Berkeley 9
Number of stars per data source
Reference 510 : 486 stars
Reference 543 : 1085 stars
References
- 510
- Maciejewski G., Niedzielski A.
- (2007) Astron. Astrophys. 467, 1065
- CCD BV survey of 42 open clusters
- 2007A&A...467.1065M
- 543
- Lata S., Pandey A.K., Kumar B., Bhatt H., Pace G., Sharma S.
- (2010) Astron. J. 139, 378
- A Deep UBVRI CCD Photometry of Six Open Star Clusters in the Galactic Anticenter Region
- 2010AJ....139..378L