NGC 2506

Number of stars per data source

	Reference  220 :  863 stars
	Reference  497 :   28 stars

References

 220

Marconi G., Hamilton D., Tosi M., Bragaglia A.

(1997) Mon. Not. R. Astron. Soc. 291, 763

Old open clusters: UBGVRI photometry of NGC 2506

1997MNRAS.291..763M

 497

Arentoft T., de Ridder J., Grundahl F., et al.

(2007) Astron. Astrophys. 465, 965

Oscillating blue stragglers, γ Doradus stars and eclipsing binaries in the open cluster NGC 2506

2007A&A...465..965A