NGC 1900
 
NGC 1900 is a open cluster located in the constellation of Dorado. The NGC is a catalog of 7,840 nebulae, star clusters, and galaxies. Here are the key stats on NGC 1900:
| NGC: | NGC 1900 | 
| Type: | open cluster | 
| Constellation: | Dorado | 
| V-mag (visual): | 13.5 | 
| B-mag (blue): | 13.9 | 
| Right Ascension: | 05:19:09.38 | 
| Declination: | -63:01:25.30 | 
| Major axis: | 1.8 ' | 
| Minor axis: | 1.6 ' | 
| Angle (major axis): | 100° | 
Right Ascension (RA) units = HH:MM:SS.SS
Declination (Dec) units = DD:MM:SS.SS