NGC 6193

Number of stars per data source

	Reference   36 :    1 star
	Reference   83 :    1 star
	Reference  213 :    1 star
	Reference  275 :    3 stars
	Reference  425 :    7 stars
	Reference  426 :    1 star
	Reference  436 :   10 stars
	Reference  473 :    7 stars
	Reference  586 :   19 stars
	Reference  831 :    1 star
	Reference  999 :    3 stars

References

36: Hoffleit D.; (1956) Astrophys. J. 124, 61; Distance for southern early-type stars specially in Carina and other HII regions; 1956ApJ...124...61H
83: Hiltner W.A., Garrison R.F., Schild R.E.; (1969) Astrophys. J. 157, 313; MK spectral types for bright southern OB stars; 1969ApJ...157..313H
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
275: Walborn N.R.; (1972) Astron. J. 77, 312; Spectral classification of OB stars in both hemisphere and the absolute-magnitude calibration; 1972AJ.....77..312W
425: FitzGerald M.P., Luiken M., Maitzen H.M., Moffat A.F.J.; (1979) Astron. Astrophys. Suppl. 37, 345; Analysis of the results of MK classification of 176 stars in 37 southern open clusters; 1979A&AS...37..345F
426: Drilling J.S., Perry C.L.; (1981) Astron. Astrophys. Suppl. 45, 439; Spectral types and radial velocities of southern OB+ stars; 1981A&AS...45..439D
436: Herbst W., Havlen R.J.; (1977) Astron. Astrophys. Suppl. 30, 279; Ara OB1, NGC 6193 and Ara R1: an optical study of a very young southern complex; 1977A&AS...30..279H
473: Whiteoak J.B.; (1963) Mon. Not. R. Astr. Soc. 125, 105; An association of O and B stars in Ara; 1963MNRAS.125..105W
586: Arnal M., Morrell N., Garcia B., Levato H.; (1988) Publ. Astron. Soc. Pacific 100, 1076; The open cluster NGC 6193: another cluster rich in spectroscopic binaries; 1988PASP..100.1076A
831: Feast M.W., Thackeray A.D., Wesselink A.J.; (1955) Mem. R. Astr. Soc. 67, 51; Radial velocities of southern B stars determined at the Radcliffe Observatory; 1955MmRAS..67...51F
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