Collinder 121

Number of stars per data source

	Reference   25 :    7 stars
	Reference   41 :   11 stars
	Reference   64 :    1 star
	Reference   68 :    2 stars
	Reference  107 :    3 stars
	Reference  119 :   14 stars
	Reference  164 :   19 stars
	Reference  190 :    4 stars
	Reference  192 :    5 stars
	Reference  239 :    1 star
	Reference  255 :    1 star
	Reference  261 :    4 stars
	Reference  271 :    2 stars
	Reference  288 :   19 stars
	Reference  295 :    3 stars
	Reference  296 :    2 stars
	Reference  316 :    4 stars
	Reference  431 :    1 star
	Reference  463 :    1 star
	Reference  470 :    2 stars
	Reference  473 :    1 star
	Reference  478 :    3 stars
	Reference  543 :    3 stars
	Reference  577 :    2 stars
	Reference  578 :    2 stars

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
 41
Crawford D.L., Barnes J.V., Golson J.C.
(1971) Astron. J. 76, 621
Four-color and Hbeta photometry for bright B-type stars in the southern hemisphere
1971AJ.....76..621C
 64
Crawford D.L.
(1958) Astrophys. J. 128,185
Two-dimensional spectral classification by narrow-band photometry for B-stars in clusters and associations
1958ApJ...128..185C
 68
Stokes N.R.
(1972) Mon. Not. R. Astron. Soc. 160, 155
Four-color and Hbeta photometry of some bright southern stars II
1972MNRAS.160..155S
 107
Feinstein A.
(1974) Mon. Not. R. Astr. Soc. 169, 171
Photoelectric measures of the Hydrogen lines in early-type stars
1974MNRAS.169..171F
 119
Deutschman W.A., Davis R.J., Schild R.E.
(1976) Astrophys. J. Suppl. 30, 97
The galactic distribution of interstellar absorption as determined from the Celescope catalog of ultraviolet stellar observations and a new catalog of UBV, Hbeta photoelectric observations
1976ApJS...30...97D
 164
Gronbech B., Olsen E.H.
(1977) Astron. Astrophys. Suppl. 27, 443
Photoelectric Hbeta photometry for bright O to G0 type stars south of declination +10
1977A&AS...27..443G
 190
Klare G., Neckel T.
(1977) Astron. Astrophys. Suppl. 27, 215
UBV Hbeta and polarization measurements of 1660 southern OB stars
1977A&AS...27..215K
 192
Eggen O.J.
(1977) Publ. Astron. Soc. Pacific 89, 205
Intermediate-band photometry of early-type stars
1977PASP...89..205E
 239
Eggen O.J.
(1978) Astrophys. J. Suppl. 37, 251
Intermediate-band photometry of late-type stars. IV. The catalog
1978ApJS...37..251E
 255
Sinnerstad U.
(1980) Astron. Astrophys. Suppl. 40, 395
The fundamental physical parameters of main-sequence and near main-sequence b type stars as derived from uvby, beta photometry
1980A&AS...40..395S
 261
Kilkenny D.
(1981) Mon. Not. R. Astron. Soc. 194, 927
Hbeta photometry of southern early-type stars
1981MNRAS.194..927K
 271
Shobbrook R.R.
(1978) Mon. Not. R. Astron. Soc. 184, 43
The evolutionary state of the Beta Canis Majoris variables I. Accurate beta photometry of early B stars
1978MNRAS.184...43S
 288
Eggen O.J.
(1981) Astrophys. J. 247, 507
The region of NGC 2287 and Cr 121
1981ApJ...247..507E
 295
Strauss F.M., Ducati J.R.
(1981) Astron. Astrophys. Suppl. 44, 337
Standard stars for Halpha photometry
1981A&AS...44..337S
 296
Claria J.J., Ecosteguy L.A.
(1981) Publ. Astron. Soc. Pacific 93, 636
Narrow-band photometry of bright Be stars
1981PASP...93..636C
 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
 431
Eggen O.J.
(1989) Publ. Astron. Soc. Pacific 101, 45
Large and Kinematically unbiased samples of G-and K-type stars. II. Observations of evolved stars in the Bright Star Sample
1989PASP..101...45E
 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
 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
 473
Eggen O.J.
(1992) Astron. J. 103, 1381
Photometry of F-K type bright giants and supergiants. I. Intermediate band and Hbeta observations
1992AJ....103.1381E
 478
Penprase B.E.
(1992) Astrophys. J. Suppl. 83, 273
Photometric and spectroscopic analysis of high galatic latitude molecular clouds. I. Distances and extinctions stars towards 25 selected regions
1992ApJS...83..273P
 543
Clausen J.V., Larsen S.S., Garcia J.M., Gimenez A., Storm J.
(1997) Astron. Astrophys. Suppl. 122, 559
Secondary standard stars for uvby beta CCD photometry
1997A&AS..122..559C
 577
Kaltcheva N.T., Olsen E.H.
(1999) Astron. Astrophys. 352, 600
Stromgren and Hbeta photometry of O and B type stars in star-forming regions. I. Canis Major - Puppis - Vela
1999A&A...352..600K
 578
Kaltcheva N.T., Olsen E.H., Clausen J.V.
(1999) Astron. Astrophys. 353, 605
Stromgren and Hbeta photometry of O and B type stars in star-forming regions. II. Monoceros OB2, Canis major OB1 and Collinder 121
1999A&A...353..605K