NGC 4609 Coalsack Cluster
NGC 4609 is a open cluster located in the constellation Crux. Some key stats include:
| NGC: | NGC 4609 |
| Common name: | Coalsack Cluster |
| Type: | open cluster |
| Constellation: | Crux |
| V-magnitude (visual): | 6.9 |
| B-magnitude (blue): | 7.32 |
| Right Ascension: | 12:42:16.83 |
| Declination: | -62:59:44.70 |
| Major axis: | 5.4 ' |
| Radial velocity: | 22 km/s |
| Redshift: | 0.000073 |
Right Ascension units = HH:MM:SS.SS
Declination units = DD:MM:SS.SS
PN = planetary nebula