IC 4725

Number of stars per data source

	Reference  213 :    1 star
	Reference  214 :    1 star
	Reference  290 :    1 star
	Reference  461 :   39 stars
	Reference  528 :    1 star
	Reference  999 :    5 stars

References

213: Garrison R.F., Hiltner W.A., Schild R.E.; (1977) Astrophys. J. Suppl. 35, 111; MK spectral classifications for southern OB stars; 1977ApJS...35..111G
214: Keenan P.C., Pitts R.E.; (1980) Astrophys. J. Suppl. 42, 541; Revised MK spectral types for G, K, and M stars; 1980ApJS...42..541K
290: Malaroda S.; (1975) Astron. J. 80, 637; Study of the F-type stars I. MK spectral types; 1975AJ.....80..637M
461: Feast M.W.; (1957) Mon. Not. R. Astr. Soc. 117, 193; Radial velocities and spectral types in the galactic clusters M25 and NGC 6087; 1957MNRAS.117..193F
528: Wallerstein G.; (1957) Publ. Astr. Soc. Pacific 69, 172; The absolute magnitude of U Sagitarii and its membership in M25; 1957PASP...69..172W
999: Houk N., Cowley A.P., Smith-Moore M.; University of Michigan (Ann Arbor) Vol 1 (1975), Vol 2 (1978), Vol 3 (1982), Vol 4 (1988), Vol 5 (1999); The University of Michigan Catalogue of two-dimensional Spectral Types for the HD stars; 1975mctd.book.....H