POSSIBLE NOVA IN NGC3074

Jingyuan Zhao, Tianyu Tu, Jianlin Xu, Baixiang He, Zhangrui Xu, Mi Zhang and Xing Gao, report the discovery of a possible supernova (mag approximately 18.2) on severl 40-s survey images (limiting mag about 19.0) taken by Xing Gao in Xingming Observatory Sky Survey(C42) around Mar. 07.80984 UT using a unfiltered CCD ( + Celestron C14 Schmidt-Cassegrain telescope D=356-mm @f/6.9 ). The transient approximately located at R.A.=09h59m39.94s +35d23'42".2 (equinox 2000.0). Which is about 15.6" west and 8.1" north of the center of the NGC3074. Nothing is visible at this position on archival images taken on Feb. 28.82755 UT(limiting mag 19.0).
NET UCAC-4
PSP19B C2019 03 07.80984 09 59 39.94 +35 23 42.2 18.2 V C42
All images can be seen from: http://www.xjltp.com/XOSS/PSP19B/PSP19B.htm
C42, Xingming Observatory, Mt. Nanshan. Observers Jingyuan Zhao, Tianyu Tu, Jianlin Xu, Baixiang He, Zhangrui Xu, Mi Zhang and Xing Gao, Measurer M.Zhang 0.36-m f/6.9 Schmidt-Cassegrain telescope and CCD.


--------------------------

Discovery image taken by C42 on Mar. 07.80984 UT,2019

Archival images

PS images