NGC 3909
 
NGC 3909 is a open cluster located in the constellation of Centaurus. The NGC is a catalog of 7,840 nebulae, star clusters, and galaxies. Here are the key stats on NGC 3909:
| NGC: | NGC 3909 | 
| Type: | open cluster | 
| Constellation: | Centaurus | 
| Right Ascension: | 11:50:08.14 | 
| Declination: | -48:14:17.30 | 
| Major axis: | 6.6 ' | 
Right Ascension (RA) units = HH:MM:SS.SS
Declination (Dec) units = DD:MM:SS.SS