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]
NGC 7315 | |
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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] |
SN 2007B, a type Ia supernova, was discovered in NGC 7315 in January 2007.[6]