2 papers
astro-ph2005
Star-Cluster Astrometry with Ground-Based Wide Field Imagers
L. R. Bedin, J. Anderson, G. Piotto +2
We show the astrometric potential of the Wide Field Imager at the focus of the MPI-ESO 2.2m Telescope. Currently, we are able to measure the position of a well-exposed star with a…
astro-ph2002
Parallaxes of Brown Dwarfs at USNO
H. C. Harris, C. C. Dahn, F. J. Vrba +10
Trigonometric parallaxes have been measured by Dahn et al. (2002) for 28 cool dwarfs and brown dwarfs, including 17 L dwarfs and three T dwarfs. Broadband CCD and near-IR photometr…