Astronomy:SN 1939C
From HandWiki
| Date | 17 July 1939[1] |
|---|---|
| Constellation | Cepheus[1] |
| Right ascension | 20:34:23.0 [2] |
| Declination | +60:09:37.3[2] |
| Host | Fireworks Galaxy (NGC 6946)[1] |
| Peak apparent magnitude | 13.0[2] |
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
- ↑ 1.0 1.1 1.2 1.3 1.4 Frommert, Hartmut; Kronberg, Christine (9 March 2009), NGC 6946, http://messier.seds.org/xtra/ngc/n6946.html, retrieved 31 August 2011
- ↑ 2.0 2.1 2.2 2.3 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, doi:10.1086/117202, Bibcode: 1994AJ....108.1893S, http://messier.seds.org/xtra/ngc/n6946.html, retrieved 31 August 2011
External links
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