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HD 54929


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Two-colour photometry for 9473 components of close Hipparcos double and multiple stars
Using observations obtained with the Tycho instrument of the ESAHipparcos satellite, a two-colour photometry is produced for componentsof more than 7 000 Hipparcos double and multiple stars with angularseparations 0.1 to 2.5 arcsec. We publish 9473 components of 5173systems with separations above 0.3 arcsec. The majority of them did nothave Tycho photometry in the Hipparcos catalogue. The magnitudes arederived in the Tycho B_T and V_T passbands, similar to the Johnsonpassbands. Photometrically resolved components of the binaries withstatistically significant trigonometric parallaxes can be put on an HRdiagram, the majority of them for the first time. Based on observationsmade with the ESA Hipparcos satellite.

Investigation of a Milky Way field in Canis Major
Abstract image available at:http://adsabs.harvard.edu/cgi-bin/nph-bib_query?1974AJ.....79.1022C&db_key=AST

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观测天体数据

星座:麒麟座
右阿森松:07h10m33.23s
赤纬:-07°52'15.7"
视星:7.377
距离:1315.789 天文距离
右阿森松适当运动:0.6
赤纬适当运动:-1.6
B-T magnitude:7.382
V-T magnitude:7.378

目录:
适当名称   (Edit)
HD 1989HD 54929
TYCHO-2 2000TYC 5394-4453-1
USNO-A2.0USNO-A2 0750-03610447
HIPHIP 34649

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