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HD 49145


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The proper motions of Struve double stars
The proper motions of the components of 103 Struve double stars fromMuller's list of neglected stars and of 15 other systems were measuredrelative to sets of reference stars, for the primary purpose ofdistinguishing physical from optical pairs. A by-product of thisinvestigation is a list of measured position angles and distances ofthese objects, at two epochs each.

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观测天体数据

星座:麒麟座
右阿森松:06h46m46.53s
赤纬:-06°08'41.2"
视星:8.339
距离:1000 天文距离
右阿森松适当运动:-3.6
赤纬适当运动:-1.8
B-T magnitude:8.477
V-T magnitude:8.351

目录:
适当名称   (Edit)
HD 1989HD 49145
TYCHO-2 2000TYC 4812-2007-1
USNO-A2.0USNO-A2 0825-03168305
HIPHIP 32483

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