D.3            Availability of models

                The EIGEN-GLO4C model data and implementation details can be downloaded from the International Centre for Global Earth Models
http://icgem.gfz-potsdam.de/ICGEM/ICGEM.html

                The IERS report 32 can be downloaded from
http://www.iers.org/

                DE-405/LE-405 ephemerides data & implementation details can be downloaded from ftp://ssd.jpl.nasa.gov/pub/eph/export/