Charlot, PatrickFey, Alan L.Ojha, RoopeshBoboltz, David A.Camargo, J. I. B.Collioud, A.2020-04-202020-04-202006-08Charlot, Patrick; Fey, Alan L.; Ojha, Roopesh; Boboltz, David A.; Camargo, J. I. B.; Collioud, A.; Selecting highly-compact radio sources for the definition of the celestial reference frame; Proceedings of the International Astronomical Union 2(14), page 461 (2006); https://www.cambridge.org/core/journals/proceedings-of-the-international-astronomical-union/article/selecting-highlycompact-radio-sources-for-the-definition-of-the-celestial-reference-frame/E51FD0B1647362E814C521514D1B1401https://doi.org/10.1017/S1743921307011362http://hdl.handle.net/11603/18189Highlights of Astronomy, Volume 14 IAU XXVI General Assembly, 14-25 August 2006 Karel A. van der Hucht, ed.We discuss the issue of selecting highly-compact radio sources for the definition of the celestial reference frame.1 pageen-USThis item is likely protected under Title 17 of the U.S. Copyright Law. Unless on a Creative Commons license, for uses protected by Copyright Law, contact the copyright holder or the author.Public Domain Mark 1.0This work was written as part of one of the author's official duties as an Employee of the United States Government and is therefore a work of the United States Government. In accordance with 17 U.S.C. 105, no copyright protection is available for such works under U.S. LawText