Mi Zhang, Xing Gao (Xingming Obs), report the discovery of a possible nova at 17.9 CV on several 300-s survey images (limiting mag about 19.5 CV) taken by Xing Gao at Xingming Observatory “#”3 (N88) around Jun. 25.87411, 2022 UT using a unfiltered CCD (+ 0.6-m f/8 Ritchey-Chretien telescope). The transient approximately located at RA= 00h42m54.78s, DEC = +41d15m08.6s (equinox 2000.0). Which is about 117.9″ east and 59.9″ south of the center of the NGC224(M31). Nothing is visible at this position on archival images taken on Jun. 22.86509, 2022 UT (limiting mag 20.0 CV). Details can be found at: http://xjltp.china-vo.org/xm74mz.html
XM74MZ C2022 06 25.87411 00 42 54.78 +41 15 08.6 17.94CV N88
XM74MZ C2022 06 25.87781 00 42 54.77 +41 15 08.5 17.90CV N88
XM74MZ C2022 06 26.80154 00 42 54.76 +41 15 08.7 17.45CV N88
XM74MZ C2022 06 26.80531 00 42 54.81 +41 15 08.4 17.44CV N88
XM74MZ C2022 06 26.80905 00 42 54.81 +41 15 08.2 17.44CV N88
XM74MZ C2022 06 27.85682 00 42 54.81 +41 15 08.5 17.87CV N88
XM74MZ C2022 06 27.86054 00 42 54.82 +41 15 08.3 17.84CV N88
XM74MZ C2022 06 27.85682 00 42 54.80 +41 15 08.4 17.83CV N88
XM74MZ C2022 06 27.86054 00 42 54.82 +41 15 08.3 17.82CV N88
XM74MZ C2022 06 29.86156 00 42 54.80 +41 15 08.4 17.88CV N88
XM74MZ C2022 06 29.86527 00 42 54.80 +41 15 08.4 17.83CV N88
XM74MZ C2022 07 03.85794 00 42 54.80 +41 15 08.5 17.76CV N88
XM74MZ C2022 07 03.86166 00 42 54.80 +41 15 08.2 17.74CV N88
XM74MZ C2022 07 04.86549 00 42 54.81 +41 15 08.4 17.90CV N88
XM74MZ C2022 07 04.86918 00 42 54.81 +41 15 08.3 17.94CV N88
XM74MZ C2022 07 06.76051 00 42 54.78 +41 15 08.6 17.87CV N88
XM74MZ C2022 07 06.76422 00 42 54.78 +41 15 08.2 17.88CV N88
XM74MZ C2022 07 06.76793 00 42 54.78 +41 15 08.5 17.86CV N88
XM74MZ C2022 07 07.79792 00 42 54.79 +41 15 08.5 17.58CV N88
XM74MZ C2022 07 07.80162 00 42 54.84 +41 15 08.4 17.56CV N88
XM74MZ C2022 07 08.87519 00 42 54.82 +41 15 08.4 17.63CV N88
XM74MZ C2022 07 08.87890 00 42 54.82 +41 15 08.2 17.60CV N88
XM74MZ C2022 07 10.87057 00 42 54.83 +41 15 08.1 18.30CV N88
XM74MZ C2022 07 10.87428 00 42 54.79 +41 15 08.5 18.36CV N88
XM74MZ KC2022 07 14.73536 00 42 54.77 +41 15 09.3 18.82CV N88
XM74MZ KC2022 07 16.84166 00 42 54.81 +41 15 08.7 18.94CV N88
XM74MZ KC2022 07 18.82240 00 42 54.77 +41 15 08.6 19.04CV N88
XM74MZ KC2022 07 20.81204 00 42 54.79 +41 15 08.2 18.77CV N88
XM74MZ KC2022 07 21.77606 00 42 54.79 +41 15 08.8 18.77CV N88
XM74MZ KC2022 07 22.82793 00 42 54.78 +41 15 08.7 18.67CV N88
XM74MZ KC2022 07 23.86926 00 42 54.78 +41 15 08.6 18.57CV N88
XM74MZ KC2022 07 25.86597 00 42 54.80 +41 15 08.6 18.56CV N88
XM74MZ KC2022 07 26.85818 00 42 54.80 +41 15 08.7 18.31CV N88
XM74MZ KC2022 07 27.82505 00 42 54.80 +41 15 08.4 18.36CV N88
XM74MZ KC2022 07 28.79351 00 42 54.80 +41 15 08.4 18.41CV N88
XM74MZ KC2022 08 07.76448 00 42 54.78 +41 15 08.6 18.68CV N88
XM74MZ KC2022 08 17.65762 00 42 54.75 +41 15 08.2 18.96CV N88
XM74MZ KC2022 08 18.67413 00 42 54.68 +41 15 08.8 19.12CV N88
XM74MZ KC2022 08 29.72371 00 42 54.77 +41 15 08.5 19.06CV N88
XM74MZ KC2022 08 29.87321 00 42 54.77 +41 15 08.9 18.83CV N88
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| Discovery image taken around Jun. 08.73417, 2022 UT at N88 | Archival image taken around Jun. 05.87128, 2022 UT at N88 | PanSTARRS-1 Image |