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Central Bureau for Astronomical Telegrams -- Image credits

CBAT "Transient Object Followup Reports"

PNV J00421219+4110192

PNV J00421219+4110192   2017 09 24.4444*  00 42 12.19 +41 10 19.2  17.8 U  363W 349S  M31       I 0

2017 09 24.466

http://k-itagaki.jp/images/M31-34.jpg

2017 09 25.47551

　 Follow-up : mag = 16.44U by Astrometrica (UCAC-4), telescope 0.36-m f/7.6 + unfiltered CCD, image http://sn1997ef.web.fc2.com/sn/other.html Observer Yasuo Sano (Hokkaido Nayoro, Japan)