Central Bureau for Astronomical Telegrams

CBAT "Transient Object Followup Reports"

PNV J00424297+4117574

PNV J00424297+4117574   2021 09 11.6015*  00 42 42.97 +41 17 57.4  17.0 G   15W 109N  M31       R 9

2021 09 11.6015

Mi Zhang, Chunpeng Bi, Shuai Huang, Xing Gao (Xingming Observatory), report the discovery of a possible nova (mag approximately 17.0 on several 300-s survey image (limiting mag about 20.5) taken by Xing Gao at Xingming Observatory #3 (N88) around Sep. 11.60153 UTC using a unfiltered CCD (+ 0.6-m f/8 Ritchey-Chretien telescope). The transient approximately located at R.A.=00h42m42.97s +41d17’57”.4 (equinox 2000.0). Which is about 15.2" west and 108.9" north of the center of the NGC224(M31). Nothing is visible at this position on archival images taken on Sep. 08.94443 (limiting mag 20.5) . Images can be found at: http://xjltp.china-vo.org/psp21h.html