Electronic Telegram No. 3015

Central Bureau for Astronomical Telegrams INTERNATIONAL ASTRONOMICAL UNION CBAT Director: Daniel W. E. Green; Hoffman Lab 209; Harvard University; 20 Oxford St.; Cambridge, MA 02138; U.S.A. e-mail: cbatiau@eps.harvard.edu (alternate cbat@iau.org) URL http://www.cbat.eps.harvard.edu/index.html Prepared using the Tamkin Foundation Computer Network

SUPERNOVA 2012aa IN anonymous galaxy

Further to CBET 2929, S. B. Cenko, W. Li, and A. V. Filippenko report the
LOSS discovery of an apparent supernova on unfiltered KAIT images:

 SN       2012 UT        R.A. (2000.0) Decl.      Mag.      Offset
 2012aa   Jan. 29.56   14 52 33.48  - 3 31 54.0   17.7    0".1 E, 1".6 S

Additional CCD magnitudes for
2012aa:  2011 May 12.40 UT, [19.1 (KAIT); 2012 Jan. 31.51, 17.9 (KAIT); Feb.
1.445, 17.7 (Joseph Brimacombe, Cairns, Australia; remotely using a 51-cm RCOS
telescope + STL11K camera + luminance filter at the New Mexico Skies
Observatory near Mayhill, NM, U.S.A.; magnitude includes host-galaxy light;
position end figures 33s.56, 54".6; image posted at the following website URL:
http://www.flickr.com/photos/43846774@N02/6803721927/).

Host galaxy info: .11' x .09'; 20.24mag

SN type info: Ic

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