Discovery of a Probable Nova in M31
K. Hornoch, P. Fatka (Astronomical Institute, Ondrejov, Czech Republic)
We report the discovery of a probable nova in M31 on a co-added 990-s R-band CCD frame taken on 2017 Jun. 29.984 UT with the 0.65-m telescope at Ondrejov.

The object designated PNV J00425962+4121290 is located at R.A. = 0h42m59s.62, Decl. = +41o21'29".0 (equinox 2000.0), which is 172.3" east and 320.5" north 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:
optical,nova,transient