NGC 252
Lenticular galaxy in constellation Andromeda / From Wikipedia, the free encyclopedia
NGC 252 is a lenticular galaxy located in the constellation Andromeda. It was discovered by William Herschel in 1786.[4]
Quick Facts Observation data (J2000 epoch), Constellation ...
NGC 252 | |
---|---|
Observation data (J2000 epoch) | |
Constellation | Andromeda |
Right ascension | 00h 48m 01.484s[1] |
Declination | +27° 37′ 25.76″[1] |
Redshift | 0.016471[2] |
Heliocentric radial velocity | 4938[2] |
Distance | 245.54 ± 31.56 Mly (75.283 ± 9.677 Mpc)[2] |
Apparent magnitude (V) | 13.4 |
Apparent magnitude (B) | 12.49 |
Characteristics | |
Type | (R)SA0+(r)[2] |
Size | 121.4 kly (37.23 kpc)[2] |
Apparent size (V) | 1.7′ × 1.309′[2] |
Other designations | |
UGC 491, MGC+04-03-004, PGC 2819[3] |
Close
One supernova has been observed in NGC 252: SN 1998de (type Ia, mag. 18.4).[5]