Editing Messier 59 (section)

== Supernova ==
One supernova has been recorded in M59: SN 1939B ([[type Ia supernova|type Ia]], mag. 15) was discovered by [[Fritz Zwicky]] on 19 May 1939.<ref>{{cite web
	| url = http://www.cbat.eps.harvard.edu/IAUCs/IAUC0774.jpg
	| title = Circular No. 774
	| last = Stromgren
	| first = Elis
	| date = 7 June 1939
	| website = Central Bureau for Astronomical Telegrams
	| publisher = Observatory Copenhagen
	| access-date = 26 November 2024
}}</ref> It reached a peak [[Apparent magnitude|magnitude]] of 11.9.<ref name=cbat/> The region where this supernova occurred shows no trace of star formation, which suggests this was a type Ia supernova.<ref name=Perets2011/>