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Optical Nova Candidate in M31

ATel #3128; E. Ovcharov (SU, Sofia), A. Valcheva (SU, Sofia), K. A. Stoyanov (IA, Sofia), A. Lalova (SU, Sofia), A. Kostov (IA, Sofia), Y. Nikolov (IA, Sofia), Ts. Georgiev (IA, Sofia), P. Nedialkov (SU, Sofia)
on 28 Jan 2011; 00:21 UT
Credential Certification: Petko Nedialkov (japet@phys.uni-sofia.bg)

Subjects: Optical, Nova

We report the discovery of a possible nova located at RA(2000) = 00h41m46.28s, Dec(2000) = +40d50'11.4", which is 654.4" west and 1557.1" south of the center of M31. The images are obtained with the 50/70cm Schmidt telescope at NAO Rozhen, Bulgaria. The available BVR-magnitudes are:

2011 January 27.74141 UT, B = 18.58 +/- 0.04 (from 3x300sec co-added CCD images)

2011 January 27.75694 UT, V = 18.15 +/- 0.03 (from 3x300sec co-added CCD images)

2011 January 27.72431 UT, R = 17.76 +/- 0.03 (from 5x300sec co-added CCD images)

The nearest variable is POINT-AGAPE No.63818 at distance 2.42".