NGC 7142

Number of stars per data source

	Reference   61 :    1 star
	Reference  221 :    2 stars

61: Svolopoulos S.N.; (1961) Astrophys. J. 134, 612; Spectral classification in some open clusters; 1961ApJ...134..612S
221: Sowell J.R; (1987) Astrophys. J. Suppl. 64, 241; Yellow evolved stars in open clusters; 1987ApJS...64..241S