Hanjie Tan, Guoyou Sun, Mi Zhang, Xing Gao (Xingming Observatory), report ~2.7 mag outburst in a variable star candidate (16.95 r) which is 19.65 rmag in Pan-STARRS DR1 catalogue (PS1 objID 173880038535498011). 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. 30.57850, 2021 UT using a unfiltered CCD (0.3-m f/3.6 reflector). Images can be found at: http://xjltp.china-vo.org/xm45ht.html
XM45HT C2021 01 30.57850 00 15 24.73 +54 54 20.7 16.95 r N88
XM45HT C2021 01 30.59552 00 15 24.70 +54 54 21.4 16.72 r N88
Wenjie Zhou analyzed and reported this candidate to VSX on 2023.1.15.