Type Ia

Alert Notice 439: Correction to AAVSO Alert Notice 438 on SN 2011by

April 28, 2011:  In AAVSO Alert Notice 438 on Supernova 2011by in NGC 3972 (issued 2011 April 28), the position was attributed to the wrong object. Here is the corrected text:

Position: R.A. = 11:55:45.56  Decl. = +55:19:33.8 (equinox 2000.0)
SN 2011by is about 5.3" east and 19.1" north of the center of NGC 3972.

Sincere apologies for the error.


This Alert Notice was issued by Elizabeth O. Waagen.

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Alert Notice 432: Supernova 2011at = PSN J09285756-1448206 in MCG -02-24-27

March 14, 2011

Discovered by: Lou Cox, Jack Newton, and Tim Puckett, Ellijay, GA, in the course of the Puckett Observatory Supernova Search

Discovery Date: March 10.214 UT

Discovery Magnitude: unfiltered CCD magnitude 14.5 (limiting magnitude 19.0) taken with a 0.40-m reflector at Portal, AZ

Position: R.A. = 09:28:57.56  Decl. = -14:48:20.6 (equinox 2000.0)
SN 2011at is 20.4" east and 6.3" north of the center of PGC 26905 = MCG -02-24-27.