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Parallaxes of Southern Extremely Cool objects - I: Targets, Proper motions and first results
Parallaxes of Southern Extremely Cool objects Proper motions first results
2010/11/11
We present results from the PARallaxes of Southern Extremely Cool objects (PARSEC)program, an observational program begun in April 2007 to determine parallaxes for 122 L and 28 T southern hemisphere d...
Parallaxes and physical properties of 11 mid-to-late T dwarfs
Solar and Stellar Astrophysics (astro-ph.SR)
2010/12/24
We present parallaxes of 11 mid-to-late T dwarfs observed in the UKIRT Infrared Deep Sky Survey. We use these results to test the reliability of model predictions in magnitude-color space, determine a...
ORBITS, MASSES AND DYNAMICAL PARALLAXES OF 12 VISUAL BINARY SYSTEMS
binaries visual-stellar dynamics
2009/3/13
In this paper the preliminary orbital elements are presented for
the folowing double stars: WDS 00153+4412 = A 1256 AB, WDS 00470+2315
= HU 413, WDS 00520+3154 = A 924, WDS 01036+6341 = MLR 87, WDS
...