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张宓 XM110MZ = PNV J00441143+4120239 * 独立发现 M31河外新星 NOVA

Internal name XM110MZ    
RA/DEC (2000) 00 44 11.43 +41 20 23.9
Discovery date (UT) 2023-09-26.72449
Discovery Mag 16.8CV
Host name M31
Host Redshift -0.001
Type Nova
Redshift
Other name/s PNV J00441143+4120239
AT 2023trk
References Discovery image taken around 2023 Sep. 26.72449 UT at N89 PanSTARRS-1 Image
Reporter/s Mi Zhang, Xing Gao (Xingming Obs.)
Remarks Nova candidate classified by XOSS. Details can be found at http://xjltp.china-vo.org/xm110mz.html
Discovery report We report the independent discovery of a possible nova at 16.8CV on several 30-s survey images (limiting mag about 19.0CV) taken by Xing Gao at Xingming Observatory “#”2 (N89) around 2023 Sep. 26.72449 UT using a unfiltered CCD (+0.5m f/4 reflector). The transient was independently discovered and first announced by ATLAS and designated as AT 2023trk. The transient approximately located at RA= 00h44m11.43s, DEC = +41d20m23.9s (equinox 2000.0). Which is about 982.1″ east and 255.4″ north of the center of the NGC224 (M31). Nothing is visible at this position on archival images taken on Sep. 25.58200, 2022 UT (limiting mag 19.0 CV).
Comments
XM110MZ C2023 09 25.58009 00 44 11.42 +41 20 24.1 >19.0CV N89
XM110MZ C2023 09 25.58200 00 44 11.43 +41 20 24.0 >19.0CV N89
XM110MZ C2023 09 26.72449 00 44 11.43 +41 20 23.9 16.8CV N89
XM110MZ C2023 09 26.72639 00 44 11.47 +41 20 23.9 16.7CV N89
XM110MZ C2023 09 27.70931 00 44 11.48 +41 20 24.0 16.4CV N89
XM110MZ C2023 09 28.80890 00 44 11.44 +41 20 23.6 16.2CV N89
XM110MZ C2023 09 29.70531 00 44 11.48 +41 20 23.6 17.4 V D35
XM110MZ C2023 09 29.71266 00 44 11.48 +41 20 23.5 16.9 R D35
XM110MZ C2023 10 01.69184 00 44 11.48 +41 20 22.8 17.5CV N89
XM110MZ C2023 10 01.69480 00 44 11.52 +41 20 23.0 17.5CV N89
XM110MZ C2023 10 01.74112 00 44 11.55 +41 20 22.9 17.5CV N89
XM110MZ C2023 10 01.74267 00 44 11.56 +41 20 22.7 17.5CV N89
XM110MZ C2023 10 09.61965 00 44 11.50 +41 20 22.8 18.7CV N89