SN 2007sr

SN 2007sr
Event type	Supernova
	Ia[1]
Date	December 18, 2007[2]
Constellation	Corvus
Right ascension	12h 01m 52.80s[1]
Declination	−18° 58′ 21.7″[1]
Epoch	J2000.0
Galactic coordinates	286.9944 +42.3602
Distance	72.7 ± 9.1 Mly (22.3 ± 2.8 Mpc)[3]
Redshift	0.006, 0.0045
Host	NGC 4038[2]
Peak apparent magnitude	12.70[2]
Other designations	SN 2007sr

SN 2007sr was a Type Ia supernova event that happened in the galaxy NGC 4038. It was announced on December 18, 2007, but was visible on images beginning December 7. It peaked at magnitude 12.7 on December 14.[2]

References

Drake, A. J.; et al. (May 2009), "First Results from the Catalina Real-Time Transient Survey", The Astrophysical Journal, 696 (1): 870–884, arXiv:0809.1394, Bibcode:2009ApJ...696..870D, doi:10.1088/0004-637X/696/1/870, S2CID 7530040.
Pojmanski, G.; et al. (January 2008), Green, D. W. E. (ed.), "Supernova 2007sr in NGC 4038", Central Bureau Electronic Telegrams, 1213 (1213): 1, Bibcode:2008CBET.1213....1P.
Schweizer, François; et al. (October 2008), "A New Distance to the Antennae Galaxies (NGC 4038/39) Based on the Type Ia Supernova 2007sr", The Astronomical Journal, 136 (4): 1482–1489, arXiv:0807.3955, Bibcode:2008AJ....136.1482S, doi:10.1088/0004-6256/136/4/1482, S2CID 118621347.

External links

Light curves and spectra Archived 2017-12-02 at the Wayback Machine on the Open Supernova Catalog
Simbad
SN 2007sr

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[apj696_1_870-1] Drake, A. J.; et al. (May 2009), "First Results from the Catalina Real-Time Transient Survey", The Astrophysical Journal, 696 (1): 870–884, arXiv:0809.1394, Bibcode:2009ApJ...696..870D, doi:10.1088/0004-637X/696/1/870, S2CID 7530040.

[cbet1213-2] Pojmanski, G.; et al. (January 2008), Green, D. W. E. (ed.), "Supernova 2007sr in NGC 4038", Central Bureau Electronic Telegrams, 1213 (1213): 1, Bibcode:2008CBET.1213....1P.

[aj136_4_1482-3] Schweizer, François; et al. (October 2008), "A New Distance to the Antennae Galaxies (NGC 4038/39) Based on the Type Ia Supernova 2007sr", The Astronomical Journal, 136 (4): 1482–1489, arXiv:0807.3955, Bibcode:2008AJ....136.1482S, doi:10.1088/0004-6256/136/4/1482, S2CID 118621347.