Mi Zhang and Xing Gao, report the discovery of a possible nova (mag approximately 19.0) on several 300-s survey image (limiting mag about 20.5) taken by Xing Gao at Xingming Observatory #3 (N88) around Oct. 05.57144 UTC using a unfiltered CCD (+ 0.6-m f/8 Ritchey-Chretien telescope). The transient approximately located at R.A.=00h42m30.71s +41d21’27”.6 (equinox 2000.0). Which is about 153.4″ west and 319.1″ north of the center of the NGC224(M31). Nothing is visible at this position on archival images taken on Oct. 02.63066 (limiting mag 19.5) . Images can be found at: http://xjltp.china-vo.org/xm36mz.html
NET Gaia DR2
XM36MZ C2020 10 05.57144 00 42 30.71 +41 21 27.6 19.0 G N88
XM36MZ C2020 10 05.57522 00 42 30.72 +41 21 27.7 19.2 G N88
XM36MZ C2020 10 07.65027 00 42 30.69 +41 21 28.2 19.4 G N88
XM36MZ C2020 10 07.65402 00 42 30.68 +41 21 28.0 19.4 G N88
XM36MZ C2020 10 08.70795 00 42 30.69 +41 21 27.9 19.8 G N88
XM36MZ C2020 10 08.71172 00 42 30.69 +41 21 28.0 19.7 G N88
XM36MZ C2020 10 10.74074 00 42 30.72 +41 21 28.2 >20.5 G N88
XM36MZ C2020 10 10.74449 00 42 30.67 +41 21 28.1 >20.5 G N88
Discovery image taken by N88 on Oct. 05.57144 UTC,2020 | Archival image taken by N88 on Oct. 02.63066 UTC,2020 | PS image |