IC 4665

Number of stars per data source

	Reference    1 :    1 star
	Reference   19 :   73 stars
	Reference   50 :   46 stars
	Reference  109 :   14 stars

1: Egret D.; (1987) Priv. Comm.; Spectral types from Simbad
19: Kopff E.; (1943) Astron. Nach. 274, 69; Untersuchung der offenen Sternhaufen IC 4665, NGC 6633, IC 4756; 1943AN....274...69K
50: Cannon A.J., Pickering E.C.; (1918-1924), Ann. Obs. Harvard Coll. Obs. 91 to 99 and 100; Henry Draper catalogue and extension
109: Martin E.L., Montes D.; (1997) Astron. Astrophys. 318, 805; Halpha emission fluxes and lithium abundances of low-mass stars in the young open cluster IC 4665; 1997A&A...318..805M