NGC 7654

Number of stars per data source

	Reference  213 :    9 stars
	Reference  289 :   14 stars
	Reference  345 :    1 star
	Reference  537 :   10 stars

213: Schmidt E.G.; (1977) Publ. Astron. Soc. Pacific 89, 546; Four-color and Hbeta photometry of stars in NGC 7654 and M 25; 1977PASP...89..546S
289: Danford S.C., Thomas J.; (1981) Publ. Astron. Soc. Pacific 93, 447; uvby beta photometry of the open cluster M 52; 1981PASP...93..447D
345: Olsen E.H.; (1983) Astron. Astrophys. Suppl. 54, 55; Four-colour ubvy and Hbeta photometry of A5 to G0 stars brighter than 8.3m; 1983A&AS...54...55O
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