IC 2581
Number of stars per data source
Reference 25 : 1 star
Reference 137 : 1 star
Reference 344 : 1 star
Reference 345 : 1 star
Reference 463 : 2 stars
Reference 570 : 1 star
References
- 25
- Crawford D.L., Barnes J.V., Golson J.C.
- (1970) Astron. J. 75, 624
- Four-color and Hbeta photometry for bright stars in the southern Hemisphere
- 1970AJ.....75..624C
- 137
- Gronbech B., Olsen E.H.
- (1976) Astron. Astrophys. Suppl. 25, 213
- Four colour uvby photometry for bright O to G0 type stars south of declination +10
- 1976A&AS...25..213G
- 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
- 345
- Olsen E.H.
- (1983) Astron. Astrophys. Suppl. 54, 55
- Four-colour ubvy and Hbeta photometry of A5 to G0 stars brighter than 8.3m
- 1983A&AS...54...55O
- 463
- Gray R.O., Olsen E.H.
- (1991) Astron. Astrophys. Suppl. 87, 541
- The calibration of the Stromgren photometric system for A, F and early G supergiants. I. The observational data
- 1991A&AS...87..541G
- 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