*.grid : TAS Hex format, see TAS_HEX_data_structure.pdf
*.fvuns : Fieldview FV-UNS format
All data files are written in big endian, unformatted form.

Contact information:
Atsushi Hashimoto
Numerical Analysis Group
Aerospace Research and Development Directorate
Japan Aerospace Exploration Agency (JAXA)
TEL: +81-0422-40-3140
hashimoto.atsushi@jaxa.jp