[vsnet-alert 24402] AT 2020nvb: possible supernova (13.1 mag) in NGC 4457

Thu Jul 2 03:36:02 JST 2020

 This transient is confimed by recent ASAS-SN Sky Patrol (Shappee et al.
2014ApJ...788...48S and Kochanek et al. 2017PASP..129j4502K) data at
https://asas-sn.osu.edu/light_curves/94fac18b-4c97-45af-8989-b5b38eaca7ee
gmag. 13.1 (corrected) on 2020 July 1.260 UT.

CCD image by Koichi Itagaki at
https://wis-tns.weizmann.ac.il/system/files/comment_files/2020nvb_0.jpg

Spectroscopy and multiband photometry are required.

Clear skies,
Patrick
------------------------------
Am Mittwoch, 1. Juli 2020, 18:23:44 MESZ hat 'Robin Leadbeater'
robin at threehillsobservatory.co.uk [spectro-l] <spectro-l at yahoogroups.com>
Folgendes geschrieben: 

Koichi Itagaki reports a bright (mag 13 C) transient in NGC 4457
https://wis-tns.weizmann.ac.il/object/2020nvb

Robin  