SN_1939C Knowpia

SN 1939C
Event type	Supernova
	SN.I:
Date	17 July 1939
Constellation	Cepheus
Right ascension	20:34:23.0
Declination	+60:09:37.3
Host	Fireworks Galaxy (NGC 6946)
Peak apparent magnitude	13.0
Other designations	SN 1939C, 2MASS J20342405+6009299, GPM 308.600512+60.158384, Gaia DR2 2194501518284091008
	[edit on Wikidata]

SN 1939C was a supernova in the Fireworks Galaxy first discovered by Fritz Zwicky on 17 July 1939.^[1] With a right ascension of 20:34:23.0 and a declination of +60:09:37.3, it lies 215"W and 24"N away from the center of the Fireworks Galaxy.^[1] It peaked at a magnitude of 13.0.^[2]

References edit

^ ^a ^b ^c ^d ^e Frommert, Hartmut; Kronberg, Christine (9 March 2009), NGC 6946, retrieved 31 August 2011
^ ^a ^b ^c ^d Schlegel, Eric (1994), "X-ray Emission from the Historical Supernovae in the Spiral Galaxy NGC 6946: SN 1980K and SN 1968D Recovered?", The Astronomical Journal, 108 (5): 1893–1898, Bibcode:1994AJ....108.1893S, doi:10.1086/117202, retrieved 31 August 2011

External links edit

Light curve Archived 2017-12-22 at the Wayback Machine on the Open Supernova Catalog

[seds-1] Frommert, Hartmut; Kronberg, Christine (9 March 2009), NGC 6946, retrieved 31 August 2011

[astronomical_journal-2] Schlegel, Eric (1994), "X-ray Emission from the Historical Supernovae in the Spiral Galaxy NGC 6946: SN 1980K and SN 1968D Recovered?", The Astronomical Journal, 108 (5): 1893–1898, Bibcode:1994AJ....108.1893S, doi:10.1086/117202, retrieved 31 August 2011

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Summary

References edit

External links edit