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3D Selection of 167 Substellar Companions to Nearby Stars

Butler, R. Paul; Vogt, Steven S.; Oppenheimer, Rebecca +20 more

We analyze 5108 AFGKM stars with at least five high-precision radial velocity points, as well as Gaia and Hipparcos astrometric data, utilizing a novel pipeline developed in previous work. We find 914 radial velocity signals with periods longer than 1000 days. Around these signals, 167 cold giants and 68 other types of companions are identified, t…