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THE OUTBURST IN A VARIABLE STAR CANDIDATE – XM50HT

Hanjie Tan, Guoyou Sun, Mi Zhang, Xing Gao (Xingming Observatory), report ~4.2 mag outburst in a variable star candidate (15.61 r) which is 19.80 rmag in Pan-STARRS DR1 catalogue (PS1 objID 178163439381073790). 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 Feb. 01.57323, 2021 UT using a unfiltered CCD (0.3-m f/3.6 reflector). Images can be found at: http://xjltp.china-vo.org/xm50ht.html

XM50HT C2021 02 01.57323 22 55 44.89 +58 28 09.5 15.61 r N88

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