VENUS EXPRESS orbit data (cruise phase, HEE frame, 1 min resolution)

This data set contains VENUS EXPRESS position and velocity in HEE frame, 1 min resolution, during the cruise phase. Each ASCII file represents one day. The coordinate system used is HEE (Heliocentric Earth Ecliptic). Data record are arranged chronologically. One record each minute containing : -Time-tag, X.frame (km), Y.frame (km), Z.frame (km), Vx.frame (km/s), Vy.frame (km/s), Vz.frame (km/s) -Data in the records are separated by commas and blanks. Caution: For the first line, the velocity is NaN (Not a Number) initialized.