NGC 6169

Number of stars per data source

	Reference   41 :    1 star
	Reference   82 :    1 star
	Reference  164 :    1 star
	Reference  295 :    1 star

41: Crawford D.L., Barnes J.V., Golson J.C.; (1971) Astron. J. 76, 621; Four-color and Hbeta photometry for bright B-type stars in the southern hemisphere; 1971AJ.....76..621C
82: Moffat A.F.J., Vogt N.; (1973) Astron. Astrophys. Suppl. 10, 135; Southern open star clusters III. UBV Hbeta photometry of 28 clusters between galactic longitudes 297 and 353; 1973A&AS...10..135M
164: Gronbech B., Olsen E.H.; (1977) Astron. Astrophys. Suppl. 27, 443; Photoelectric Hbeta photometry for bright O to G0 type stars south of declination +10; 1977A&AS...27..443G
295: Strauss F.M., Ducati J.R.; (1981) Astron. Astrophys. Suppl. 44, 337; Standard stars for Halpha photometry; 1981A&AS...44..337S