2 papers
astro-ph.IM2025
The Gaia Astrometric Catalogue and Secular Aberration Drift in Proper Motions
Anthony G. A. Brown, Ulrich Bastian, Sergei Klioner
A recent paper demonstrated the existence of a secular aberration drift term in stellar proper motions that arises when transforming an astrometric catalogue defined for an observe…
astro-ph2006
Gaia Data Processing Architecture
W. O'Mullane, U. Lammers, C. Bailer-Jones +13
Gaia is ESA's ambitious space astrometry mission the main objective of which is to astrometrically and spectro-photometrically map 1000 Million celestial objects (mostly in our gal…