What's New
| 07/30/2011 | The 2011 Open House Date has been set for Friday September 30th. Reservations will be taken beginning at 9:00 a.m. August 1st. |
| 04/13/2011 | The 2011 Public Lecture Poster is available. |
| 01/08/2010 | A partial 2010 Public Lecture schedule is now available. |
| 02/26/2009 | The 2009 Public Lecture schedule is now available. |
| 07/29/2008 | The 2008 Open House date has been set for Friday October 3rd. Reservations will be taken beginning at 9:00 a.m. August 1st. |
| 02/20/2008 | The 2008 Public Lecture Schedule is now available in .pdf format. |
| 09/19/2007 | All of the reservations for the open house and the remaining public tours are full for the rest of this tour season. We will start taking reservations for the 2008 tour season on March 1st. |
| 07/27/2007 | The 2007 Open House date has been set for Friday September 28th. Reservations will be taken beginning at 9:00 a.m. August 1st. |
| 01/31/2006 | Check out the new Preliminary Parallaxes on the Research page. |
| 06/12/2005 | Masses computed for the components of the binary star Alpha Ophiuchus (Hipparcos 86032), see Research Pre-publications. |
| 04/15/2004 | First results of the NSF - Gravity Probe B funded CCD camera added to our Research page. |
University of Pittsburgh
Department of Physics & Astronomy
Allegheny Observatory
159 Riverview Avenue
Pittsburgh, PA 15214
Last Modified 07/30/2011