NGC 6405

Number of stars per data source

	Reference  197 :    1 star

197: Olsen E.H.; (1977) Astron. Astrophys. Suppl. 29, 313; Four-color ubvy and Hbeta photometry of field stars. Double-lined spectroscopic binaries, G type dwarfs and early type FK4 stars; 1977A&AS...29..313O