POSSIBLE SUPERNOVA IN PGC 24017
Ziheng Zhang,Cheng Ji,Jiangao Ruan and Xing Gao, report the discovery of a possible supernova (mag approximately 18.0) on one 40-s survey image (limiting mag about 19.0) taken by Xing Gao in Xingming Observation Sky Survey (C42) around Mar.01.64185 UT. Using an unfiltered CCD ( + Celestron C14 Schmidt-Cassegrain telescope D=356-mm @f/6.9). The new object approximately located at R.A.=08h 33m 41s.05 Decl.=+41 25 08.6 (equinox 2000.0). Which is about 10.4″ west and 6.2″ south of the center of the PGC 24017.
Nothing is visible at this position on archival images taken on Feb.03,2016 (limiting mag 19.0), or on the DSS (POSS-II Blue) from Apr.08,1997 (limiting mag about 19.5).
PSP16H C2016 03 01.64185 08 33 41.05 +41 25 08.6 18.0 V C42
All images can be seen from: http://www.xjltp.com/XOSS/PSP16H/PSP16H.htm
C42,Xingming Observatory,Mt. Nanshan. Observers Z.Zhang, C.Ji, J.Ruan, X.Gao, Measurer H.Tan 0.36-m f/6.9 Schmidt-Cassegrain telescope and CCD.
Discovery image taken by C42 on Mar.01.64185 UT,2016
Archival images taken by C42 on Feb.03 UT,2016