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HD 145309


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Improved Mean Positions and Proper Motions for the 995 FK4 Sup Stars not Included in the FK5 Extension
Not Available

UBV photometry of FK4 and FK4 supplement stars
Traditional UBV filters, together with a photomultiplier, have been usedin 40-m Cassegrain telescope observations of all northern stars of theFK4 catalog and its supplement, which have heretofore lacked V and V-Bmeasurements. The resulting UBV photometry for 320 stars is presented intabular form.

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观测天体数据

星座:小熊座
右阿森松:16h04m48.96s
赤纬:+70°15'42.2"
视星:6.857
距离:142.045 天文距离
右阿森松适当运动:5
赤纬适当运动:24
B-T magnitude:7.011
V-T magnitude:6.87

目录:
适当名称
HD 1989HD 145309
TYCHO-2 2000TYC 4422-2073-1
USNO-A2.0USNO-A2 1575-03609979
HIPHIP 78761
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