NGC 687
Galaxy in constellation Andromeda
From Wikipedia, the free encyclopedia
NGC 687 is a lenticular galaxy located 220 million light-years away[2] in the constellation Andromeda. It was discovered by astronomer William Herschel on September 21, 1786[3] and is a member of Abell 262.[4][5][6][7]
| NGC 687 | |
|---|---|
Pan-STARRS image of NGC 687 | |
| Observation data (J2000 epoch) | |
| Constellation | Andromeda |
| Right ascension | 01h 50m 33.2s[1] |
| Declination | 36° 22′ 15″[1] |
| Redshift | 0.016982[1] |
| Heliocentric radial velocity | 5091 km/s[1] |
| Distance | 220 Mly (66 Mpc)[1] |
| Group or cluster | Abell 262 |
| Apparent magnitude (V) | 13.30[1] |
| Characteristics | |
| Type | S0[1] |
| Size | ~110,000 ly (33.6 kpc) (estimated)[1] |
| Apparent size (V) | 1.4 x 1.4[1] |
| Other designations | |
| CGCG 522-17, MCG 6-5-14, PGC 6782, UGC 1298[1] | |
