Mamajek 1

Number of stars per data source

	Reference   53 :    1 star
	Reference 1383 :    1 star
	Reference 1401 :    1 star

53: Johnson H.L., Mitchell R.I., Iriarte B.; (1962) Astrophys. J. 136, 75; The color-magnitude diagram of the Hyades cluster; 1962ApJ...136...75J
1383: Cousins A.W.J., Stoy R.H.; (1962) Royal Obs. Bull. No. 64; Photoelectric magnitudes and colours of southern stars; 1962RGOB...64..163C
1401: Cousins A.W.J.; (1977) South African Astron. Obs. Circ. 1, 51; Cape UBV magnitudes and colours of south circumpolar stars; 1977SAAOC...1...51C