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SN 1917A

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SN 1917A
Event typeSupernova Edit this on Wikidata
SN.II Edit this on Wikidata
Date19 July 1917[1]
ConstellationCepheus[1]
HostFireworks Galaxy (NGC 6946)[1]
Peak apparent magnitude14.6[1]
Other designationsSN 1917A
[edit on Wikidata]

SN 1917A is a supernova that occurred in the Fireworks Galaxy on 19 July 1917. Discovered by George Willis Ritchey, it reached a peak magnitude of 14.6 mag and is 37"W and 105"S of the core of the Fireworks Galaxy[1]

References

  1. ^ a b c d e Frommert, Hartmut; Kronberg, Christine (9 March 2009), NGC 6946, retrieved 31 August 2011
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