content 18-November-2017 18:34:18

Data Release 1

Gaia's first sky map. Credit: ESA/Gaia/DPAC. Acknowledgement: A. Moitinho & M. Barros (CENTRA – University of Lisbon), on behalf of DPAC.

Date

Gaia's first data release was published on 14 September 2016

Contents

  • Positions and Gaia 'G' magnitudes for 1.1 billion stars using only Gaia data;
  • Positions, parallaxes (distances) and proper motions for more than 2 million stars using the Tycho-Gaia Astrometric Solution (TGAS);
  • Light curves and characteristics for about 3000 variable stars;
  • Positions and G magnitudes for more than 2000 quasars - extragalactic sources used to define the celestial reference frame.

Access

All the data are available from the ESA Gaia Archive:

     http://archives.esac.esa.int/gaia

and from the main partner data centres:

Centre de Données astronomiques de Strasbourg (CDS): http://cds.unistra.fr/gaia
ASI Science Data Center (ASDC): http://gaiaportal.asdc.asi.it
Astronomisches Rechen-Institut (ARI): http://gaia.ari.uni-heidelberg.de
Leibniz-Institut für Astrophysik Potsdam (AIP): http://gaia.aip.de

 


Last Update: 06 February 2017

For further information please contact: SciTech.editorial@esa.int

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