papers
Publications (12)
astro-ph1999
Indications on the binary nature of individual stars derived from a comparison of their HIPPARCOS proper motions with ground-based data I. Basic principles
R. Wielen, C. Dettbarn, H. Jahreiss +2
astro-ph1998
The Combination of HIPPARCOS Data with Ground-Based Astrometric Measurements
R. Wielen, H. Schwan, C. Dettbarn +2
astro-ph.IM2018
Gaia Data Release 2: The astrometric solution
L. Lindegren, J. Hernandez, A. Bombrun +87
astro-ph.SR2017
Gaia Data Release 1. Testing the parallaxes with local Cepheids and RR Lyrae stars
Gaia Collaboration, G. Clementini, L. Eyer +588
astro-ph1999
The combination of ground-based astrometric compilation catalogues with the HIPPARCOS Catalogue I. Single-star mode
R. Wielen, H. Lenhardt, H. Schwan +1
astro-ph2004
Gaia First Look
S. Jordan, U. Bastian, H. Lenhardt +3
astro-ph2000
Polaris: astrometric orbit, position, and proper motion
R. Wielen, H. Jahreiss, C. Dettbarn +2
astro-ph.SR2017
Gaia Data Release 1. Open cluster astrometry: performance, limitations, and future prospects
Gaia Collaboration, F. van Leeuwen, A. Vallenari +589
astro-ph2000
The combination of ground-based astrometric compilation catalogues with the HIPPARCOS Catalogue. II. Long-term predictions and short-term predictions
R. Wielen, H. Lenhardt, H. Schwan +1
astro-ph.SR2018
Gaia Data Release 2: Observational Hertzsprung-Russell diagrams
Gaia Collaboration, C. Babusiaux, F. van Leeuwen +450
astro-ph.GA2016
Gaia Data Release 1: Astrometry - one billion positions, two million proper motions and parallaxes
L. Lindegren, U. Lammers, U. Bastian +80
astro-ph1998
The Sixth Catalogue of Fundamental Stars (FK6) and the Problem of Double Stars
R. Wielen, H. Schwan, C. Dettbarn +2