NGC 2477 Open cluster NGC 2477 in Puppis Observation data (2000 epoch) Constellation Puppis Right ascension 07h 52m 09.8s[1] Declination −38° 32′ 00″[1] Distance ~ 3600 ly[2] (~ 1100 pc[2]) Apparent magnitude (V) 5.8[1] Apparent dimensions (V) 27′[1] Physical characteristics Other designations Caldwell 71