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。

POSSIBLE NOVA IN M31 – PSP21J

Jianlin Xu, Wenjie Zhou, Hanjie Tan, Xing Gao (Xingming Observatory), report the discovery of a possible nova (mag approximately 17.7 on several 40-s survey image (limiting mag about 18.0) taken by Xing Gao at Xingming Observatory #3 (N88) around Sep. 13.74020 UTC using a unfiltered CCD (+Celestron C14 SchmidtCassegrain telescope D=356mm @f/6.9). Nothing is visible at this position on archival images taken on Sep. 11.74166 (limiting mag 18.0) . Images can be found at: http://xjltp.china-vo.org/psp21j.html

NET Gaia DR2
PSP21J C2021 09 13.74020 00 40 45.58 +41 45 20.2 17.7 G N88

Discovery image taken by N88 on Sep. 13.74020 UTC,2021 Archival image taken by N88 on Sep. 11.74166 UTC,2021 Confirm image taken by N88 on Sep. 13.79365 UT,2021 PS Image

发表评论

必填项已用*标注