NGC 7315
Galaxy in the constellation of Pegasus
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NGC 7315 is a lenticular galaxy in the constellation of Pegasus.[2] It was discovered on 11 September 1872 by Édouard Stephan.[5] It was described as "very faint, extremely small, round, brighter middle" by John Louis Emil Dreyer, the compiler of the New General Catalogue.[5]
Right ascension22h 35m 31.692s[1]
Declination+34° 48′ 12.81″[1]
| NGC 7315 | |
|---|---|
SDSS image of NGC 7315 | |
| Observation data (J2000 epoch) | |
| Constellation | Pegasus |
| Right ascension | 22h 35m 31.692s[1] |
| Declination | +34° 48′ 12.81″[1] |
| Redshift | 0.021055[2] |
| Heliocentric radial velocity | 6312 km/s[3] |
| Distance | 282.9 Mly (86.75 Mpc)[3] |
| Apparent magnitude (B) | 13.8[4] |
| Characteristics | |
| Type | S0[2] |
| Size | 143,200 ly (43,920 pc)[2][note 1] |
| Apparent size (V) | 1.6′ × 1.6′[2] |
| Other designations | |
| UGC 12097, MGC+06-49-037, PGC 69241[4] | |
One supernova has been observed in NGC 7315: SN 2007B (type Ia, mag. 16.7)[6] was discovered on 5 January 2007 by Kōichi Itagaki.[7]
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