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HD 142342


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Radial velocity measurements. IV - Ground-based accompaniment to the HIPPARCOS observation program
The paper presents 396 radial velocities of stars distributed in 19fields of 4 x 4 degrees. The study employs the Fehrenbach objectiveprism method and the same measuring technique used in a previous paper(Fehrenbach et al., 1987).

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观测天体数据

星座:Draco
右阿森松:15h50m08.02s
赤纬:+64°47'58.9"
视星:7.195
距离:226.757 天文距离
右阿森松适当运动:0.8
赤纬适当运动:7.6
B-T magnitude:7.251
V-T magnitude:7.2

目录:
适当名称
HD 1989HD 142342
TYCHO-2 2000TYC 4185-1114-1
USNO-A2.0USNO-A2 1500-05982923
HIPHIP 77564
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