NGC 1960

Number of stars per data source

	Reference   20 :   17 stars
	Reference  206 :    1 star
	Reference  222 :    1 star
	Reference  705 :   28 stars

20: Johnson H.L., Morgan W.W.; (1953) Astrophys. J. 117, 313; Fundamental stellar photometry for standards of spectral type on the revised system of the Yerkes Spectral Atlas; 1953ApJ...117..313J
206: Hiltner W.A.; (1956) Astrophys. J. Suppl. 2, 389; Photometric, polarization and spectrographic observations of O and B stars; 1956ApJS....2..389H
222: Abt H.A., Morrell N.I.; (1995) Astrophys. J. Suppl. 99, 135; The relation between rotational velocities and spectral peculiarities among A-type stars; 1995ApJS...99..135A
705: Chargeishivili K.B.; (1988) Abastumai Astr. Obs. Bull. 65, 1; The catalogue of spectral and luminosity classes of 6037 stars in the direction of the galaxy anticenter; 1988AbaOB..65....1C