Division I / Commission 8 / Working Group Densification of the Optical Reference Frame
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en
Communication dans un congrès
Ce document a été publié dans
Proceedings of the International Astronomical Union, Volume 4, Transactions T27A, December 2008, pp 34-36, Proceedings of the International Astronomical Union, Volume 4, Transactions T27A, December 2008, pp 34-36, 2006–2009, TRIENNIAL REPORT, International Astronomical Union., 2008. 2008, vol. 4, n° 27, p. 34-36
Edited by Karel van der Hucht. Cambridge: Cambridge University Press
Résumé en anglais
A continuation of this WG was voted for at the IAU GA 2006 in Prague. The International Celestial Reference Frame (ICRF) is defined by the positions of 212 distant quasars at radio wavelengths. The primary, optical reference ...Lire la suite >