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TYC 5515-580-1


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Speckle interferometry of HIPPARCOS link stars. II
A second list is presented of stars that have been tested for theirsuitability as astrometric links between the Hipparcos satellite and theSpace Telescope. A speckle interferometer and autocorrelator were used,first on the 1.9-m telescope of the Mt. Stromlo and Siding SpringObservatories, and then, after discarding 16 stars showing evidence of abinary nature, on the Anglo-Australian 3.9-m telescope. Results aregiven for 123 stars. Combining the present list with the 1984 list, itis estimated that 29 percent of the original selection of 'cleanlooking' stars (on sky survey prints) are expected to be multiple at theresolution of the 3.9-m telescope, 0.03-0.7 arcsec.

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观测天体数据

星座:巨爵座
右阿森松:11h30m33.57s
赤纬:-14°41'22.0"
视星:10.614
右阿森松适当运动:25.8
赤纬适当运动:-2.5
B-T magnitude:11.204
V-T magnitude:10.663

目录:
适当名称
TYCHO-2 2000TYC 5515-580-1
USNO-A2.0USNO-A2 0750-07571366
HIPHIP 56150

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