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HD 221903


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Observations of Three lambda Bootis Stars by Using Dual Channel Photometer
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Radial-velocity measurements. V - Ground support of the HIPPARCOS satellite observation program
The paper presents data on 1070 radial velocity measurements of starsdistributed in 39 fields measuring 4 deg x 4 deg. The PPO series ofFehrenbach et al. (1987) and Duflot et al. (1990) is continued using theFehrenbach objective prism method.

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Observation and Astrometry data

Constellation:Andromède
Right ascension:23h35m45.94s
Declination:+40°02'23.9"
Apparent magnitude:8.168
Distance:460.829 parsecs
Proper motion RA:5.6
Proper motion Dec:-4.6
B-T magnitude:8.118
V-T magnitude:8.164

Catalogs and designations:
Proper Names
HD 1989HD 221903
TYCHO-2 2000TYC 3235-350-1
USNO-A2.0USNO-A2 1275-18505207
HIPHIP 116449
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