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HD 6777


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Speckle interferometry of HIPPARCOS link stars
Speckle interferometry has been carried out on 39 stars that had beenselected as provisionally suitable for linking Hipparcos positionalmeasurements to an extragalactic reference frame by Space Telescope. TheImperial College, London, speckle interferometer and the autocorrelatoron the Anglo-Australian 3.9-m telescope are used. The result is thatabout 30 percent of the stars selected turned out to be confirmed orsuspected multiple stars in the range 0.03-0.7 arcsec.

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观测天体数据

星座:鳳凰座
右阿森松:01h07m58.80s
赤纬:-40°34'20.7"
视星:8.769
距离:763.359 天文距离
右阿森松适当运动:6.4
赤纬适当运动:1.4
B-T magnitude:10.463
V-T magnitude:8.909

目录:
适当名称   (Edit)
HD 1989HD 6777
TYCHO-2 2000TYC 7537-44-1
USNO-A2.0USNO-A2 0450-00397677
HIPHIP 5314

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