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HD 117231


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Photoelectric observations of lunar occultations. XV
The last (or possibly penultimate) paper in a series on lunaroccultations presents observations of 404 phenomena, preceded by somegeneral remarks of a retrospective nature. The series of observationsbegan in 1968. Data for 20 doubles or suspected doubles are presented,ranked in order of certainty, with designation 3 representing thesurest. Thirteen of the cases refer to stars not previously noted asdoubles. Seven determinations of angular diameters are presented, ofwhich three have been previously observed.

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观测天体数据

星座:室女座
右阿森松:13h29m02.76s
赤纬:-05°57'19.8"
视星:7.1
距离:182.815 天文距离
右阿森松适当运动:-50.7
赤纬适当运动:5.2
B-T magnitude:8.253
V-T magnitude:7.196

目录:
适当名称   (Edit)
HD 1989HD 117231
TYCHO-2 2000TYC 4965-311-1
USNO-A2.0USNO-A2 0825-08012963
HIPHIP 65772

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