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Independent Discovery of an Apparent Nova in M31

ATel #11807; K. Hornoch, H. Kucakova (Astronomical Institute, Ondrejov, Czech Republic)
on 2 Jul 2018; 22:21 UT
Credential Certification: Allen W. Shafter (ashafter@sdsu.edu)

Subjects: Optical, Nova, Transient

Referred to by ATel #: 11845

We report the independent discovery of an apparent nova in M31 on a co-added 1710-s R-band CCD frame taken on 2018 Jun. 30.032 UT with the 0.65-m telescope at Ondrejov.

The object was independently discovered also by K. Itagaki (designated as PNV J00414889+4109148) see here. The object was designated by us as M31N 2018-06c and is located at R.A. = 0h41m48s.91, Decl. = +41o09'14".2 (equinox 2000.0), which is 625.3" west and 414.3" 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:

2018 Jun. 26.019 UT, [20.9; 30.032, 18.1 ± 0.1; Jul. 2.045, 17.51 ± 0.07.

Discovery image