Hanjie Tan and Xing Gao, report ~3.7 mag outburst in a known variable star ( 14.78 r ) which is 18.52 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 Sep. 02.67808 UT using a unfiltered CCD ( 0.3-m f/3.6 reflector ). Images can be found at: http://xjltp.china-vo.org/xm11ht.html
XM11HT C2020 12 02.67808 22 33 18.12 +61 41 33.4 14.78 r N88
*Known VS ZTF J223318.25+614132.7
