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Alex Bombrun

Researcher at European Space Agency

Publications -  65
Citations -  25890

Alex Bombrun is an academic researcher from European Space Agency. The author has contributed to research in topics: Astrometry & Stars. The author has an hindex of 29, co-authored 56 publications receiving 19895 citations. Previous affiliations of Alex Bombrun include Heidelberg University & Max Planck Society.

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Gaia Data Release 1: Astrometry - one billion positions, two million proper motions and parallaxes

Lennart Lindegren, +83 more
TL;DR: Gaia Data Release 1 (Gaia DR1) as mentioned in this paper contains a large amount of data collected by the Gaia satellite during the first 14 months of its operational phase, including positions, parallaxes, and proper motions to Hipparcos-type precision or better.
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Gaia Early Data Release 3: The astrometric solution

Lennart Lindegren, +104 more
TL;DR: Gaia Early Data Release 3 (Gaia EDR3) as discussed by the authors contains results for 1.812 billion sources in the magnitude range G = 3 to 21 based on observations collected by the European Space Agency Gaia satellite during the first 34 months of its operational phase.
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Gaia Data Release 2. Mapping the Milky Way disc kinematics

D. Katz, +449 more
TL;DR: Gaia DR2 as discussed by the authors provides high-precision positions, parallaxes, and proper motions for 1.3 billion sources as well as line-of-sight velocities for 7.2 million stars brighter than GRVS = 12 mag.
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Gaia Data Release 3. Summary of the content and survey properties

Gaia Collaboration A. Vallenari, +454 more
TL;DR: The third data release of the European Space Agency's Gaia mission, GDR3 as discussed by the authors , contains the same source list, celestial positions, proper motions, parallaxes, and broad band photometry in the G, G$BP}$, and G$RP}$ pass-bands already present in the Early Third Data Release.