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TYC 1568-1678-1


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Mesures de vitesses radiales. VII. Accompagnement AU sol DU programme d'observation DU satellite Hipparcos. Radial velocities. VII. Ground based measurements for Hipparcos.
We publish 734 radial velocities of stars distributed in 28 fields of4x4deg. We continue the PPO series (Fehrenbach et al. 1987; Duflot etal. 1990 and 1992), using the Fehrenbach objective prism method.

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Observation and Astrometry data

Constellation:Hercules
Right ascension:18h20m07.72s
Declination:+16°43'06.1"
Apparent magnitude:8.857
Distance:267.38 parsecs
Proper motion RA:-6.6
Proper motion Dec:4
B-T magnitude:9.007
V-T magnitude:8.87

Catalogs and designations:
Proper Names   (Edit)
TYCHO-2 2000TYC 1568-1678-1
USNO-A2.0USNO-A2 1050-10234291
HIPHIP 89850
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