NGC 1281
Galaxy in the constellation Perseus / From Wikipedia, the free encyclopedia
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NGC 1281 is a compact[3] elliptical galaxy[4] located about 200 million light-years away[3] in the constellation Perseus.[5] NGC 1281 was discovered by astronomer John Dreyer on December 12, 1876.[6] It is a member of the Perseus Cluster.[7][6]
Quick Facts Observation data (J2000 epoch), Constellation ...
NGC 1281 | |
---|---|
Observation data (J2000 epoch) | |
Constellation | Perseus |
Right ascension | 03h 20m 06.1s[1] |
Declination | 41° 37′ 48″[1] |
Redshift | 0.014343[1] |
Heliocentric radial velocity | 4300 km/s[1] |
Distance | 195.7 ± 3.3 Mly (60 ± 1 Mpc)[2] |
Group or cluster | Perseus Cluster |
Apparent magnitude (V) | 14.5[1] |
Characteristics | |
Type | E5[1] |
Mass/Light ratio | 1.7[3] M☉/L☉ |
Size | ~17,000 ly (5.2 kpc) (estimated) |
Apparent size (V) | 1.0 x 0.7[1] |
Half-light radius (physical) | ~4,200 ly (1.3 kpc) (estimated)[3] |
Other designations | |
CGCG 540-108, MCG 7-7-67, PGC 12458[1] |
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Like NGC 1277 and NGC 1271, NGC 1281 is a candidate "relic galaxy".[8]