Peter D. Usher
Peter D. Usher
The Pennsylvania State University
Astronomy and Astrophysics
1725 Yorktown Place
Pittsburgh PA 15235
United States
Phone: +1 412 371 3839
Email: pxu1
psu
edu
Last updated:
December 17, 2011
IAU Status
Active Member
Affiliation(s) within the IAU
- Member of Division C Education, Outreach and Heritage
- Member of Division G Stars and Stellar Physics
- Member of Division G Commission 27 Variable Stars
- Member of Division C Commission 41 History of Astronomy
Past affiliation(s) within the IAU
- Past Member of Division V Variable Stars (until 2012)





