NGC 6087

Number of stars per data source

	Reference   38 :   18 stars
	Reference  164 :    1 star
	Reference  190 :    1 star
	Reference  253 :   16 stars
	Reference  310 :   15 stars
	Reference  463 :    1 star
	Reference  470 :    1 star
	Reference  473 :    1 star

References

38: Graham J.A.; (1967) Mon. Not. R. Astr. Soc. 135, 377; Photoelectric Hbeta photometry in seven open clusters and in the Scorpio-Centaurus association; 1967MNRAS.135..377G
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
190: Klare G., Neckel T.; (1977) Astron. Astrophys. Suppl. 27, 215; UBV Hbeta and polarization measurements of 1660 southern OB stars; 1977A&AS...27..215K
253: Schmidt E.G.; (1980) Astron. J. 85, 158; Four-color and Hbeta photometry of stars in the galactic cluster NGC 6087; 1980AJ.....85..158S
310: Eggen O.J.; (1980) Astrophys. J. 238, 919; VY Carinae, S Normae, and photometric luminosities for bright giants and supergiants of types G and K; 1980ApJ...238..919E
463: Gray R.O., Olsen E.H.; (1991) Astron. Astrophys. Suppl. 87, 541; The calibration of the Stromgren photometric system for A, F and early G supergiants. I. The observational data; 1991A&AS...87..541G
470: Knude J.; (1992) Astron. Astrophys. Suppl. 92, 841; uvby Beta observations of 528 type B stars with V between the 8th and 9th magnitude; 1992A&AS...92..841K
473: Eggen O.J.; (1992) Astron. J. 103, 1381; Photometry of F-K type bright giants and supergiants. I. Intermediate band and Hbeta observations; 1992AJ....103.1381E