105 citations · 237 across the 3 of their papers we have counts for
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astro-ph2007★ 105 cited
Discovery of a wide companion near the deuterium burning mass limit in the Upper Scorpius association
V. J. S. Bejar, M. R. Zapatero Osorio, A. Perez-Garrido +5
We present the discovery of a companion near the deuterium burning mass limit located at a very wide distance, at an angular separation of 4.6+/-0.1 arcsec (projected distance of ~…
astro-ph2007★ 74 cited
Space Velocities of L- and T-type Dwarfs
M. R. Zapatero Osorio, E. L. Martin, V. J. S. Bejar +3
(Abridged) We have obtained radial velocities of a sample of 18 ultracool dwarfs (M6.5-T8) using high-resolution, near-infrared spectra obtained with NIRSPEC and the Keck II telesc…