NGC 6940

Number of stars per data source

	Reference   34 :    6 stars

References

 34
Mermilliod J.-C., Mayor M.
(1988) Astron. Astrophys. (submitted)
Red giants in open clusters. I. Binarity and stellar evolution in NGC 2447, 2539, 2632, 6633 and 6940
1988A&A.....0....0M