... Observatory . ... THE HISTORY OF AAAP . ... After introductory remarks by Robert Sanders, founder of the Association, it was moved that the name of the organization be Amateur Astronomers Association of Princeton. ... 2/72 First issue of Sidereal Times, so named by Editor Roxanne Tobin. ... 5/72 Election of officers: Norman Sperling, Director; John Church, Assist. ... Sidereal Times, John gives the following report: . ... Sidereal Times.) ... Amateur Astronomers Association of Princeton Т? 2015. ...

... Main Tube Construction . ... Primary Mirror Mount . ... I thought it would be fun to share some of the information and ideas I had on building a Dob Newtonian scope with other ATMs (Amateur Telescope Makers), particularly the first-timers. ... The scope is a 10 inch Newt, f/6. ... Every extra screw and 1/8 inch thickness of plywood adds up. ... One global choice is the mirror diameter/focal number. ... One of those big choices is whether to use a truss tube design or a continuous tube design. ...

INNER POLAR RINGS REGULAR LENTICULAR GALAXIES 1 K. Sil'chenko 2 Sternberg Astronomical Institute, 119992 Moscow, Russia; Isaac Newton Institute Chile, Moscow Branch; olga@sai.msu.su Afanasiev Special Astrophysical Observatory, 369167 Nizhnij Arkhyz, Russia; vafan@sao.ru Received 2003 December accepted February 4 ABSTRACT have investigated a sample of galaxies, mostly with circumnuclear dust lanes orthogonal their major axes, chosen from Hubble Space Telescope Wide Field Planetary Camera 2 images. ...

Report by the ESA-ESO Working Group on Fundamental Cosmology Abstract In September 2003, the executives of ESO and ESA agreed to establish a number of working groups to explore possible synergies between these two major European astronomical institutions on key scientific issues. The first two working group reports (on Extrasolar Planets and the HerschelнALMA Synergies) were released in 2005 and 2006, and this third report covers the area of Fundamental Cosmology. The Working Group's mandate was to