Affiliation: | (1) RAND, Santa Monica, CA, U.S.A.;(2) Institute for Theoretical Astronomy, St. Petersburg, Russia;(3) Astronomical Institute, Prague, Czechoslovakia;(4) Jet Propulsion Laboratory, Pasadena, CA, U.S.A.;(5) Bureau des Longitudes, Paris, France;(6) NASA Ames Research Center, Moffett Field, CA, U.S.A.;(7) U.S. Naval Observatory, Washington, DC, U.S.A.;(8) Royal Greenwich Observatory, Cambridge, England;(9) Central Research Institute of Geodesy, Air Survey, and Mapping (TsNIIGAik), Moscow, Russia |