NGC 654
 
NGC 654 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 654:
| NGC: | NGC 654 | 
| Type: | open cluster | 
| Constellation: | Cassiopeia | 
| V-mag (visual): | 6.5 | 
| B-mag (blue): | 7.34 | 
| Right Ascension: | 01:43:59.43 | 
| Declination: | 61:52:57.80 | 
| Major axis: | 6.3 ' | 
| Radial velocity: | -39 km/s | 
| Redshift: | -0.00012 | 
Right Ascension (RA) units = HH:MM:SS.SS
Declination (Dec) units = DD:MM:SS.SS