TW Hydrae astrometric parameters measurement.

Autor: Teixeira, R., Ducourant, C., Chauvin, G., Krone-Martins, A. G. O., le Campion, J.-F., Song, I., Zuckerman, B.
Zdroj: Proceedings of the International Astronomical Union; 10/02/2007, Vol. 3 Issue S248, p508-509, 2p
Abstrakt: 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. [ABSTRACT FROM PUBLISHER]
Databáze: Complementary Index