星明天文台

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THE OUTBURST IN A SUPERNOVA CANDIDATE – XM65HT

Hanjie Tan (Institute of Astronomy, National Central University), Mi Zhang, Guoyou Sun, Jingyuan Zhao (Xingming Observatory), Quanzhi Ye (Department of Astronomy, University of Maryland), Xing Gao (Xingming Observatory), report the outburst in a supernova candidate (16.93 r). Nothing is visible at this position on Pan-STARRS images. The transient was discovered on several 120-s survey images (limiting mag about 18.0) taken by Xing Gao at Xingming Observatory #3 (N88) around Apr. 04.66508, 2021 UT using a unfiltered CCD (0.3-m f/3.6 reflector). Images can be found at: http://xjltp.china-vo.org/xm65ht.html

XM65HT C2021 04 04.66508 05 19 16.66 +44 44 30.8 16.93 r N88

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