NGC 6811

Number of stars per data source

	Reference  379 :   20 stars
	Reference 2015 :  117 stars

379: Lindoff U.; (1972) Astron. Astrophys. 16, 315; The open cluster NGC 6811; 1972A&A....16..315L
2015: Glushkova E.V., Batyrshinova V.M., Ibragimov M.A.; (1999) Astron. Letters 25, 86; A study of the open cluster NGC 6811; 1999AstL...25...86G