NGC 654

Number of stars per data source

	Reference   86 :  553 stars
	Reference  438 : 1089 stars

References

 86
Phelps R.L., Janes K.A.
(1994) Astrophys. J. Suppl. 90, 31
Young open cluster as probes of the star formation process. I. An atlas of open cluster photometry
1994ApJS...90...31P
 438
Pandey A.K., Upadhyay K., Ogura K., Sagar R., Mohan V., Mito H., Bhatt H.C., Bhatt B.C.
(2005) Mon. Not. R. Astron. Soc. 358, 1290
Stellar contents of two young open clusters: NGC 663 and 654
2005MNRAS.358.1290P