NGC 366
 
NGC 366 is a open cluster located in the constellation of Cassiopeia. The NGC is a catalog of 7,840 nebulae, star clusters, and galaxies. Here are the key stats on NGC 366:
| NGC: | NGC 366 | 
| Type: | open cluster | 
| Constellation: | Cassiopeia | 
| Right Ascension: | 01:06:25.99 | 
| Declination: | 62:13:44.10 | 
| Major axis: | 5.1 ' | 
Right Ascension (RA) units = HH:MM:SS.SS
Declination (Dec) units = DD:MM:SS.SS