2019ehk, Type SN in NGC 4321
Discovered 2019-04-29.935 by Jaroslaw Grzegorzek, mag 16.5 at discovery
R.A. = 12h22m56s.130, Decl. = +15°49’33”.60
Observer: Cedric Raguenaud, SW France, GSNST
2019-05-11.990
Approx mag 16.68V ±0.02, dmag=0.128mag, ZP=28.514mag
0.3m/f5 + CCMOS, 0.328″/pixel
3x120s, bin 1×1