Pengyu Zhang, Wenjie Zhou, Mi Zhang, Xing Gao (Xingming Obs), report the discovery of a variable star candidate (16.74 G). The source appears to correspond to object Gaia DR2 812272740531267328 (17.22 G) in the Gaia DR2. Discovery was made on one 40-s survey image (limiting mag about 18.5) taken by Xing Gao around 2021 Oct 16.96590 UT at Xingming Observatory #3 (N88) using a unfiltered CCD (+Celestron C14 SchmidtCassegrain telescope D=356mm @f/6.9). Images can be found at: http://xjltp.china-vo.org/psp21z.html
NET Gaia DR2
PSP21Z C2021 10 16.96590 09 15 01.10 +39 18 09.0 16.74G N88
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| Discovery image taken around 2021 Oct. 16.96590 UT at N88 | PS Image |