NGC 6611

Number of stars per data source

	Reference  114 :    2 stars
	Reference  496 :   49 stars
	Reference  533 :    7 stars
	Reference  537 :    3 stars
	Reference  550 :   12 stars

114: Morrison N.D.; (1975) Astrophys. J. 200,113; Photometry of O-type stars,interpreted with reference to model atmospheres; 1975ApJ...200..113M
496: Terranegra L., Chavarria-K. C., Diaz S., Gonzalez-Patino D.; (1994) Astron. Astrophys. Suppl. 104, 557; uvby beta photometry of Orion population stars and related objects associated with six star forming regions; 1994A&AS..104..557T
537: Fabregat J., Torrejon J.M., Reig P., Bernabeu G., Busquets J., Marco A., Reglero V.; (1996) Astron. Astrophys. Suppl. 119, 271; Be stars in open clusters. I. uvby Beta photometry; 1996A&AS..119..271F
550: The P.S., de Winter D., Feinstein A., Westerlund B.E.; (1989) Astron. Astrophys. Suppl. 82, 319; The extinction law, the distance and the HR diagram of the extremely young open cluster NGC 6611; 1989A&AS...82..319T