NGC 4523 | |
---|---|
Observation data (J2000 epoch) | |
Constellation | Coma Berenices |
Right ascension | 12h 33m 48.0s[1] |
Declination | 15° 10′ 06″[1] |
Redshift | 0.000874/262 km/s[1] |
Distance | 42.38 ± 6.52 Mly (13 ± 2 Mpc)[2] |
Group or cluster | Virgo Cluster |
Apparent magnitude (V) | 14.42[1] |
Characteristics | |
Type | SAB(s)m[1] |
Size | ~39,600 ly (estimated)[1] |
Apparent size (V) | 2.0 x 1.9[1] |
Other designations | |
PGC 041746, UGC 07713, VCC 1524[1] |
NGC 4523 is a Magellanic spiral galaxy located about 35 to 50 million light-years away[3] in the constellation Coma Berenices.[4] It was discovered by astronomer Heinrich d'Arrest on April 19, 1865.[5] NGC 4523 is a member of the Virgo Cluster.[6][7] A distance of (13 ± 2 Mpc) for NGC 4523 was derived from using yellow supergiants in the galaxy as standard candles.[6]
On December 23, 1999, a Type II supernova designated as SN 1999gq was detected in NGC 4523.[8][9]