TW Hydrae astrometric parameters measurement
Abstract
The primary goal of this study was measurement of trigonometric parallaxes and proper motions of a dozen members of the TW Hydrae Association (TWA) that are not present in the Hipparcos catalogue.
- Publication:
-
A Giant Step: from Milli- to Micro-arcsecond Astrometry
- Pub Date:
- July 2008
- DOI:
- 10.1017/S1743921308019984
- Bibcode:
- 2008IAUS..248..508T
- Keywords:
-
- astrometry;
- stars: distances;
- planetary systems;
- stars: kinematics;
- solar neighborhood;
- open clusters and associations: individual (TWA)