Astronomy:NGC 2357
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| NGC 2357 | |
|---|---|
 NGC 2357 (DSS) | |
| Observation data (J2000 epoch) | |
| Constellation | Gemini |
| Right ascension | 07h 17m 41s[1] |
| Declination | +23° 21′ 24″[1] |
| Redshift | 0.007589[1] |
| Distance | 106.6 ± 11 Mly (32.7 ± 3.4 Mpc)[1] |
| Apparent magnitude (V) | 14.0[1] |
| Characteristics | |
| Type | Scd[1] |
| Apparent size (V) | 4.26' × 0.35'[1] |
| Other designations | |
| UGC 3782, PGC 20592.[1] | |
NGC 2357 is a spiral galaxy located in the constellation of Gemini. It was discovered by Édouard Stephan on 6 February 1885.[2]
Supernovae
Two supernovae have been observed in NGC 2357:
- SN 2010bj (Type II-P, mag. 16.1) was discovered by L. Cox and Tim Puckett on 27 March 2010.[3][4]
- SN 2015I (Type Ia, mag. 15.7) was discovered by Toshihide Noguchi on 2 May 2015.[5][6][7]
See also
- List of NGC objects (2001-3000)
- List of NGC objects
References
- ↑ 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 "NED Results for object NGC 2357". https://ned.ipac.caltech.edu/cgi-bin/objsearch?objname=ngc+2357&extend=no&hconst=73&omegam=0.27&omegav=0.73&corr_z=1&out_csys=Equatorial&out_equinox=J2000.0&obj_sort=RA+or+Longitude&of=pre_text&zv_breaker=30000.0&list_limit=5&img_stamp=YES.
- ↑ Seligman, Courtney. "NGC Objects 2350-2399". http://cseligman.com/text/atlas/ngc23a.htm#2357.
- ↑ Cox, L.; Puckett, T.; Orff, T. (2010). "Supernova 2010bj in NGC 2357". Central Bureau Electronic Telegrams (2230): 1. Bibcode: 2010CBET.2230....1C. http://www.cbat.eps.harvard.edu/iau/cbet/002200/CBET002230.txt.
- ↑ "SN 2010bj". IAU. https://www.wis-tns.org/object/2010bj.
- ↑ Nakano, S.; Masi, G.; Kiyota, S.; Brimacombe, J.; Suzuki, Y.; Yusa, T.; Wada, N.; Tsunoda, S. et al. (2015). "Supernova 2015I in NGC 2357 = PSN J07174570+2320406". Central Bureau Electronic Telegrams (4106): 1. Bibcode: 2015CBET.4106....1N.
- ↑ "List of Supernovae". IAU. http://www.cbat.eps.harvard.edu/lists/Supernovae.html.
- ↑ "SN 2015I". IAU. https://www.wis-tns.org/object/2015I.
External links
- NGC 2357 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
Template:NGC objects:2001-3000
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