Astrofísicas: Astrometría

  • Publicación
    Gaia Data Release 1. Open cluster astrometry: performance, limitations, and future prospects
    Context. The first Gaia Data Release contains the Tycho-Gaia Astrometric Solution (TGAS). This is a subset of about 2 million stars for which, besides the...
  • Publicación
    Gaia Data Release 1. Summary of the astrometric, photometric, and survey properties
    Context. At about 1000 days after the launch of Gaia we present the first Gaia data release, Gaia DR1, consisting of astrometry and photometry for over 1...
  • Publicación
    Gaia Data Release 1. Testing parallaxes with local Cepheids and RR Lyrae stars
    Context. Parallaxes for 331 classical Cepheids, 31 Type II Cepheids, and 364 RR Lyrae stars in common between Gaia and the Hipparcos and Tycho-2 catalogues are...
  • Publicación
    Gaia Data Release 3. Stellar multiplicity, a teaser for the hidden treasure
    Context. The Gaia DR3 catalogue contains, for the first time, about 800 000 solutions with either orbital elements or trend parameters for astrometric...
  • Publicación
    Gaia Early Data Release 3. Acceleration of the Solar System from Gaia astrometry
    Context. Gaia Early Data Release 3 (Gaia EDR3) provides accurate astrometry for about 1.6 million compact (QSO-like) extragalactic sources, 1.2 million of which...
  • Publicación
    Gaia Early Data Release 3. Structure and properties of the Magellanic Clouds
    Context. This work is part of the Gaia Data Processing and Analysis Consortium papers published with the Gaia Early Data Release 3 (EDR3). It is one of the...
  • Publicación
    Gaia Early Data Release 3. Summary of the contents and survey properties
    Context. We present the early installment of the third Gaia data release, Gaia EDR3, consisting of astrometry and photometry for 1.8 billion sources brighter...
  • Publicación
    Gaia Early Data Release 3. Summary of the contents and survey properties (Corrigendum)
  • Publicación
    Gaia Early Data Release 3. The celestial reference frame (Gaia-CRF3)
    Context. Gaia-CRF3 is the celestial reference frame for positions and proper motions in the third release of data from the Gaia mission, Gaia DR3 (and for the...