Central Bureau for Astronomical Telegrams

CBAT "Transient Object Followup Reports"

PNV J00424542+4152233

PNV J00424542+4152233   2021 07 26.8741*  00 42 45.42 +41 52 23.3  17.9CV   12E2175N    M31     R 9

2021 07 26.8741

Mi Zhang, Xing Gao (Xingming Observatory), report the discovery of a possible nova (mag approximately 17.9 on several 30-s survey image (limiting mag about 18.5) taken by Xing Gao at Xingming Observatory #2 (N89) around July. 26.87413 UTC using a unfiltered CCD ( 0.5-m f/4 reflector ). The transient approximately located at R.A.=00h42m45.42s +41d52’23”.3 (equinox 2000.0). Which is about 12.4" east and 2174.8" north of the center of the NGC224(M31). Nothing is visible at this position on archival images taken on July. 25.79365 (limiting mag 18.5) . Images can be found at: http://xjltp.china-vo.org/xm56mz.html