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Selecting highly-compact radio sources for the definition of the celestial reference frame

Published online by Cambridge University Press:  01 August 2006

Patrick Charlot ,
Alan L. Fey ,
Roopesh Ojha ,
David A. Boboltz ,
J. I. B. Camargo  and
A. Collioud
Patrick Charlot
Affiliation:
Observatoire de Bordeaux (OASU) - CNRS/UMR 5804, BP 89, F-33270 Floriac, France email: charlot@obs.u-bordeaux1.fr
Alan L. Fey
Affiliation:
Earth Orientation Department, U.S. Naval Observatory (USNO), 3450 Massachusetts Avenue NW, Washington, DC 20392-5420, USA email: afey@usno.navy.mil, rojha@usno.navy.mil, dboboltz@usno.navy.mil
Roopesh Ojha
Affiliation:
Earth Orientation Department, U.S. Naval Observatory (USNO), 3450 Massachusetts Avenue NW, Washington, DC 20392-5420, USA email: afey@usno.navy.mil, rojha@usno.navy.mil, dboboltz@usno.navy.mil
David A. Boboltz
Affiliation:
Earth Orientation Department, U.S. Naval Observatory (USNO), 3450 Massachusetts Avenue NW, Washington, DC 20392-5420, USA email: afey@usno.navy.mil, rojha@usno.navy.mil, dboboltz@usno.navy.mil
J. I. B. Camargo
Affiliation:
Observatório do Valongo, UFRJ, Lad. Pedro Antonio 43, Rio de Janeiro, RJ 20080-090, Brasil
A. Collioud
Affiliation:
Observatoire de Bordeaux (OASU) - CNRS/UMR 5804, BP 89, F-33270 Floriac, France email: charlot@obs.u-bordeaux1.fr
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Abstract

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We discuss the issue of selecting highly-compact radio sources for the definition of the celestial reference frame.

Keywords

astrometryreference systemsradio continuum: generaltechniques: high angular resolutiontechniques: interferometricgalaxies: active