· · · ·

Butterfly Cluster

Critter Cluster, M93, NGC 2447,
Collinder 160, Melotte 76

Proper NamesButterfly Cluster, Critter Cluster
Messier NumberM93
NGC/IC NumberNGC 2447
Other DesignationsCollinder 160, Melotte 76
ConstellationPuppis
Right Ascension7h 44m 30s
Declination-23° 51' 24"
Distancec. 3,600 light years
c. 1,100 parsecs
MagnitudeApparent: +6.2
Absolute: -3.9
DiameterApparent: 10'
Actual: 10 light years
Number of Starsc. 80
Optimum VisibilityJanuary / February
NotesA small cluster of some eighty stars dominated by several bright blue giants, and lying beyond the star Azmidi in Puppis at a distance of some 3,600 light years from the Solar System.

Indexes

Related Entries