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HD 73991


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VI photometry of selected SAO stars
Johnson V- and I-band photoelectric photometry has been obtained for 158SAO stars in a continuing program in support of the Near InfraredPhotographic Sky Survey. These data are utilized in the calibration ofthe survey photographs and are presented here to assist other programsreliant upon access to photometry in the photographic infrared.

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观测天体数据

星座:大熊座
右阿森松:08h46m12.38s
赤纬:+70°56'39.0"
视星:8.117
距离:241.546 天文距离
右阿森松适当运动:4.6
赤纬适当运动:-16.6
B-T magnitude:9.912
V-T magnitude:8.266

目录:
适当名称
HD 1989HD 73991
TYCHO-2 2000TYC 4378-1000-1
USNO-A2.0USNO-A2 1575-02901208
HIPHIP 43045
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