NGC 2287

Number of stars per data source

	Reference   46 :   32 stars
	Reference   47 :   31 stars
	Reference   49 :    3 stars
	Reference   50 :   26 stars

46: Wallenquist A.; (1931) Ann. Boscha Sterrenw. Lembang III no 3; A study of the variation of the space density in the direction of southern galactic clusters on the basis of a spectral investigation white stars
47: Geyer E.H., Nelles B.; (1985) Astron. Astrophys. Suppl. 62, 301; Galactic cluster star radial velocities obtained with a focal reducer field spectrograph; 1985A&AS...62..301G
49: Amieux G.; (1988) Astron. Astrophys. Suppl. 76,305; Vitesses radiales dans la direction de l'amas NGC 2287; 1988A&AS...76..305A
50: Cannon A.J., Pickering E.C.; (1918-1924), Ann. Obs. Harvard Coll. Obs. 91 to 99 and 100; Henry Draper catalogue and extension