Collinder 228

Number of stars per data source

	Reference   32 :    7 stars
	Reference  107 :    4 stars
	Reference  316 :    2 stars
	Reference  344 :    1 star
	Reference  374 :    1 star
	Reference  382 :    1 star
	Reference  470 :    1 star
	Reference  487 :    2 stars
	Reference  570 :    1 star
	Reference  584 :    3 stars

References

 32
Graham J.A.
(1970) Astron. J. 75, 703
The space distribution of OB-stars in Carina
1970AJ.....75..703G
 107
Feinstein A.
(1974) Mon. Not. R. Astr. Soc. 169, 171
Photoelectric measures of the Hydrogen lines in early-type stars
1974MNRAS.169..171F
 316
Lindroos K.P.
(1983) Astron. Astrophys. Suppl. 51, 161
A study of visual double stars with early type primaries. II. photometric results
1983A&AS...51..161L
 344
Wolf G.W., Kern J. T.
(1983) Astrophys. J. Suppl. 52, 429
A uvby, beta photometric survey of southern hemisphere eclipsing binary stars
1983ApJS...52..429W
 374
Kilkenny D., Whittet D.C.B.
(1985) Monthly Notices Roy. Astron. Soc. 216, 127
On the intrinsic uvby colours of early-type supergiants
1985MNRAS.216..127K
 382
Kilkenny D., Whittet D.C.B., Davies J.K., Evans A., Bode M.F., Robson E.I., Banfield R.M.
(1985) SAAO Circ. 9, 55
Optical and infrared photometry of southern early-type shell stars and pre-main-sequence variables
1985SAAOC...9...55K
 470
Knude J.
(1992) Astron. Astrophys. Suppl. 92, 841
uvby Beta observations of 528 type B stars with V between the 8th and 9th magnitude
1992A&AS...92..841K
 487
Kaltcheva N.T., Georgiev L.N.
(1993) Monthly Notices Roy. Astron. Soc. 261, 847
Stromgren and HBeta photometry of OB associations and open clusters - II. Tr 16 and Car OB2
1993MNRAS.261..847K
 570
Kaltcheva N.T.
(1998) Astron. Astrophys. Suppl. 128, 309
Stromgren and Hbeta photometry of OB stars in the region of the Carina Spiral Feature
1998A&AS..128..309K
 584
Kaltcheva N.T., Olsen E.H., Clausen J.V.
(2000) Astron. Astrophys. Suppl. 146, 365
Stromgren and H beta photometry of O and B type stars in star-forming regions. III. Carina Spiral Feature
2000A&AS..146..365K