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Gaia Data Release 1. Testing the parallaxes with local Cepheids and RR Lyrae stars
Gaia Collaboration, G. Clementini, L. Eyer +588
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 published in Gaia Data Release…
Double stars and astrometric uncertainties in Gaia DR1
Valeri V. Makarov, Claus Fabricius, Julien Frouard
A significant number of double stars with separations up to 2.5 arcsec are present in the Gaia Data Release 1 astrometric catalogs. Limiting our analysis to a well-studied sample o…
Gaia Data Release 1: Validation of the photometry
D. W. Evans, M. Riello, F. De Angeli +12
Aims. The photometric validation of the Gaia DR1 release of the ESA Gaia mission is described and the quality of the data shown. Methods. This is carried out via an internal analys…
Gaia Data Release 1: Catalogue validation
F. Arenou, X. Luri, C. Babusiaux +42
Before the publication of the Gaia Catalogue, the contents of the first data release have undergone multiple dedicated validation tests. These tests aim at analysing in-depth the C…