AAVSO Alert Notice 430: Photometry Requested of Blazar-Type Quasars 3C 273 and 3C 279AAVSO Alert Notice 430: Photometry Requested of Blazar-Type Quasars 3C 273 and 3C 279
AAVSO Alert Notice 430<br /> Photometry requested of Blazar-type Quasars 3C 273 and 3C 279<br /> January 11, 2011 <p>Dr. Kirill Sokolovsky (Max-Planck-Institut fuer Radioastronomie, Bonn) has requested the assistance of AAVSO observers