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张宓 XM98MZ = AT 2023hrm = PNV J00424488+4115033 ? M31河外新星

Internal name XM98MZ    
RA/DEC (2000) 00 42 44.88 +41 15 03.3
Discovery date (UT) 2023-05-07.87215
Discovery Mag 16.6CV
Host name M31
Host Redshift -0.001
Type
Redshift  
Other name/s AT 2023hrm
PNV J00424488+4115033
References Discovery image taken around 2023 May. 07.87215 UT at N88 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/xm98mz.html
Discovery report We report the discovery of a possible nova at 16.6CV on several 300-s survey images (limiting mag about 18.0CV) taken by Xing Gao at Xingming Observatory “#”3 (N88) around 2023 May. 07.87215 UT using a unfiltered CCD (+ 0.6-m f/8 Ritchey-Chretien telescope). The transient approximately located at RA= 00h42m44.88s, DEC = +41d15m03.3s (equinox 2000.0). Which is about 6.3″ east and 65.2″ south of the center of the NGC224(M31).
Comments
XM98MZ C2023 05 07.87215 00 42 44.88 +41 15 03.3 16.6CV N88
XM98MZ C2023 05 07.87580 00 42 44.89 +41 15 03.3 16.6CV N88
XM98MZ C2023 05 09.86019 00 42 44.79 +41 15 03.9 16.4CV N88
XM98MZ C2023 05 09.86413 00 42 44.81 +41 15 03.2 16.3CV N88
XM98MZ C2023 05 10.84581 00 42 44.88 +41 15 03.1 16.4CV N88
XM98MZ C2023 05 10.84962 00 42 44.90 +41 15 03.3 16.3CV N88