NGC 4660 HST image of NGC 4660. Observation data (J2000 epoch) Constellation Virgo Right ascension 12h 44m 32.0s[1] Declination 11° 11′ 26″[1] Redshift 0.003612[1] Helio radial velocity 1083 km/s[1] Distance 63 Mly (19.2 Mpc)[1] Group or cluster Virgo Cluster Apparent magnitude (V) 12.16[1] Characteristics Type E5[1] Size ~39,500 ly (12.10 kpc) (estimated)[1] Apparent size (V) 2.2 x 1.6[1] Other designations CGCG 71-23, MCG 2-33-6, PGC 42917, UGC 7914, VCC 2000[1]