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HD 49930


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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:雙子座
右阿森松:06h51m53.38s
赤纬:+26°24'00.8"
视星:7.961
距离:121.655 天文距离
右阿森松适当运动:-1.5
赤纬适当运动:-54.3
B-T magnitude:8.269
V-T magnitude:7.987

目录:
适当名称   (Edit)
HD 1989HD 49930
TYCHO-2 2000TYC 1902-338-1
USNO-A2.0USNO-A2 1125-04616500
HIPHIP 32959

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