NGC 317
| NGC 317 | |
|---|---|
 SDSS image of NGC 317 | |
| Observation data (J2000 epoch) | |
| Constellation | Andromeda |
| Right ascension | 00h 57m 39.7s[1] |
| Declination | +43° 47′ 47″[1] |
| Redshift | 0.018109[1] |
| Heliocentric radial velocity | 5,429 km/s[1] |
| Apparent magnitude (V) | 13.8[1] |
| Characteristics | |
| Type | S0 + Sb[1] |
| Other designations | |
| CGCG 536-013, PGC 3442 + PGC 3445.[1] | |
NGC 317 is a pair of interacting galaxies, consisting of a lenticular galaxy NGC 317A (also designated as PGC 3442) and a spiral galaxy NGC 317B (also designated as PGC 3445), in the constellation Andromeda. It was discovered on October 1, 1885 by Lewis Swift.[2]
Supernovae
[edit]Two supernovae have been observed in NGC 317B:
References
[edit]- 1 2 3 4 5 6 7 "NASA/IPAC Extragalactic Database". Results for NGC 0317. Retrieved September 2, 2016.
- ↑ "New General Catalog Objects: NGC 300 - 349". Cseligman. Retrieved October 26, 2016.
- ↑ Hurst, G. M.; Boles, T.; Armstrong, M.; Garnavich, P.; Jha, S.; Kirshner, R.; Challis, P.; Berlind, P. (1999). "Supernova 1999gl in NGC 317B". International Astronomical Union Circular (7333): 1. Bibcode:1999IAUC.7333....1H.
- ↑ "SN 1999gl". Transient Name Server. IAU. Retrieved October 7, 2026.
- ↑ Rich, D.; Masi, G.; Catalano, P.; Tomasella, L.; Elias-Rosa, N.; Ochner, P.; Tartaglia, L.; Benetti, S.; Cappellaro, E.; Pastorello, A.; Turatto, M. (2014). "Supernova 2014dj in NGC 317B = PSN J00574018+4347342". Central Bureau Electronic Telegrams (3993): 1. Bibcode:2014CBET.3993....1R.
- ↑ "SN 2014dj". Transient Name Server. IAU. Retrieved October 7, 2026.
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