Collinder 97

Number of stars per data source

	Reference  186 :    1 star
	Reference 1143 :   17 stars

186: Deutschman W.A., Davis R.J., Schild R.E.; (1976) Astrophys. J. Suppl. 30, 97; The galactic distribution of interstellar absorption as determined from the Celescope catalog of ultraviolet stellar observations and A new catalog of ubv, Hbeta photoelectric observations; 1976ApJS...30...97D
1143: Babu G.S.D; (1987) J. Astrophys. Astron. 8, 219; Study of young open clusters as tracers of spiral features in our Galaxy. Paper 3: Collinder 97 (OCl 506); 1987JApA....8..219B