Berkeley 11

Number of stars per data source

	Reference  320 :  587 stars

References

 320
Yadav R.K.S., Sagar R.
(2002) Mon. Not. R. Astron. Soc. 337, 133
A deep UBVRI CCD photometric study of the open clusters Tr 1 and Be 11
2002MNRAS.337..133Y