Discovery of a Probable Nova in M81
ATel #8370; K. Hornoch (Astronomical Institute, Ondrejov, Czech Republic), H. Kucakova (Astronomical Institute, Charles U., Prague, Czech Republic)
on 5 Dec 2015; 17:41 UT
Credential Certification: Allen W. Shafter (ashafter@mail.sdsu.edu)
Subjects: Optical, Nova, Transient
We report the discovery of a probable nova in M81 on a co-added 1440-s unfiltered CCD frame taken on 2015 Nov. 24.064 UT with the 0.65-m telescope at Ondrejov.
The new object designated PNV J09552375+6906265 is located at R.A. = 9h55m23s.75, Decl. = +69o06'26".5 (equinox 2000.0), which is 50.5" west and 151.4" north of the center of M81 (see link to discovery image below).
The following unfiltered magnitudes were obtained using the 0.65-m telescope at Ondrejov (R-band magnitudes used from comparison stars):
2015 Oct. 31.163 UT, [21.9; Nov. 24.064, 20.5 ± 0.25; 28.183, 21.6 ± 0.4.
Discovery image
