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astro-ph2003
HD 199143 and HD 358623: Two Recently Identified Members of the Beta Pictoris Moving Group
D. Kaisler, B. Zuckerman, I. Song +5
HD 199143 and HD 358623 (BD-17 6128) are two sets of binary stars which are physically associated and 48 pc from Earth. We present heliocentric radial velocities and high lithium a…
astro-ph2003
Deep Keck adaptive optics searches for extrasolar planets in the dust of Epsilon Eridani and Vega
Bruce A. Macintosh, E. E. Becklin, Denise Kaisler +2
A significant population of nearby stars have strong far-infrared excesses, now known to be due to circumstellar dust in regions analogous to the Kuiper Belt of our solar system, t…
astro-ph2001
Keck adaptive optics observations of TW Hydrae Association members
Bruce Macintosh, Claire Max, Ben Zuckerman +7
Adaptive optics (AO) on 8-10 m telescopes is an enormously powerful tool for studying young nearby stars. It is especially useful for searching for companions. Using AO on the 10-m…