NGC 2539

Number of stars per data source

	Reference   48 :   59 stars
	Reference  413 :  352 stars
	Reference 1084 :   88 stars

References

 48

Pesch P.

(1961) Astrophys. J. 134, 602

Photometric and objective-prism observations in three galactic clusters

1961ApJ...134..602P

 413

Lapasset E., Claria J.J., Mermilliod J.-C.

(2000) Astron. Astrophys. 361, 945

UBV photometric study and basic parameters of the southern open cluster NGC 2539

2000A&A...361..945L

 1084

Joshi U.C., Sagar R.

(1986) Bull. Astron. Soc. India 14, 95

UBV photoelectric photometry of the open cluster NGC 2539

1986BASI...14...95J