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。

THE OUTBURST IN AN AGN CANDIDATE – XM77HT

Hanjie Tan (Astronomical Institute of Charles University), Mi Zhang, Guoyou Sun, Jingyuan Zhao (Xingming Observatory), Quanzhi Ye (Department of Astronomy, University of Maryland), Xing Gao (Xingming Observatory), report an AGN candidate (G=18.06+-0.06). The source appears to correspond to object Gaia DR2 1908041974326475648 (G=19.28) in the Gaia DR2. Discovery was made on several 120-s survey images (limiting mag about 19.5) taken by Xing Gao at Xingming Observatory #3 (N88) around Oct. 10.69983, 2021 UT using a unfiltered CCD (0.3-m f/3.6 reflector). Images can be found at: http://xjltp.china-vo.org/xm77ht.html

XM77HT C2021 10 10.69983 22 40 09.37 +38 48 30.9 18.06+-0.06G N88
XM77HT C2021 10 10.71682 22 40 09.42 +38 48 31.1 18.04+-0.06G N88

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