星明天文台

国内外享有盛誉的业余天文台,在这里汇聚了众多的顶尖爱好者。我们致力于彗星,小行星,超新星,新星等各类新天体的发现。

张宓 XM65MZ = AT 2022cpe * 独立发现 M31河外新星

Mi Zhang, Xing Gao (Xingming Obs), report the independent discovery of a possible nova at 16.2 CV on several 300-s survey images (limiting mag about 17.5 CV) taken by Xing Gao at Xingming Observatory “#”3 (N88) around Feb. 16.57841, 2022 UT using using a unfiltered CCD (+ 0.6-m f/8 Ritchey-Chretien telescope). The transient was independently discovered and first announced by Koichi Itagaki and designated as PNV J00425751+4059043. The transient approximately located at RA= 00h42m57.50s, DEC = +40d59m04.2s (equinox 2000.0). Which is about 148.6″ east and 1024.3″ south of the center of the NGC224(M31). Nothing is visible at this position on archival images taken on Feb. 14.55399, 2022 UT (limiting mag 18.5 CV). Images can be found at: http://xjltp.china-vo.org/xm65mz.html

NET UCAC-4
XM65MZ C2022 02 16.57841 00 42 57.50 +40 59 04.2 16.2 CV N88
XM65MZ C2022 02 16.58223 00 42 57.53 +40 59 03.9 16.2 CV N88

Discovery image taken around Feb. 16.57841, 2022 UT at N88 Archival image taken around Feb. 14.55399, 2022 UT at N8 PS image