Ruprecht 91
Number of stars per data source
Reference 2027 : 84 stars
References
2027
Turner D.G., Forbes D., van den Bergh S., Younger P.F., Berdnikov L.N.
(2005) Astron. J. 130, 1194
The open cluster Ruprecht 91 and its cepheids
2005AJ...130.1194T