NGC 6193

Number of stars per data source

	Reference  137 :    2 stars
	Reference  374 :    1 star
	Reference  479 :    1 star
	Reference  577 :    1 star

137: Gronbech B., Olsen E.H.; (1976) Astron. Astrophys. Suppl. 25, 213; Four colour uvby photometry for bright O to G0 type stars south of declination +10; 1976A&AS...25..213G
374: Kilkenny D., Whittet D.C.B.; (1985) Monthly Notices Roy. Astron. Soc. 216, 127; On the intrinsic uvby colours of early-type supergiants; 1985MNRAS.216..127K
479: Kaltcheva N.T., Georgiev L.N.; (1992) Monthly Notices Roy. Astron. Soc. 259, 166; Stromgren and HBeta photometry of OB associations and open clusters - I. Ara OB1; 1992MNRAS.259..166K
577: Kaltcheva N.T., Olsen E.H.; (1999) Astron. Astrophys. 352, 600; Stromgren and Hbeta photometry of O and B type stars in star-forming regions. I. Canis Major - Puppis - Vela; 1999A&A...352..600K