NGC 6530

Number of stars per data source

	Reference   10 :    1 star
	Reference   11 :    1 star
	Reference   58 :   34 stars

10: Pel J.W.; (1975) Astron. Astrophys. Suppl. 24, 413; Five-channel photometry of cepheids and supergiants in the southern Milky Way; 1975A&AS...24..413P
11: Walraven Th., Walraven J.H.; (1977) Astron. Astrophys. Suppl. 30, 245; Five channel photometric observations of stars in the Magellanic Clouds and in the Milky Way; 1977A&AS...30..245W
58: van den Ancker M.E., The P.S., Feinstein A., Vazquez R.A., de Winter D., Perez M.R.; (1997) Astron. Astrophys. Suppl. 123, 63; A multiwavelength study of star formation in the very young open cluster NGC 6530
59