Selected Papers -- in inverse chronological sequence
Last updated 4 October 2007
Author Erik Høg
Please send any comment or questions to
erik@astro.ku.dk.
Hipparcos and Tycho Catalogues and Projects
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April 1998: Letter to the editor of Astron. Astrophys.
The Tycho Reference Catalogue (TRC). The catalogue
contains high-quality positions
and proper motions for nearly one million stars.
The median accuracy of the TRC position component is 40 mas at
J1991.25.
The median accuracy of the proper motion is about 2.5 mas/yr.
The systematic errors are less than about 1.0 mas(/yr).
It is available HERE.
-- The TRC is available on CDROM on request.
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The Hipparcos and Tycho Catalogues, 1997, ESA SP-1200, 17 Volumes -
with 14 contributions by C. Fabricius, E. Høg, V.V. Makarov.
--- See HIPPARCOS
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Proceedings of the Symposium Hipparcos Venice'97, 1997, ESA SP-402 -
with 15 contributions by C. Fabricius, E. Høg, V.V. Makarov.
GAIA mission
A diagram
Rapport på dansk
i Forskningsministeriets årsberetning for 1994 om dansk rumforskning:
Contributions from Copenhagen University Observatory
to a workshop at RGO, Cambridge, England, 19-21 June 1995, on:
"Future Possibilities for Astrometry in Space"
The nine contributions appeared in the
proceedings, ESA SP-379 by M.A.C. Perryman and F. van Leeuwen (eds.)
in September 1995, and they are:
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