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Discovery of an Apparent Nova in M31

ATel #8785; K. Hornoch (Astronomical Institute, Ondrejov, Czech Republic), H. Kucakova (Astronomical Institute, Charles U., Prague, Czech Republic)
on 7 Mar 2016; 18:08 UT
Credential Certification: Martin Henze (henze@ice.cat)

Subjects: Optical, Nova, Transient

We report the discovery of an apparent nova in M31 on a co-added 720-s R-band CCD frame taken on 2016 Mar. 6.806 UT with the 0.65-m telescope at Ondrejov.

The object designated PNV J00421951+4111137 is located at R.A. = 0h42m19s.51, Decl. = +41o11'13".7 (equinox 2000.0), which is 279.9" west and 294.8" south of the center of M31 (see link to discovery image below).

The following R-band magnitudes were obtained using the 0.65-m telescope at Ondrejov:

2016 Feb. 26.737 UT, [19.8; 27.785, 18.9 ± 0.15 (prediscovery); Mar. 6.806, 18.1 ± 0.15.

Discovery image