The current official ISTP version of CDF is CDF V2.5 All suppliers
of ISTP processed data products must use this version which is available
on the ISTP CDHF. The most current version along with previous versions
are available from the NSSDC.
Telemetry data formats for the GEOTAIL, WIND, POLAR, and SOHO missions are
defined in the "Data Format Control Document (DFCD) Between The International
Solar-Terrestrial Physics (ISTP) Program Information Processing Division (IPD)
Ground Data Processing System and the ISTP Mission Investigators".