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F. van Leeuwen

Researcher at University of Cambridge

Publications -  107
Citations -  36291

F. van Leeuwen is an academic researcher from University of Cambridge. The author has contributed to research in topics: Astrometry & Stars. The author has an hindex of 39, co-authored 89 publications receiving 29476 citations. Previous affiliations of F. van Leeuwen include Max Planck Society.

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Gaia Data Release 2. Summary of the contents and survey properties

Anthony G. A. Brown, +452 more
TL;DR: The second Gaia data release, Gaia DR2 as mentioned in this paper, is a major advance with respect to Gaia DR1 in terms of completeness, performance, and richness of the data products.
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The Gaia mission

T. Prusti, +624 more
TL;DR: Gaia as discussed by the authors is a cornerstone mission in the science programme of the European Space Agency (ESA). The spacecraft construction was approved in 2006, following a study in which the original interferometric concept was changed to a direct-imaging approach.
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Validation of the new Hipparcos reduction

TL;DR: In this article, a new reduction of the Hipparcos data was published, which claimed accuracies for nearly all stars brighter than magnitude Hp = 8 to be better, by up to a factor 4, than in the original catalog.
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Gaia Data Release 1 Summary of the astrometric, photometric, and survey properties

Anthony G. A. Brown, +590 more
TL;DR: The first Gaia data release, Gaia DR1 as discussed by the authors, consists of three components: a primary astrometric data set which contains the positions, parallaxes, and mean proper motions for about 2 million of the brightest stars in common with the Hipparcos and Tycho-2 catalogues.
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Gaia Data Release 2: The astrometric solution

Lennart Lindegren, +92 more
TL;DR: In this article, the authors describe the input data, models, and processing used for the astrometric content of Gaia DR2, and the validation of these results performed within the ASTR task.