Collinder 121

Number of stars per data source

	Reference    1 :    1 star
	Reference   10 :   20 stars
	Reference   38 :    1 star
	Reference   43 :    1 star

1: Eggen O.J.; (1978) Astrophys. J. Suppl. 37, 251; Intermediate-band photometry of late-type stars. IV. The catalog; 1978ApJS...37..251E
10: Eggen O.J.; (1981) Astrophys. J. 247, 507; The region of NGC 2287 and Cr 121; 1981ApJ...247..507E
38: Eggen O.J.; (1989) Publ. Astr. Soc. Pacific 101, 45; Large and kinematically unbiased samples of G- and K-type stars. II. Observations of evolved stars in the Bright Star sample; 1989PASP..101...45E
43: 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