首页> 外文会议>ESA SP-576; Symposium on the Three-Dimensional Universe with Gaia; 20041004-07; Paris(FR) >HIPPARCOS ASTROMETRIC BINARIES IN THE NINTH CATALOGUE OF SPECTROSCOPIC BINARY ORBITS: A TESTBENCH FOR THE DETECTION OF ASTROMETRIC BINARIES WITH GAIA
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HIPPARCOS ASTROMETRIC BINARIES IN THE NINTH CATALOGUE OF SPECTROSCOPIC BINARY ORBITS: A TESTBENCH FOR THE DETECTION OF ASTROMETRIC BINARIES WITH GAIA

机译:光谱双星轨道第九目录中的Hipparcos天文双星:用GAIA检测天文双星的测试

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摘要

The Ninth Catalogue of Spectroscopic Binary Orbits and the Hipparcos Intermediate Astrometric Data (IAD) are used to retrieve astrometric binaries from the Hipparcos data. It is found that basically all (non-SB2) systems with periods larger than about 100 d, and parallaxes larger than 5-10 mas exhibit an astrometric orbital motion which can be extracted from the IAD. The lessons learned from this kind of approach will be very valuable for the design of the Gaia reduction pipeline.
机译:光谱双轨道第九号目录和Hipparcos中间占星数据(IAD)用于从Hipparcos数据中检索天文二进制。发现基本上所有周期(大于SB的系统)(非SB2)和视差大于5-10 mas的系统都显示出可以从IAD中提取的天体轨道运动。从这种方法中学到的经验教训对于减少Gaia管道的设计将非常有价值。

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