SN 2013ej

SN 2013ej is a Type II-P supernova in the nearby spiral galaxy Messier 74 (NGC 628).^[1] It was discovered by the Lick Observatory Supernova Search on July 25, 2013, with the 0.76 m Katzman Automatic Imaging Telescope, with pre-discovery images having been taken the day before.^[2]

SN 2013ej

SN II-P
Date	25 July 2013
Constellation	Pisces
Right ascension	01h 36m 48.16s
Declination	+15° 45′ 31.0″
Epoch	J2000.0
Distance	30±6 Mly
Host	Messier 74 (NGC 628)
Progenitor	?
Progenitor type	Red supergiant
Colour (B-V)	Unknown
Notable features	N/A
Peak apparent magnitude	12.1

Supernova 2013ej was noted for being as bright as 12th magnitude.^[3]

SN 2013ej was compared to supernovas SN 2004et and SN 2007od.^[4] Based on various observations it has been theorized that the supernova originated from a red supergiant star that went supernova.^[4]

SN 2013ej is one of the brightest Type II supernova detected to-date in NGC 628.^[5]