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谭瀚杰 XM34HT = AT 2021rg 已知变星

Hanjie Tan, Guoyou Sun, Mi Zhang, Xing Gao (Xingming Observatory), report ~4.5 mag outburst in a known variable star ( 15.82 r ) which is 20.28 rmag in Pan-STARRS DR1 catalogue. 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 Jan. 07.55542, 2021 UT using a unfiltered CCD ( 0.3-m f/3.6 reflector ). Images can be found at: http://xjltp.china-vo.org/xm34ht.html

XM34HT C2021 01 07.55542 22 23 04.67 +52 40 58.5 15.82 r N88
XM34HT C2021 01 07.57256 22 23 04.69 +52 40 58.3 15.47 r N88

*Known VS MN Lac

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