Special Notice #389: Possible Supernova in NGC 4303 (M61) - PSN J12215757+0428185 [SN 2014dt]
October 29, 2014: The CBAT Transient Object Confirmation Page (follow-up page = http://www.cbat.eps.harvard.edu/unconf/followups/J12215757+0428185.html) reports the discovery of a possible supernova in M61 (NGC 4303) [SN 2014dt] by Koichi Itagaki (Yamagata, Japan) on 2014 Oct. 29.8376 UT at magnitude 13.6 CCD unfiltered.
Coordinates: R.A. 12 21 57.57 Dec. +04 28 18.5 (2000.0)