeting (LARIM)	Montevideo Uruguay
October
Oct 10 - Oct 14	IAUS 175	Extragalactic Radio Sources Electronic version	Bologna Italy
Oct 9 - Oct 13	IAUS 176	Stellar Surface Structure Electronic version	Vienna Austria
August
Aug 22 - Aug 25	IAUS 174	Dynamical Evolution of Star Clusters - Confrontation of Theory and Observations Electronic version	Tokyo Japan
Aug 21		Executive Committee Meeting 67 - Part 2	Canberra Australia
Aug 18 - Aug 19		Executive Committee Meeting 67 - Part 1	Canberra Australia
Aug 14 - Aug 18	IAUC 150	Physics, Chemistry, and Dynamics of Interplanetary Dust	Gainesville, FL United States
Aug 3 - Jul 8	IAUS 172	Dynamics, Ephemerides and Astrometry of the Solar System Electronic version	Paris France
July
Jul 9 - Jul 29	ISYA 1995	ISYA 1995	Belo Horizonte / Serra Piedade Brazil
Jul 9 - Jul 14	IAUS 173	Astrophysical Applications of Gravitational Lensing Electronic version	Melbourne Australia
June
Jun 26 - Jun 30	IAUS 171	New Light on Galaxy Evolution Electronic version	Heidelberg Germany
Jun 25 - Jun 30	IAUC 158	Cataclysmic Variables and Related Objects	Keele United Kingdom
May
May 30 - Jun 3	IAUC 157	Barred Galaxies	Tuscaloosa, AL United States
May 29 - Jun 2	IAUS 170	CO: Twenty-Five Years of Millimetre-Wave Spectroscopy Electronic version	Tucson, AZ United States
May 22 - May 27	IAUC 153	Magnetodynamic Phenomena in the Solar Atmosphere	Makuhari Japan
May 9 - May 12	IAUC 156	The Impact of Comet Shoemaker-Levy 9 on Jupiter	Baltimore, MD United States
March
Mar 27 - Mar 30	IAUC 152	Astrophysics in the Extreme Ultraviolet	Berkeley, CA United States
February
Feb 22 - Feb 23		Officers' meeting	Paris France
Feb 6 - Feb 10	IAUC 155	Astrophysical Applications of Stellar Pulsation	Cape Town South Africa
January
Jan 23 - Jan 27	IAUC 154	Solar and Interplanetary Transients	Pune India

1994

December
Dec 5 - Dec 9	IAUC 151	Flares and Flashes - Views from the Ground and from Space	Sonneberg Germany
September
Sep 18 - Oct 8	ISYA 1994	ISYA 1994	Ciaro/Kottamia Observatory Egypt
August
Aug 25		Executive Committee Meeting 66	The Hague Netherlands
Aug 23 - Aug 29	IAUS 169	Unsolved Problems of the Milky Way Electronic version	The Hague Netherlands
Aug 23 - Aug 26	IAUS 168	Examining the Big Bang and Diffuse Background Radiations Electronic version	The Hague Netherlands
Aug 23 - Aug 27	IAUS 167	New Developments in Array Technology and Applications Electronic version	The Hague Netherlands
Aug 22		Executive Committee Meeting 65 - Part 2	The Hague Netherlands
Aug 15 - Aug 19	IAUS 166	Astronomical and Astrophysical Objectives of Sub-Milliarcsecond Optical Astrometry Electronic version	The Hague Netherlands
Aug 15 - Aug 19	IAUS 165	Compact Stars in Binaries Electronic version	The Hague Netherlands
Aug 15 - Aug 19	IAUS 164	Stellar Populations Electronic version	The Hague Netherlands
Aug 15 - Aug 27	GA 1994	XXIInd IAU General Assembly	The Hague Netherlands
Aug 14 - Aug 16		Executive Committee Meeting 65 - Part 1	The Hague Netherlands
May
May 2 - May 6	IAUS 163	Wolf-Rayet Stars: Binaries, Colliding Winds, Evolution Electronic version	La Biodola, Elba Italy
March
Mar 22 - Mar 25	IAUC 149	Tridimensional Optical Spectroscopic Methods in Astrophysics	Marseille France
Mar 7 - Mar 11	IAUC 148	Future Utilization of Schmidt Telescopes	Bandung, Java Indonesia
Mar 2 - Mar 3		Officers' meeting	Paris France
January
Jan 3 - Jan 21	ISYA 1994	ISYA 1994	Pune India

1993

October
Oct 5 - Oct 8	IAUS 162	Pulsation, Rotation and Mass Loss in Early-Type Stars Electronic version	Antibes-Juan-Les-Pins France
September
Sep 20 - Sep 24	IAUC 144	Solar Coronal Structures	Tatranská Lomnica Slovakia
August
Aug 30 - Sep 3	IAUS 159	Multi-Wavelength Continuum Emission of AGN Electronic version	Genève Switzerland
Aug 23 - Aug 27	IAUS 161	Astronomy from Wide-Field Imaging Electronic version	Potsdam Germany
Aug 16 - Aug 20		6th Asian-Pacific Regional IAU Meeting (APRIM)	Pune India
June
Jun 28		Executive Committee Meeting 64 - Part 2	Shanghai China, Nanjing
Jun 25 - Jun 26		Executive Committee Meeting 64 - Part 1	Shanghai China, Nanjing
Jun 20 - Jun 25	IAUC 143	Sun as a Variable Star: Solar and Stellar Irradiance Variability	Boulder, CO United States
Jun 14 - Jun 18	IAUS 160	Asteroids, Comets, Meteors 1993 Electronic version	Belgirate Italy
Jun 14 - Jun 18	IAUC 147	The Equation of State in Astrophysics	Saint-Malo France
May
May 24 - May 29	IAUC 146	Molecular Opacities in the Stellar Environment	Copenhagen Denmark
May 24 - May 29	IAUC 145	Supernovae and Supernova Remnants	Xian China, Nanjing
February
Feb 24 - Feb 25		Officers' meeting	Paris France
January
Jan 11 - Jan 15	IAUS 158	Very High Angular Resolution Imaging Electronic version	Sydney Australia
Jan 11 - Jan 15	IAUC 142	Particle Acceleration Phenomena in Astrophysical Plasmas	College Park, MD United States

1992

November
Nov 2 - Nov 6		7th Latin-American Regional IAU Meeting (LARIM)	Via del Mar Chile
October
Oct 5 - Oct 9	IAUC 140	Astronomy with Millimeter and Submillimeter Wave Interferometry	Hakone Japan
September
Sep 15 - Sep 19	IAUS 156	Developments in Astrometry and their Impacts on Astrophysics and Geodynamics Electronic version	Shanghai China, Nanjing
Sep 11 - Sep 15		Executive Committee Meeting 63	Bangalore India
Sep 7 - Sep 11	IAUS 157	The Cosmic Dynamo Electronic version	Potsdam Germany
Sep 6 - Sep 12	IAUC 141	The Magnetic and Velocity Fields of Solar Active Regions	Beijing China, Nanjing
August
Aug 19 - Sep 8	ISYA 1992	ISYA 1992	Beijing / Xinglong Observatory China, Nanjing
Aug 17 - Aug 22	IAUS 153	Galactic Bulges Electronic version	Ghent Belgium
Aug 4 - Aug 6	IAUC 136	Stellar Photometry - Current Techniques and Future Developments	Dublin Ireland
July
Jul 15 - Jul 18	IAUC 139	New Perspectives on Stellar Pulsation and Pulsating Variable Stars	Victoria, B.C Canada
Jul 13 - Jul 17	IAUS 155	Planetary Nebulae Electronic version	Innsbruck Austria
Jul 6 - Jul 10	IAUC 138	Peculiar versus Normal Phenomena in A-Type and Related Stars	Trieste Italy
April
Apr 13 - Apr 17	IAUC 137	Inside the Stars	Wien Austria
Apr 5 - Apr 10	IAUC 135	Complementary Approaches to Double and Multiple Star Research	Pine Mountain, GA United States
March
Mar 2 - Mar 6	IAUS 154	Infrared Solar Physics Electronic version	Tucson, AZ United States
February
Feb 25 - Feb 26		Officers' meeting	Paris France
January
Jan 7 - Jan 10	IAUC 134	Nonlinear Phenomena in Stellar Variability	Mito Japan

1991

August
Aug 5 - Aug 9	IAUS 151	Evolutionary Processes in Interacting Binary Stars Electronic version	Córdoba Argentina
Aug 5 - Aug 9	IAUS 150	Astrochemistry of Cosmic Phenomena Electronic version	São Paulo Brazil
Aug 5 - Aug 9	IAUS 149	The Stellar Populations of Galaxies Electronic version	Angra dos reis Brazil
Aug 2 - Aug 6	IAUC 133	Eruptive Solar Flares	Iguazú Argentina
Aug 1		Executive Committee Meeting 62	Buenos Aires Argentina
July
Jul 30		Executive Committee Meeting 61 - Part 2	Buenos Aires Argentina
Jul 23 - Aug 1	GA 1991	XXIst IAU General Assembly	Buenos Aires Argentina
Jul 21 - Jul 22		Executive Committee Meeting 61- Part 1	Buenos Aires Argentina
Jul 15 - Jul 19	IAUS 152	Chaos, Resonance and Collective Dynamical Phenomena in the Solar System Electronic version	Angra dos reis Brazil
February
Feb 7 - Feb 8		Officers' meeting	Paris France

1990

October
Oct 14 - Oct 20	IAUC 127	Reference Systems	Virginia Beach, VA United States
Oct 10 - Oct 13	IAUC 132	Instability, Chaos and Predictability in Celestial Mechanics and Stellar Dynamics	Delhi India
Oct 8 - Oct 12	IAUC 131	Radio-Interferometry - Theory, Techniques and Applications	Socorro, NM United States
Oct 8 - Oct 11		12th European Regional IAU Meeting	Davos Switzerland
September
Sep 11 - Sep 28	ISYA 1990	ISYA 1990	Marrakesh Morocco
Sep 7 - Sep 10		Executive Committee Meeting 60	Munich Germany
August
Aug 27 - Aug 31	IAUS 145	Evolution of Stars: the Photospheric Abundance Connection Electronic version	Zlatni Pjasac Bulgaria
Aug 27 - Aug 30	IAUC 126	Origin and Evolution of Interplanetary Dust	Kyoto Japan
July
Jul 16 - Jul 20		5th Asian-Pacific Regional IAU Meeting (APRIM)	Sydney Australia
Jul 9 - Jul 13	IAUS 148	The Magellanic Clouds Electronic version	Sydney Australia
June
Jun 18 - Jun 22	IAUS 144	The Interstellar Disk-Halo Connection in Galaxies Electronic version	Leiden Netherlands
Jun 18 - Jun 22	IAUS 143	Wolf-Rayet Stars and Interrelations with Other Massive Stars in Galaxies Electronic version	Sanur, ali Indonesia
Jun 17 - Jun 20	IAUC 130	The Sun and Cool Stars: Activity, Magnetism, Dynamics	Helsinki Finland
Jun 17 - Jun 23	IAUC 128	Magnetospheric Structure and Emission Mechanisms of Radio Pulsars	Lagow Poland
Jun 12 - Jun 16	IAUS 147	Fragmentation of Molecular Clouds and Star Formation Electronic version	Grenoble France
Jun 4 - Jun 9	IAUS 146	Dynamics of Galaxies and their Molecular Cloud Distributions Electronic version	Paris France
Jun 2 - Jun 6	IAUC 129	Structure and Emission Properties of Accretion Disks	Paris France
May
May 28 - Jun 15	ISYA 1990	ISYA 1990	Kuala Lumpur / Melaka Malaysia
April
Apr 24 - Apr 29	IAUC 123	Observatories in Earth Orbit and Beyond	Greenbelt, MD United States
February
Feb 13 - Feb 14		Officers' meeting	Paris France

1989

December
Dec 4 - Dec 7	IAUC 124	Paired and Interacting Galaxies	Tuscaloosa, AL United States
Dec 1 - Dec 5	IAUS 142	Basic Plasma Processes on the Sun Electronic version	Bangalore India
October
Oct 23 - Oct 27	IAUS 137	Flare Stars in Star Clusters, Associations and the Solar Vicinity Electronic version	Byurakan, Armenia USSR
Oct 17 - Oct 21	IAUS 141	Inertial Coordinate System on the Sky Electronic version	Leningrad USSR
Oct 16 - Oct 20		6th Latin-American Regional IAU Meeting (LARIM)	Gramado Brazil
September
Sep 25 - Sep 29	IAUC 117	Dynamics of Quiescent Prominences	Hvar Yugoslavia
Sep 11 - Sep 16	IAUC 125	Radio Recombination Lines: 25 Years of Investigations	Puschino USSR
Sep 1 - Sep 4		Executive Committee Meeting 59	Stockholm Sweden
August
Aug 2 - Aug 19	ISYA 1989	ISYA 1989	Havana Cuba
July
Jul 3 - Jul 9		11th European Regional IAU Meeting	La Laguna, Tenerife Spain
June
Jun 27 - Jun 30	IAUC 122	Physics of Classical Novae	Madrid Spain
Jun 19 - Jun 23	IAUS 140	Galactic and Extragalactic Magnetic Fields Electronic version	Heidelberg Germany
Jun 12 - Jun 16	IAUS 139	Galactic and Extragalactic Background Radiation Electronic version	Heidelberg Germany
May
May 22 - May 26	IAUC 121	Inside the Sun	Versailles France
May 15 - May 20	IAUS 138	Solar Photosphere: Structure, Convection and Magnetic Fields Electronic version	Kiev, Ukraine USSR
April
Apr 24 - Apr 28	IAUC 116	Comets in the Post-Halley Era	Bamberg Germany
Apr 17 - Apr 21	IAUC 120	Structure and Dynamics of the Interstellar Medium	Granada Spain
February
Feb 23 - Feb 24		Officers' meeting	Paris France

1988

September
Sep 9 - Sep 11	IAUC 102	UV and X-ray Spectroscopy of Astrophysical and Laboratory Plasmas	Beaulieu-sur-Mer France
August
Aug 22 - Aug 25	IAUC 115	High Resolution X-ray Spectroscopy of Cosmic Plasmas	Cambridge, MA United States
Aug 15 - Aug 19	IAUS 134	Active Galacic Nuclei Electronic version	Santa Cruz, CA United States
Aug 15 - Aug 19	IAUC 114	White Dwarfs	Hanover, NH United States
Aug 15 - Aug 18	IAUC 113	Physics of Luminous Blue Variables	Val Morin, Quebec Canada
Aug 15 - Aug 17	IAUC 111	The Use of Pulsating Stars in Fundamental Problems of Astronomy	Lincoln, NE United States
Aug 15 - Aug 19	IAUC 107	Algols	Sydney, BC Canada
Aug 15 - Aug 19	IAUC 104	Solar and Stellar Flares	Stanford, CA United States
Aug 13 - Aug 16	IAUC 112	Light Pollution, Radio Interference and Space Debris: the Increasing Environmental Impacts on Observational Astronomy	Washington, DC United States
Aug 11		Executive Committee Meeting 58	Baltimore, MD United States
Aug 9		Executive Committee Meeting 57 - Part 2	Baltimore, MD United States
Aug 2 - Aug 11	GA 1988	XXth IAU General Assembly	Baltimore United States
July
Jul 31 - Aug 1		Executive Committee Meeting 57 - Part 1	Baltimore, MD United States
Jul 27 - Jul 29	IAUC 109	Applications of Computer Technology to Dynamical Astronomy	Gaithersburg, MD United States
Jul 27 - Jul 29	IAUC 106	Evolution of Peculiar Red Giant Stars	Bloomington, IN United States
Jul 26 - Jul 30	IAUS 135	Interstellar Dust Electronic version	Santa Clara, CA United States
Jul 26 - Aug 1	IAUC 110	Library and Information Services in Astronomy	Washington, DC United States
Jul 26 - Jul 30	IAUC 105	The Teaching of Astronomy	Williamstown, MA United States
Jul 25 - Jul 29	IAUS 136	The Center of the Galaxy Electronic version	Los Angeles, CA United States
April
Apr 10 - Apr 11		Officers' meeting	Baltimore, MD United States

1987

November
Nov 6		Officers' meeting	Paris France
October
Oct 5 - Oct 9	IAUS 131	Planetary Nebulae Electronic version	Mexico City Mexico
Oct 5 - Oct 9		4th Asian-Pacific Regional IAU Meeting (APRIM)	Beijing China, Nanjing
September
Sep 9 - Sep 12		Executive Committee Meeting 56	Santa Cruz, CA United States
Sep 8 - Sep 11	IAUC 100	Fundamentals of Astrometry	Belgrade Yugoslavia
Sep 1 - Sep 4	IAUC 108	Atmospheric Diagnostics of Stellar Evolution: Chemical Peculiarities, Mass Loss, and Explosion	Tokyo Japan
August
Aug 24 - Aug 29		10th European Regional IAU Meeting	Prague Czechoslovakia
Aug 18 - Aug 21	IAUC 103	The Symbiotic Phenomenon	Torun Poland
June
Jun 29 - Jul 3	IAUS 132	The Impact on Very High S/N Spectroscopy on Stellar Physics Electronic version	Paris France
Jun 22 - Jun 27	IAUC 99	Bioastronomy - The Next Steps	Lake Balaton Hungary
Jun 20 - Jun 24	IAUC 98	Stargazers: the Contribution of Amateur Astronomers to Astronomy	Paris France
Jun 15 - Jun 20	IAUS 130	Large Scale Structures in the Universe Electronic version	Balatonfured Hungary
Jun 14 - Jun 19	IAUC 96	The Few Body Problem	Turku Finland
Jun 8 - Jun 13	IAUC 97	Wide Components in Double and Multiple Stars: Problems of Observation and Interpretation	Brussels Belgium
Jun 8 - Jun 12	IAUC 101	Interaction of Supernova Remnants with the Interstellar Medium	Penticton, B.C. Canada
Jun 1 - Jun 5	IAUS 133	Mapping the Sky - Past Heritage and Future Directions Electronic version	Paris France
Jun 1 - Jun 5	IAUC 95	Second Conference on Faint Blue Stars	Tucson, AZ United States
May
May 10 - May 15	IAUS 129	The Impact of VLBI on Astrophysics and Geophysics Electronic version	Cambridge, MA United States
March
Mar 10 - Mar 11		Officers' meeting	Paris France
February
Feb 1 - Feb 1	ISYA 1987	ISYA 1987 (specific date unknown)	Patalia India

1986

October
Oct 20 - Oct 24	IAUS 128	Earth's Rotation and Reference Frames for Geodesy and Geodynamics Electronic version	Coolfont, WV United States
Oct 6 - Oct 10		5th Latin-American Regional IAU Meeting (LARIM)	Merida Mexico
September
Sep 19 - Sep 22		Executive Committee Meeting 55	Liège Belgium
Sep 15 - Sep 27	ISYA 1986	ISYA 1986	Espinho Portugal
Sep 2 - Sep 5		9th European Regional IAU Meeting	Leicester United Kingdom
August
Aug 25 - Aug 29	IAUS 126	Globular Cluster Systems in Galaxies Electronic version	Cambridge, MA United States
Aug 25 - Aug 30	IAUS 124	Observational Cosmology Electronic version	Beijing China, Nanjing
Aug 18 - Aug 22	IAUC 92	Physics of Be Stars	Boulder, CO United States
Aug 3 - Aug 17	ISYA 1986	ISYA 1986	Beijing China, Nanjing
July
Jul 7 - Jul 11	IAUS 123	Advances in Helio and Asteroseismology Electronic version	Aarhus Denmark
Jul 4 - Jul 8	IAUC 94	Physics of Formation of FE II Lines outside LTE	Anacapri Italy
June
Jun 23 - Jun 26	IAUS 122	Circumstellar Matter Electronic version	Heidelberg Germany
Jun 16 - Jun 19	IAUC 93	Cataclysmic Variables	Bamberg Germany
Jun 3 - Jun 7	IAUS 121	Observational Evidence of Activity in Galaxies Electronic version	Byurakan USSR
May
May 27 - May 31	IAUS 127	Structure and Dynamics of Elliptical Galaxies Electronic version	Princeton, NJ United States
May 26 - May 30	IAUS 125	The Origin and Evolution of Neutron Stars Electronic version	Nanjing China, Nanjing
March
Mar 14		Officers' meeting	Paris France

1985

December
Dec 3 - Dec 7	IAUS 120	Astrochemistry Electronic version	Goa India
Dec 2 - Dec 6	IAUS 119	Quasars Electronic version	Bangalore India
Dec 2 - Dec 6	IAUS 118	Instrumentation and Research Programs for Small Telescopes Electronic version	Christchurch New Zealand
November
Nov 28		Executive Committee Meeting 54	Delhi India
Nov 26		Executive Committee Meeting 53 - Part 2	Delhi India
Nov 18 - Nov 28	GA 1985	XIXth IAU General Assembly	New Delhi India
Nov 17 - Nov 18		Executive Committee Meeting 53 - Part 1	Delhi India
Nov 13 - Nov 16	IAUC 91	History of Oriental Astronomy	New Delhi India
Nov 11 - Nov 15	IAUS 115	Star Forming Regions Electronic version	Tokyo Japan
Nov 10 - Nov 15	IAUC 87	Hydrogen Deficient Stars and Related Objects	Mysore India
June
Jun 24 - Jun 28	IAUS 117	Dark Matter in the Universe Electronic version	Princeton, NJ United States
Jun 17		Officers' meeting	(location non-specified)
Jun 11 - Jun 20	IAUC 89	Radiation Hydrodynamics in Stars and Compact Objects	Copenhagen Denmark
May
May 29 - Jun 1	IAUS 114	Relativity in Celestial Mechanics and Astrometry Electronic version	Leningrad USSR
May 26 - May 31	IAUS 116	Luminous Stars and Associations in Galaxies Electronic version	Porto Heli Greece
May 13 - May 19	IAUC 90	Upper Main Sequence Stars with Anomalous Abundances	Crimea USSR

1984

November
Nov 18 - Nov 23		4th Latin-American Regional IAU Meeting (LARIM)	Rio de Janeiro Brazil
October
Oct 24 - Oct 27	IAUC 88	Stellar Radial Velocities	Schenectady, NY United States
September
Sep 30 - Oct 5		3rd Asian-Pacific Regional IAU Meeting (APRIM)	Kyoto Japan
Sep 17 - Sep 21		8th European Regional IAU Meeting	Toulouse France
Sep 10 - Sep 13		Executive Committee Meeting 52	Ile d'Yeu France
August
Aug 27 - Aug 29	IAUC 86	8th International Colloquium on UV and X-ray Spectroscopy of Astrophysical and Laboratory Plasmas	Washington, DC United States
July
Jul 9 - Jul 12	IAUC 85	Properties and Interactions of Interplanetary Dust	Marseille France
Jul 9 - Jul 13	IAUC 83	Longitude Zero	Greenwich, London United Kingdom
June
Jun 18 - Jun 21	IAUS 112	The Search for Extraterrestrial Life: Recent Developments Electronic version	Boston, MA United States
Jun 11 - Jun 15	IAUC 83	Dynamics of Comets	Roma Italy
Jun 4 - Jun 6	IAUC 81	Local Interstellar Medium	Madison, WI United States
May
May 29 - Jun 1	IAUS 113	Dynamics of Star Clusters Electronic version	Princeton, NJ United States
May 28 - Jun 1	IAUC 82	Cepheids: Theory and Observations	Toronto, ON Canada
May 24 - May 29	IAUS 111	Calibration of Fundamental Stellar Quantities Electronic version	Como Italy
April
Apr 9 - Apr 12	IAUC 79	Very Large Telescopes, their Instrumentation and Programs	Garching Germany
January
Jan 22 - Jan 25		Officers' meeting	New-Delhi India
Jan 9 - Jan 12	IAUS 109	Astrometric Techniques Electronic version	Gainesville, FL United States

1983

December
Dec 12 - Dec 16		7th European Regional IAU Meeting	Florence Italy
November
Nov 28 - Dec 3		3rd Latin-American Regional IAU Meeting (LARIM)	Buenos Aires Argentina
September
Sep 12 - Sep 15		Executive Committee Meeting 51	Garching, Munich Germany
Sep 12 - Sep 16	IAUS 105	Observational Tests of the Stellar Evolution Theory Electronic version	Genève Switzerland
Sep 5 - Sep 8	IAUS 108	Structure and Evolution of the Magellanic Clouds Electronic version	Tübingen Germany
August
Aug 30 - Sep 2	IAUC 78	Astronomy with Schmidt-Type Telescopes	Padova Italy
Aug 8 - Aug 11	IAUS 107	Unstable Current Systems and Plasma Instabilities in Astrophysics Electronic version	College Park, MD United States
July
Jul 5 - Jul 9	IAUC 77	Satellites	Ithaca, NY United States
June
Jun 27 - Jul 1	IAUS 110	VLBI and Compact Radio Sources Electronic version	Bologna Italy
Jun 3 - Jun 7	IAUC 80	Double Stars, Physical Properties and Generic Relations	Lembang, Java Indonesia
Jun 3 - Jun 16	IAUC 76	The Nearby Stars and the Stellar Luminosity Function	Middletown, CT United States
May
May 30 - Jun 3	IAUS 106	The Milky Way Galaxy Electronic version	Groningen Germany
May 16 - Jun 2	ISYA 1983	ISYA 1983	Lembang Indonesia
January
Jan 20		Officers' meeting	Paris France

1982

August
Aug 30 - Sep 2	IAUS 104	Early Evolution of the Universe and its Present Structure Electronic version	Kolymbari Greece
Aug 30 - Sep 2	IAUS 101	Supernova Remnants and their X-ray Emission Electronic version	Venezia Italy
Aug 30 - Sep 2	IAUC 75	Anneaux des Planetes (Planetary Rings)	Toulouse France
Aug 30 - Sep 2	IAUC 74	Dynamical Trapping and Evolution in the Solar System	Gerakini, Chalkidiki Greece
Aug 30 - Sep 1	IAUC 73	Seventh International Colloquium on UV and X-ray Spectroscopy of Astrophysical and Laboratory Plasmas	Dublin Ireland
Aug 26		Executive Committee Meeting 50	Patras Greece
Aug 24		Executive Committee Meeting 49 - Part 2	Patras Greece
Aug 17 - Aug 26	GA 1982	XVIIIth IAU General Assembly	Patras Greece
Aug 15 - Aug 16		Executive Committee Meeting 49 - Part 1	Patras Greece
Aug 10 - Aug 13	IAUC 71	Activity in Red-Dwarf Stars	Catania Italy
Aug 9 - Aug 13	IAUS 103	Planetary Nebulae Electronic version	London United Kingdom
Aug 9 - Aug 13	IAUS 100	Internal Kinematics and Dynamics of Galaxies Electronic version	BesanÃ§on France
Aug 9 - Aug 13	IAUC 72	Cataclysmic Variables and Related Objects	Haifa Israel
Aug 2 - Aug 6	IAUS 102	Solar and Stellar Magnetic Fields: Origins and Coronal Effects Electronic version	Zürich Switzerland
June
Jun 10 - Jun 29	ISYA 1982	ISYA 1982	Nairobi Kenya
February
Feb 17 - Feb 18		Officers' meeting	Patras Greece

1981

October
Oct 19 - Oct 23		6th European Regional IAU Meeting	Dubrovnik Yugoslavia
Oct 7 - Oct 10	IAUC 68	Astrophysical Parameters for Globular Clusters	Schenectady, NY United States
September
Sep 18 - Sep 22	IAUS 99	Wolf-Rayet Stars: Observations, Physics, Evolution	Cozumel Mexico
Sep 8 - Sep 10	IAUC 67	Instrumentation for Astronomy with Large Optical Telescopes	Zelenchukskaya USSR
Sep 1 - Sep 5	IAUC 66	Problems of Solar and Stellar Oscillations	Crimea USSR
August
Aug 31 - Sep 3	IAUC 69	Binary and Multiple Stars as Tracers of Stellar Evolution	Bamberg Germany
Aug 26 - Aug 28	IAUC 70	The Nature of Symbiotic Stars	Observatoire de Haute-Provence France
Aug 24 - Aug 29		2nd Asian-Pacific Regional IAU Meeting (APRIM)	Bandung Indonesia
Aug 22 - Sep 9	ISYA 1981	ISYA 1981	Cairo Egypt
Aug 3 - Aug 7	IAUS 97	Extragalactic Radio Sources	Albuquerque, NM United States
July
Jul 21 - Jul 25		Executive Committee Meeting 48	Tbilisi, Georgia USSR
Jul 7 - Jul 10	IAUC 64	Automated Data Retrieval in Astronomy	Strasbourg France
May
May 22 - May 27	IAUC 63	High-Precision Earth Rotation and Earth-Moon Dynamics	Grasse France
May 19 - May 21	IAUC 62	Current Techniques in Double and Multiple Star Research	Flagstaff, AZ United States
April
Apr 14 - Apr 16	IAUC 60	Uranus and the Outer Solar System	Bath United Kingdom
Apr 6 - Apr 10	IAUS 98	Be Stars	München Germany
March
Mar 11 - Mar 14	IAUC 61	Comets, Gases, Ices, Grains and Plasmas	Tucson, AZ United States
January
Jan 19 - Jan 23		2nd Latin-American Regional IAU Meeting (LARIM)	Merida Venezuela
Jan 12 - Jan 13		Officers' meeting	Paris France

1980

September
Sep 17 - Oct 8	ISYA 1980	ISYA 1980	Hvar Yugoslavia
Sep 15 - Sep 19	IAUC 59	Effects of Mass-Loss on Stellar Evolution	Trieste Italy
Sep 8 - Sep 12	IAUC 56	Reference Coordinate Systems for Earth Dynamics	Warsaw Poland
August
Aug 27 - Aug 30	IAUC 51	Stellar Turbulence	London, ON Canada
Aug 26	IAUS 95	Pulsars: 13 Years of Research on Neutron Stars	Bonn Germany
Aug 12 - Aug 15	IAUC 58	Stellar Hydrodynamics	Los Alamos, NM United States
Aug 5 - Aug 8		Executive Committee Meeting 47	Amsterdam Netherlands
July
Jul 28 - Aug 1		5th European Regional IAU Meeting	Liege Belgium
Jul 22 - Jul 25	IAUS 93	Fundamental Problems in the Theory of Stellar Evolution	Kyoto Japan
Jul 7 - Jul 10	IAUC 55	Sixth International Colloquium on UV and X-ray Spectroscopy of Astrophysical and Laboratory Plasmas	Toronto, ON Canada
June
Jun 23 - Jun 27	IAUS 96	Infrared Astronomy	Kona, HI United States
Jun 11 - Jun 14	IAUS 94	Origin of Cosmic Rays	Bologna Italy
May
May 13 - May 16	IAUC 57	The Satellites of Jupiter	Kailua-Kona, HI United States

1979

December
Dec 10		Officers' meeting	Paris France
September
Sep 10 - Sep 23	ISYA 1979	ISYA 1979	La Laguna /Tenerife Spain
August
Aug 28 - Aug 31	IAUS 92	Objects of High Redshift	Los Angeles, CA United States
Aug 27 - Aug 31	IAUS 91	Solar and Interplanetary Dynamics	Cambridge, MA United States
Aug 27 - Aug 30	IAUS 90	Solid Particles in the Solar System	Ottawa Canada
Aug 27 - Aug 30	IAUS 85	Star Clusters	Victoria, B.C. Canada
Aug 23		Executive Committee Meeting 46	Montréal Canada
Aug 14 - Aug 23	GA 1979	XVIIth IAU General Assembly	Montreal Canada
Aug 12 - Aug 21		Executive Committee Meeting 45	Montréal Canada
Aug 8 - Aug 11	IAUC 54	Scientific Research with the Space Telescope	Princeton, NJ United States
Aug 7 - Aug 10	IAUS 88	Close Binary Stars: Observations and Interpretation	Toronto, ON Canada
Aug 7 - Aug 10	IAUS 86	Radio Physics of the Sun	College Park, MD United States
Aug 6 - Aug 10	IAUS 87	Interstellar Molecules	Mont Tremblant, Quebec Canada

1978

December
Dec 5 - Dec 8		1st Asian-Pacific Regional IAU Meeting (APRIM)	Wellington New Zealand
November
Nov 27 - Dec 1	IAUC 46	Changing Trends in Variable Star Research	Hamilton New Zealand
September
Sep 12 - Sep 14	IAUC 48	Modern Astrometry	Wien Austria
August
Aug 30 - Sep 1	IAUC 50	High Angular Resolution Stellar Interferometry	College Park, MD United States
Aug 15 - Aug 19		Executive Committee Meeting 44	Dublin Ireland
Aug 14 - Aug 18	IAUC 44	Physics of Solar Prominences	Oslo Norway
Aug 10 - Aug 12	IAUC 49	Image Formation from Coherence Functions in Astronomy	Groningen Netherlands
Aug 7 - Aug 12		4th European Regional IAU Meeting	Uppsala Sweden
Aug 1 - Aug 5	IAUS 89	Refractional Influences in Astrometry and Geodesy	Uppsala Sweden
July
Jul 30 - Aug 19	ISYA 1978	ISYA 1978	Nsukka Nigeria
Jul 30 - Aug 1	IAUC 53	White Dwarf and Variable Degenerate Stars	Rochester, NY United States
Jul 11 - Jul 15	IAUC 47	Spectral Classification of the Future	Vatican City Vatican City State
Jul 4 - Jul 7	IAUC 43	Fifth Conference on UV and X-ray Spectroscopy of Astrophysical and Laboratory Plasmas	London United Kingdom
June
Jun 12 - Jun 17	IAUS 84	The Large-Scale Characteristics of the Galaxy	College Park, MD United States
Jun 5 - Jun 9	IAUS 83	Mass-Loss and Evolution of O-type Stars	Qualicum, B.C. Canada
May
May 23 - May 26	IAUS 81	Dynamics of the Solar System	Tokyo Japan
May 10 - May 11		Officers' meeting	Geneva Switzerland
May 8 - May 12	IAUS 82	Time and the Earth's Rotation	San Fernando Spain
January
Jan 16 - Jan 21		1st Latin-American Regional IAU Meeting (LARIM)	Santiago Chile
Jan 3 - Jan 7	IAUC 52	Protostars and Planets: Studies of Star Formation and the Origin of the Solar System	Tucson, AZ United States

1977

November
Nov 16 - Dec 16	ISYA 1977	ISYA 1977	Rio de Janeiro Brazil
Nov 2 - Nov 5	IAUS 80	The HR Diagram	Washington, DC United States
September
Sep 12 - Sep 16	IAUS 79	The Large Scale Structure of the Universe	Tallinn USSR
Sep 7 - Sep 9	IAUC 45	Chemical and Dynamical Evolution of our Galaxy	Torun Poland
Sep 6 - Sep 9	IAUC 42	The Interaction of Variable Stars with their Environment	Bamberg Germany
August
Aug 29 - Sep 2		Executive Committee Meeting 43	Sauverny Switzerland
Aug 22 - Aug 26	IAUS 77	Structure and Properties of Nearby Galaxies	Bad Münstereifel Germany
June
Jun 6 - Jun 10	IAUS 76	Planetary Nebulae	Ithaca, NY United States
May
May 23 - May 28	IAUS 78	Nutation and the Earth's Rotation	Kiev USSR
April
Apr 30 - May 2		Officers' meeting	Norg Netherlands

1976

November
Nov 5 - Nov 6		Officers' meeting	Leiden Netherlands
September
Sep 6 - Sep 10	IAUS 75	Star Formation	Genève Switzerland
Sep 6 - Sep 8	IAUC 40	Astronomical Applications of Image Detector with Linear Response	Paris-Meudon France
Sep 6 - Sep 7	IAUC 37	Redshifts and the Expansion of the Universe	Paris France
Sep 6 - Sep 10	IAUC 36	The Energy Balance and Hydrodynamics of the Solar Chromosphere and Corona	Nice France
Sep 2		Executive Committee Meeting 42	Grenoble France
August
Aug 31		Executive Committee Meeting 41 - Part 2	Grenoble France
Aug 24 - Sep 2	GA 1976	XVIth IAU General Assembly	Grenoble France
Aug 23		Executive Committee Meeting 41 - Part 1	Grenoble France
Aug 19 - Aug 21	IAUC 35	The Compilation, Critical Evaluation and Distribution of Stellar Data	Strasbourg France
Aug 17 - Aug 19	IAUC 41	Dynamics of Planets and Satellites and Theories of their Motion	Cambridge United Kingdom
Aug 17 - Aug 20	IAUC 39	Comets, Asteroids, Meteorites: Interrelations, Evolution and Origins	Lyon France
Aug 16 - Aug 20	IAUS 74	Radio Astronomy and Cosmology	Cambridge United Kingdom
Aug 16 - Aug 20	IAUC 38	Problems of Stellar Convection	Nice France
June
Jun 1		Officers' meeting	Tucson, AZ United States
February
Feb 16		Officers' meeting	Athens Greece

1975

October
Oct 13 - Oct 17	IAUC 33	Observational Parameters and Dynamical Evolution of Multiple Stars	Oaxtepec Mexico
September
Sep 15 - Sep 18	IAUS 70	Be and Shell Stars	Bass River, MA United States
Sep 9 - Sep 11		Executive Committee Meeting 40	Lagonissi Greece
Sep 8 - Oct 4	ISYA 1975	ISYA 1975	Athens/Thera Greece
Sep 8 - Sep 11	IAUC 32	Physics of Ap Stars	Wien Austria
Sep 1 - Sep 15	IAUC 29	Multiple Periodic Variable Stars	Budapest Hungary
August
Aug 25 - Aug 29	IAUS 71	Basic Mechanisms of Solar Activity	Prague Czechoslovakia
July
Jul 8 - Jul 11	IAUS 72	Abundance Effects in Classification	Lausanne-Dorigny Switzerland
Jul 1 - Jul 5		3rd European Regional IAU Meeting	Tbilisi USSR
June
Jun 28 - Aug 1	IAUS 73	Structure and Evolution of Close Binary Systems	Cambridge United Kingdom
Jun 10 - Jun 13	IAUC 31	Interplanetary Dust and Zodiacal Light	Heidelberg Germany
May
May 28 - May 29		Officers' meeting	Chicago, IL United States
May 18 - May 23	IAUC 30	Jupiter	Tucson, AZ United States
February
Feb 10		Officers' meeting	Geneva Switzerland

1974

October
Oct 28 - Nov 1	IAUC 25	The Study of Comets	Greenbelt, MD United States
September
Sep 9 - Sep 13	IAUS 69	Dynamics of Stellar Systems	Besançon France
Sep 9 - Sep 11	IAUC 27	UV and X-ray Spectroscopy of Astrophysical and Laboratory Plasmas	Cambridge, MA United States
Sep 2 - Sep 5		2nd European Regional IAU Meeting	Trieste Italy
August
Aug 27 - Aug 29		Executive Committee Meeting 39	Haute-Provence, Saint Michel France
Aug 26 - Aug 31	IAUC 26	On Reference Coordinate Systems for Earth Dynamics	Torun Poland
Aug 26		Officers' meeting	Observatoire de Huate-Provence France
Aug 18 - Aug 21	IAUC 28	Planetary Satellites	Ithaca, NY United States
July
Jul 29 - Aug 4	IAUS 67	Variable Stars and Stellar Evolution	Moscow USSR
June
Jun 11 - Jun 14	IAUS 68	Solar Gamma-, X-, and EUV Radiation	Buenos Aires Argentina
May
May 13 - Jun 7	ISYA 1974	ISYA 1974	San Miguel Argentina
May 8		Officers' meeting	Paris France
February
Feb 4 - Feb 5		Officers' meeting	Athens Greece
January
Jan 1		1st European Regional IAU Meeting	Athens Greece

1973

November
Nov 2		Officers' meeting	Thelassoniki Greece
September
Sep 10 - Sep 12	IAUS 66	Late Stages of Stellar Evolution	Warsaw Poland
Sep 10 - Sep 12	IAUS 63	Confrontation of Cosmological Theories with Observational Data	Cracow Poland
Sep 7 - Sep 11	IAUS 57	Coronal Disturbances	Surfer's Paradise Australia
Sep 5 - Sep 8	IAUS 65	Exploration of the Planetary System	Torun Poland
Sep 5 - Sep 8	IAUS 64	Gravitational Radiation and Gravitational Collapse	Warsaw Poland
Sep 5 - Sep 8	IAUS 62	The Stability of the Solar System and of Small Stellar Systems	Warsaw Poland
Sep 4	Xtra GA 1973	Extraordinary General Assembly	Warsaw Poland
Sep 3 - Sep 7	IAUS 60	Galactic Radio Astronomy	Maroochydore Australia
Sep 3 - Sep 7	IAUS 56	Chromospheric Fine Structure	Surfer's Paradise Australia
August
Aug 30		Executive Committee Meeting 38	Sydney Australia
Aug 21 - Aug 30	GA 1973	XVth IAU General Assembly	Sydney Australia
Aug 19 - Aug 28		Executive Committee Meeting 37	Sydney Australia
Aug 16 - Aug 18	IAUS 59	Stellar Instability and Evolution	Canberra Australia
Aug 13 - Aug 17	IAUS 61	New Problems in Astrometry	Perth Australia
Aug 12 - Aug 15	IAUS 58	The Formation and Dynamics of Galaxies	Canberra Australia
July
Jul 23 - Aug 18	ISYA 1973	ISYA 1973	Lembang Indonesia
June
Jun 8		Officers' meeting	Paris France
March
Mar 1		Officers' meeting	Paris France

1972

November
Nov 15 - Nov 17	IAUC 23	Planets, Stars, and Nebulae Studied with Photopolarimetry	Tucson, AZ United States
October
Oct 30		Officers' meeting	Thessaloniki Greece
September
Sep 25 - Sep 28	IAUC 20	Meridian Astronomy	Copenhagen Denmark
Sep 18 - Sep 22	IAUC 17	Stellar Ages	Paris-Meudon France
Sep 12 - Sep 15	IAUS 54	Problems of Calibration of Absolute Magnitudes and Temperatures of Stars	Genève Switzerland
Sep 6 - Sep 12	IAUS 51	Extended Atmospheres and Circumstellar Matter in Spectroscopic Binary Systems	Parksville, B.C. Canada
August
Aug 29 - Aug 31	IAUC 21	Variable Stars in Globular Clusters and in Related Systems	Toronto, ON Canada
Aug 28 - Sep 1		Executive Committee Meeting 36	Copenhagen Denmark
Aug 21 - Aug 25	IAUS 53	Physics of Dense Matter	Boulder, CO United States
Aug 14 - Aug 31	ISYA 1972	ISYA 1972	Nairobi Kenya
May
May 29 - Jun 2	IAUS 52	Interstellar Dust and Related Topics	Albany, NY United States
May 11 - May 13	IAUS 55	X- and Gamma-ray Astronomy	Madrid Spain
May 9		Officers' meeting	Copenhagen Denmark
April
Apr 12 - Apr 15	IAUC 18	Orbital and Physical Parameters of Double Stars	Swarthmore College, PA United States
Apr 4 - Apr 6	IAUC 22	Asteroids, Comets, Meteoritic Matter	Nice France
February
Feb 21 - Feb 24	IAUC 19	Stellar Chromospheres	Greenbelt, MD United States
January
Jan 30 - Jan 31		Officers' meeting	Utrecht Netherlands
Jan 15 - Jan 17	IAUC 24	Lunar Dynamics and Observational Coordinate System	Houston, TX United States

1971

November
Nov 29		Officers' meeting	Copenhagen Denmark
October
Oct 18 - Oct 24	IAUS 50	Spectral Classification and Multicolour Photometry	Córdoba Argentina
September
Sep 8 - Sep 11	IAUC 16	Analytical Procedures for Eclipsing Binary Light Curves	Philadelphia, PA United States
Sep 6 - Sep 10		Executive Committee Meeting 35	Pusat-Tasek, Ile d'Yeu France
Sep 6 - Sep 8	IAUC XX	Colloquium on Supergiant Stars	Trieste Italy
Sep 6 - Sep 10		Officers' meeting	Ile D'Yeu France
August
Aug 31 - Sep 3	IAUC 15	New Directions and New Frontiers in Variable Star Research	Bamberg Germany
Aug 24 - Aug 26	IAUC 14	Ultraviolet and X-ray Spectroscopy of Astrophysical and Laboratory Plasmas	Utrecht Netherlands
Aug 9 - Aug 14	IAUS 49	Wolf-Rayet and High-Temperature Stars	Buenos Aires Argentina
June
Jun 14 - Jun 17	IAUC 13	Evolutionary and Physical Properties of Meteoroids	Albany, NY United States
May
May 12 - May 13		Officers' meeting	Thelassoniki Greece
May 9 - May 15	IAUS 48	Rotation of the Earth	Morioka Japan
March
Mar 22 - Mar 26	IAUS 47	The Moon	Newcastle-upon-Tyne United Kingdom
Mar 6 - Mar 10	IAUC 12	Physical Studies of Minor Planets	Tucson, AZ United States
February
Feb 24 - Feb 25		Officers' meeting	Utrecht Netherlands

1970

October
Oct 27		Officers' meeting	Copenhagen Denmark
Oct 5 - Nov 27	ISYA 1970	ISYA 1970	Cordoba Argentina
September
Sep 1 - Sep 4	IAUC 8	Experimental Techniques for the Determination of Fundamental Spectroscopic Data	London United Kingdom
August
Aug 31 - Sep 4	IAUS 43	Solar Magnetic Fields	Paris France
Aug 27		Executive Committee Meeting 34	Brighton United Kingdom
Aug 25		Executive Committee Meeting 33 - Part 2	Brighton United Kingdom
Aug 18 - Aug 27	GA 1970	XIVth IAU General Assembly	Brighton United Kingdom
Aug 16 - Aug 17		Executive Committee Meeting 33 - Part 1	Brighton United Kingdom
Aug 12 - Aug 14	IAUC 9	The IAU System of Astronomical Constants	Heidelberg Germany
Aug 12 - Aug 14	IAUC 11	Automation in Optical Astrophysics	Edinburgh United Kingdom
Aug 12 - Aug 15	IAUC 10	The Gravitational N-Body Problem	Cambridge United Kingdom
Aug 11 - Sep 13	IAUS 42	White Dwarfs	St. Andrews, Fife United Kingdom
Aug 10 - Aug 14	IAUS 44	External Galaxies and Quasi-Stellar Objects	Uppsala Sweden
Aug 10 - Aug 14	IAUS 41	New Techniques in Space Astronomy	München Germany
Aug 5 - Aug 7	IAUS 46	The Crab Nebula	Jodrell Bank United Kingdom
Aug 4 - Aug 11	IAUS 45	The Motion, Evolution of Orbits, and Origin of Comets	Leningrad USSR
April
Apr 21 - Apr 23	IAUC 7	Proper Motions	Minneapolis, MN United States
Apr 3 - Apr 4		Officers' meeting	Prague Hungary
January
Jan 12 - Jan 13		Officers' meeting	Utrecht Netherlands

1969

October
Oct 26 - Oct 31	IAUS 40	Planetary Atmospheres	Marfa, TX United States
Oct 23		Officers' meeting	Hamburg Germany
Oct 6 - Nov 29	ISYA 1969	ISYA 1969	Hyderabad India
September
Sep 21 - Sep 26		Executive Committee Meeting 32	Frascati Rome Italy
Sep 15 - Sep 19	IAUC 6	Mass-Loss and Evolution in Close Binaries	Elsinore Denmark
Sep 8 - Sep 18	IAUS 39	Interstellar Gas Dynamics	Yalta USSR
Sep 8 - Sep 10	IAUC 5	Coordination of Observing Techniques of Visual Double Stars	Nice France
Sep 8 - Sep 11	IAUC 4	Stellar Rotation	Columbus, OH United States
August
Aug 29 - Sep 4	IAUS 38	The Spiral Structure of our Galaxy	Basel Switzerland
Aug 22 - Aug 26	IAUC 3	Interstellar Dust	Jena Germany
June
Jun 24 - Jun 27	IAUS 36	Ultraviolet Stellar Spectra and Related Ground-Based Observations	Lunteren Netherlands
Jun 9 - Jun 10		Officers' meeting	Hamburg Germany
May
May 8 - May 10	IAUS 37	Non-Solar X- and Gamma-ray Astronomy	Roma Italy
April
Apr 16 - Apr 19	IAUC 2	Spectrum Formation in Stars with Steady-State Extended Atmospheres	München Germany

1968

December
Dec 7		Officers' meeting	Frankfurt Germany
November
Nov 4 - Nov 5	IAUC 1	The Problem of the Variation of the Geographical Coordinates in the Southern Hemisphere	La Plata Argentina
September
Sep 12 - Sep 17	IAUC XIX	Mass-Loss from Stars	Trieste Italy
Sep 5 - Sep 9	IAUC XVIII	Non-Periodic Phenomena in Variable Stars	Budapest Hungary
August
Aug 26 - Aug 30		Executive Committee Meeting 31	Hamburg Germany
January
Jan 10		Officers' meeting	Hamburg Germany
Jan 1	ISYA 1968	ISYA 1968 (specific date unknown)	Arcetri Italy

1967

September
Sep 26		Officers' meeting	Hamburg Germany
Sep 4 - Sep 8	IAUS 35	Structure and Development of Solar Active Regions	Budapest Hungary
Sep 4 - Sep 8	IAUS 34	Planetary Nebulae	Tatranská Lomnica Czechoslovakia
Sep 4 - Sep 9	IAUS 33	Physics and Dynamics of Meteors	Tatranská Lomnica Czechoslovakia
August
Aug 30 - Aug 31		Executive Committee Meeting 30	Prague Czech Republic
Aug 29		Executive Committee Meeting 29 - Part 3	Prague Czech Republic
Aug 28 - Aug 29	IAUC XVII	The Use of Electronic Computers for Analytical Developments Incelestial Mechanics	Prague Czechoslovakia
Aug 27		Executive Committee Meeting 29 - Part 2	Prague Czech Republic
Aug 22 - Aug 31	GA 1967	XIIIth IAU General Assembly	Prague Czechoslovakia
Aug 20 - Aug 21		Executive Committee Meeting 29 - Part 1	Prague Czech Republic
Aug 16 - Aug 18	IAUC XVI	Colloque sur le Problème Gravitationnel des N Corps	Paris France
June
Jun 20 - Jun 24	IAUS 30	Determination of Radial Velocities and their Applications	Toronto, ON Canada
March
Mar 21 - Mar 25	IAUS 32	Continental Drift, Secular Motion of the Pole and Rotation of the Earth	Stresa Italy
January
Jan 30 - Feb 2	IAUC XV	The Zodiacal Light and the Interplanetary Medium	Honolulu, HI United States
Jan 9 - Jan 18	IAUC XIV	International Conference on Spectroscopy	Bombay India
Jan 1	ISYA 1967	ISYA 1967 (specific date unknown)	Manchester United Kingdom

1966

September
Sep 21 - Sep 24	IAUC XIII	Les Méthodes Nouvelles de la Dynamique Stellaire	Besançon France
Sep 16 - Sep 20		Executive Committee Meeting 28	Prague Czech Republic
August
Aug 29 - Sep 2	IAUC XII	On the Evolution of Double Stars	Uccle Belgium
Aug 25 - Sep 1	IAUS 31	Radio Astronomy and the Galactic System	Noordwijk Netherlands
July
Jul 11 - Jul 15	IAUC XI	Atomic Collisions	Boulder, CO United States
June
Jun 13 - Jun 17	IAUC X	Late-Type Stars	Trieste Italy
Jun 6 - Jun 8	IAUC IX	The Fine Structure of the Solar Atmosphere	Anacapri Italy
May
May 4 - May 12	IAUS 29	Non-Stable Phenomena in Galaxies	Byurakan USSR
March
Mar 17 - Mar 19	IAUC VIII	Blanketing Effect	Heidelberg Germany

1965

September
Sep 15 - Sep 18		Executive Committee Meeting 27	Nice France
Sep 2 - Sep 14	IAUS 28	Aerodynamic Phenomena in Stellar Atmosphere	Nice France
August
Aug 11 - Aug 14	IAUC VI	The Position of Variable Stars in the Hertzsprung-Russell Diagram	Bamberg Germany
Aug 1	IAUC VII	Interstellar Grains	Troy, NY United States
April
Apr 15 - Apr 16	IAUC V	The Nature of the Lunar Surface	Baltimore, MD United States
Apr 5 - Apr 12	IAUS 27	The Construction of Large Telescopes	Tucson, AZ United States

1964

September
Sep 3		Executive Committee Meeting 26	Hamburg Germany
Sep 1		Executive Committee Meeting 25 - Part 2	Hamburg Germany
August
Aug 25 - Sep 3	GA 1964	XIIth IAU General Assembly	Hamburg Germany
Aug 24		Executive Committee Meeting 25 - Part 1	Hamburg Germany
Aug 17 - Aug 22	IAUS 25	The Theory of Orbits in the Solar System and in Stellar Systems	Thessaloniki Greece
Aug 17 - Aug 21	IAUS 24	Spectral Classification and Multicolour Photometry	Saltsjöbaden Sweden
Aug 17 - Aug 20	IAUS 23	Astronomical Observations from Space Vehicles	Liège Belgium
Aug 10 - Aug 14	IAUS 26	Abundance Determinations in Stellar Spectra	Utrecht Netherlands

1963

September
Sep 3 - Sep 10	IAUS 22	Stellar and Solar Magnetic Fields	München Germany
August
Aug 7 - Aug 10	IAUC IV	Clusters and Stellar Evolution	Herstmonceux Castle United Kingdom
June
Jun 28 - Jul 1		Executive Committee Meeting 24	Liège Belgium
May
May 27 - May 31	IAUS 21	The System of Astronomical Constants	Paris France
March
Mar 18 - Mar 28	IAUS 20	The Galaxy and the Magellanic Clouds	Canberra Australia

1962

October
Oct 1 - Oct 6	IAUS 19	Le Choix des Sites d'Observatoires Astronomiques (Site Testing)	Roma Italy
August
Aug 30 - Sep 3		Executive Committee Meeting 23	Erevan Armenia
Aug 15 - Aug 16	IAUC III	Transfer of Radiation in Stellar Atmospheres	Herstmonceux Castle United Kingdom
June
Jun 25 - Jun 29	IAUS 18	Theoretical Interpretation of Upper Atmosphere Emissions	Paris France

1961

August
Aug 28 - Aug 30	IAUS 16	The Solar Corona	Cloudcroft, NM United States
Aug 24		Executive Committee Meeting 22	Berkeley, CA United States
Aug 22		Executive Committee Meeting 21 - Part 2	Berkeley, CA United States
Aug 15 - Aug 24	GA 1961	XIth IAU General Assembly	Berkeley, CA United States
Aug 14		Executive Committee Meeting 21 - Part 1	Berkeley, CA United States
Aug 11 - Aug 12	IAUS 17	Visual Double Stars	Berkeley, CA United States
Aug 10 - Aug 12	IAUS 15	Problems of Extragalactic Research	Santa Barbara, CA United States

1960

December
Dec 5 - Dec 11	IAUS 14	The Moon	Leningrad USSR
September
Sep 6 - Sep 8		Executive Committee Meeting 20	Prague Czech Republic
Sep 3 - Sep 5	IAUC II	The Profiles of Stellar Spectral Lines	Meudon France
August
Aug 18 - Aug 30	IAUS 12	Fourth Symposium on Cosmical Gas Dynamics: Aerodynamic Phenomena in Stellar Atmospheres	Varenna Italy
July
Jul 26 - Aug 7	IAUS 13	The Future of the International Latitude Service	Helsinki Finland

1959

September
Sep 7 - Sep 9		Executive Committee Meeting 19	Herstmonceaux United Kingdom
July
Jul 3 - Jul 4	IAUC I	The Empirical Determination of Stellar Photospheric Structure	Uccle Belgium

1958

August
Aug 19		Executive Committee Meeting 18 - Part 2	Moscow USSR
Aug 15 - Aug 16	IAUS 10	The Hertzsprung-Russell Diagram	Moscow Russian Federation
Aug 12 - Aug 20	GA 1958	Xth General Assembly	Moscow USSR
Aug 11		Executive Committee Meeting 18 - Part 1	Moscow USSR
Aug 1	IAUS 11	The Rotation of the Earth and Atomic Time Standards	Moscow Russian Federation
July
Jul 30 - Aug 6	IAUS 9	Radio Astronomy	Paris France

1957

July
Jul 4 - Jul 6		Executive Committee Meeting 17	Liège Belgium
June
Jun 24 - Jun 29	IAUS 8	Third Symposium on Cosmical Gas Dynamics	Cambridge, MA United States
Jun 17 - Jun 22	IAUS 7	Second Conference on Coordination of Galactic Research	Saltsjöbaden Sweden

1956

August
Aug 27 - Aug 31	IAUS 6	Electromagnetic Phenomena in Cosmical Physics	Stockholm Sweden

1955

September
Sep 3		Executive Committee Meeting 16 - Part 2	Dublin Ireland
Sep 2	IAUS 5	Comparison of the Large-Scale Structure of the Galactic System with that of other Stellar Systems	Dublin Ireland
Sep 1	IAUS 3	Non-Stable Stars	Dublin Ireland
August
Aug 29 - Sep 5	GA 1955	IXth IAU General Assembly	Dublin Ireland
Aug 28		Executive Committee Meeting 16 - Part 1	Dublin Ireland
Aug 25 - Aug 27	IAUS 4	Radio Astronomy	Jodrell Bank United Kingdom

1954

July
Jul 12 - Jul 14		Executive Committee Meeting 15	Liège Belgium

1953

July
Jul 6 - Jul 11	IAUS 2	Gas Dynamics of Cosmic Clouds	Cambridge United Kingdom
June
Jun 17 - Jun 22	IAUS 1	Co-ordination of Galactic Research	Groningen Netherlands

1952

September
Sep 12		Executive Committee Meeting 14 - Part 4	Rome Italy
Sep 10		Executive Committee Meeting 14 - Part 3	Rome Italy
Sep 8		Executive Committee Meeting 14 - Part 2	Rome Italy
Sep 4 - Sep 13	GA 1952	VIIIth IAU General Assembly	Rome Italy
Sep 3		Executive Committee Meeting 14 - Part 1	Rome Italy

1951

September
Sep 4 - Sep 6		Executive Committee Meeting 13	Paris France

1950

September
Sep 25 - Sep 27		Executive Committee Meeting 12	Stockholm Sweden

1948

August
Aug 11 - Aug 18	GA 1948	VIIth IAU General Assembly	Zürich Switzerland

1938

August
Aug 3 - Aug 10	GA 1938	VIth IAU General Assembly	Stockholm Sweden

1935

July
Jul 10 - Jul 19	GA 1935	Vth IAU General Assembly	Paris France

1932

September
Sep 2 - Sep 9	GA 1932	IVth IAU General Assembly	Cambridge, MA United States

1928

July
Jul 5 - Jul 13	GA 1928	IIIrd IAU General Assembly	Leiden Netherlands

1925

July
Jul 14 - Jul 22	GA 1925	IInd IAU General Assembly	Cambridge United Kingdom

1922

May
May 2 - May 10	GA 1922	Ist IAU General Assembly	Rome Italy

1919

July
Jul 28		Executive Committee Meeting 1	Brussels Belgium

IAU Mission