1 - Technique:   VLBI

 2 - Analysis Centre:
     Space Geodesy Center (CGS) - Matera, Italy

 3 - Software used:
     CALC Version:   9.12  SOLVE release: 2002.10.04  SOLVE revision: 2002.10.11

 4 - Data span:
     19800411 - 20031030

 Refer to cgs2004a.trf.txt for further technical description.