NGC 6910

Number of stars per data source

	Reference   25 :   16 stars
	Reference   31 :   32 stars
	Reference   50 :   10 stars

25: Zug R.S.; (1933) Lick Obs. Bull. 16, 119; An investigation of color excess in galactic star clusters
31: Becker W., Stock J.; (1948) Astron. Nach. 277, 233; Kolorimetrische Untersuchung an offenen Sternhaufen in den Standard-Spektralbereichen der Integralphotometrie. NGC 6910; 1948AN....277..233B
50: Cannon A.J., Pickering E.C.; (1918-1924), Ann. Obs. Harvard Coll. Obs. 91 to 99 and 100; Henry Draper catalogue and extension