2018hfg, Type IIn in UGC 4642
Discovered 2018-10-07.284 by All Sky Automated Survey for SuperNovae (ASAS-SN), mag 16.9g at discovery
R.A. = 08h52m56s.192, Decl. = +42°24’46”.65
Observer: Cedric Raguenaud, SW France, GSNST
2019-02-17.090
Approx mag 16.53V ±0.02, ZP=27.695mag
0.25m/f4 reflector + CCMOS, 0.5″/pixel
30x60s, bin 1×1