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A search for southern ultracool dwarfs in young moving groups
(2010)
We associate 132 low-mass ultracool dwarfs in the southern hemisphere as candidate members of five moving groups (MGs) using photometric and astrometric selection techniques. Of these objects, we present high-resolution ...
Discovery of the first L dwarf plus giant binary system and eight other ultracool dwarfs in wide binaries
(2010)
We identify 806 ultracool dwarfs (of which 34 are newly discovered L dwarfs) from their Sloan Digital Sky Survey (SDSS) riz photometry and obtain proper motions through cross-matching with the United Kingdom Infrared ...
The discovery of an M4+T8.5 binary system
(2009)
We report the discovery of a T8.5 dwarf, which is a companion to the M4 dwarf Wolf 940. [Please see original online abstract for complete version with correct notation]