OBJECT = COLUMN NAME = SCET_BLOCK_WHOLE COLUMN_NUMBER = 1 DATA_TYPE = MSB_UNSIGNED_INTEGER START_BYTE = 1 BYTES = 4 DESCRIPTION = "Spacecraft clock count at the time of data block acquisition, whole seconds part." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SCET_BLOCK_FRAC COLUMN_NUMBER = 2 DATA_TYPE = MSB_UNSIGNED_INTEGER START_BYTE = 5 BYTES = 2 DESCRIPTION = "Spacecraft clock count at the time of data block acquisition, fractional seconds part." END_OBJECT = COLUMN OBJECT = COLUMN NAME = EPHEMERIS_TIME COLUMN_NUMBER = 3 DATA_TYPE = IEEE_REAL START_BYTE = 7 BYTES = 8 UNIT = SECONDS DESCRIPTION = "Seconds elapsed since Jan, 1, 2000, 12:00 UTC corresponding to SCET_BLOCK." END_OBJECT = COLUMN OBJECT = COLUMN NAME = GEOMETRY_EPOCH COLUMN_NUMBER = 4 DATA_TYPE = DATE START_BYTE = 15 BYTES = 23 DESCRIPTION = "Time, corresponding to SCET_BLOCK, at which the geometrical and position parameters are computed, expressed in UTC." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SOLAR_LONGITUDE COLUMN_NUMBER = 5 DATA_TYPE = IEEE_REAL START_BYTE = 38 BYTES = 8 UNIT = DEGREES DESCRIPTION = "Value of the angle between the body-Sun line at the time of interest and the body-Sun line at the vernal equinox. This provides a measure of season on a target body, with values of 0 to 90 degrees representing northern spring, 90 to 180 degrees representing northern summer, 180 to 270 degrees representing northern autumn and 270 to 360 degrees representing northern winter." END_OBJECT = COLUMN OBJECT = COLUMN NAME = ORBIT_NUMBER COLUMN_NUMBER = 6 DATA_TYPE = MSB_INTEGER START_BYTE = 46 BYTES = 4 DESCRIPTION = "Number of the orbital revolution of the spacecraft around Mars." END_OBJECT = COLUMN OBJECT = COLUMN NAME = X_MARS_SC_POSITION_VECTOR COLUMN_NUMBER = 7 DATA_TYPE = IEEE_REAL START_BYTE = 50 BYTES = 8 UNIT = KILOMETERS DESCRIPTION = "X component of the position vector from Mars center to the spacecraft expressed in the planetocentric IAU 2000 reference frame, and corrected for light time and stellar aberration." END_OBJECT = COLUMN OBJECT = COLUMN NAME = Y_MARS_SC_POSITION_VECTOR COLUMN_NUMBER = 8 DATA_TYPE = IEEE_REAL START_BYTE = 58 BYTES = 8 UNIT = KILOMETERS DESCRIPTION = "Y component of the position vector from Mars center to the spacecraft expressed in the planetocentric IAU 2000 reference frame, and corrected for light time and stellar aberration." END_OBJECT = COLUMN OBJECT = COLUMN NAME = Z_MARS_SC_POSITION_VECTOR COLUMN_NUMBER = 9 DATA_TYPE = IEEE_REAL START_BYTE = 66 BYTES = 8 UNIT = KILOMETERS DESCRIPTION = "Z component of the position vector from Mars center to the spacecraft expressed in the planetocentric IAU 2000 reference frame, and corrected for light time and stellar aberration." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SPACECRAFT_ALTITUDE COLUMN_NUMBER = 10 DATA_TYPE = IEEE_REAL START_BYTE = 74 BYTES = 8 UNIT = KILOMETERS DESCRIPTION = "distance from the spacecraft to the IAU 2000 Mars ellipsoid measured normal to the surface." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SUB_SC_EAST_LONGITUDE COLUMN_NUMBER = 11 DATA_TYPE = IEEE_REAL START_BYTE = 82 BYTES = 8 UNIT = DEGREES DESCRIPTION = "IAU 2000 longitude of the sub spacecraft point that is the point on Mars that lies directly beneath the spacecraft." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SUB_SC_PLANETOCENTRIC_LATITUDE COLUMN_NUMBER = 12 DATA_TYPE = IEEE_REAL START_BYTE = 90 BYTES = 8 UNIT = DEGREES DESCRIPTION = "IAU 2000 planetocentric latitude of the sub spacecraft point that is the point on Mars that lies directly beneath the spacecraft." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SUB_SC_PLANETOGRAPHIC_LATITUDE COLUMN_NUMBER = 13 DATA_TYPE = IEEE_REAL START_BYTE = 98 BYTES = 8 UNIT = DEGREES DESCRIPTION = "IAU 2000 planetographic latitude of the sub spacecraft point that is the point on Mars that lies directly beneath the spacecraft." END_OBJECT = COLUMN OBJECT = COLUMN NAME = X_MARS_SC_VELOCITY_VECTOR COLUMN_NUMBER = 14 DATA_TYPE = IEEE_REAL START_BYTE = 106 BYTES = 8 UNIT = "KILOMETERS/SECOND" DESCRIPTION = "X component of the velocity vector of the spacecraft w.r.t. the center of Mars expressed in the planetocentric IAU 2000 reference frame, and corrected for light time and stellar aberration." END_OBJECT = COLUMN OBJECT = COLUMN NAME = Y_MARS_SC_VELOCITY_VECTOR COLUMN_NUMBER = 15 DATA_TYPE = IEEE_REAL START_BYTE = 114 BYTES = 8 UNIT = "KILOMETERS/SECOND" DESCRIPTION = "Y component of the velocity vector of the spacecraft w.r.t. the center of Mars expressed in the planetocentric IAU 2000 reference frame, and corrected for light time and stellar aberration." END_OBJECT = COLUMN OBJECT = COLUMN NAME = Z_MARS_SC_VELOCITY_VECTOR COLUMN_NUMBER = 16 DATA_TYPE = IEEE_REAL START_BYTE = 122 BYTES = 8 UNIT = "KILOMETERS/SECOND" DESCRIPTION = "Z component of the velocity vector of the spacecraft w.r.t. the center of Mars expressed in the planetocentric IAU 2000 reference frame, and corrected for light time and stellar aberration." END_OBJECT = COLUMN OBJECT = COLUMN NAME = MARS_SC_RADIAL_VELOCITY COLUMN_NUMBER = 17 DATA_TYPE = IEEE_REAL START_BYTE = 130 BYTES = 8 UNIT = "KILOMETERS/SECOND" DESCRIPTION = "Radial component of the velocity vector of the spacecraft w.r.t. the center of Mars expressed in the planetocentric IAU 2000 reference frame, and corrected for light time and stellar aberration." END_OBJECT = COLUMN OBJECT = COLUMN NAME = MARS_SC_TANGENTIAL_VELOCITY COLUMN_NUMBER = 18 DATA_TYPE = IEEE_REAL START_BYTE = 138 BYTES = 8 UNIT = "KILOMETERS/SECOND" DESCRIPTION = "Tangential component of the velocity vector of the spacecraft w.r.t. the center of Mars expressed in the planetocentric IAU 2000 reference frame, and corrected for light time and stellar aberration." END_OBJECT = COLUMN OBJECT = COLUMN NAME = LOCAL_TRUE_SOLAR_TIME COLUMN_NUMBER = 19 DATA_TYPE = IEEE_REAL START_BYTE = 146 BYTES = 8 UNIT = "DECIMAL HOURS" DESCRIPTION = "Angle between the meridian passing through the sub-spacecraft point and the meridian passing through the subsolar point of Mars, expressed on a '24 hour' clock. 12.000 corresponds to an angle of 0 degrees, while 00.000 corresponds to an angle of 180 degrees." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SOLAR_ZENITH_ANGLE COLUMN_NUMBER = 20 DATA_TYPE = IEEE_REAL START_BYTE = 154 BYTES = 8 UNIT = DEGREES DESCRIPTION = "Angle between the nadir at the sub-spacecraft point and a vector from the sub-spacecraft point to the Sun." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SC_PITCH_ANGLE COLUMN_NUMBER = 21 DATA_TYPE = IEEE_REAL START_BYTE = 162 BYTES = 8 UNIT = DEGREES DESCRIPTION = "Spacecraft pitch angle in the reference frame with the Z axis co-aligned with the center of Mars - spacecraft position vector and the X axis in the plane containing the Z axis and the spacecraft velocity vector w.r.t. Mars." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SC_YAW_ANGLE COLUMN_NUMBER = 22 DATA_TYPE = IEEE_REAL START_BYTE = 170 BYTES = 8 UNIT = DEGREES DESCRIPTION = "Spacecraft yaw angle in the reference frame with the Z axis co-aligned with the center of Mars - spacecraft position vector and the X axis in the plane containing the Z axis and the spacecraft velocity vector w.r.t. Mars." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SC_ROLL_ANGLE COLUMN_NUMBER = 23 DATA_TYPE = IEEE_REAL START_BYTE = 178 BYTES = 8 UNIT = DEGREES DESCRIPTION = "Spacecraft roll angle in the reference frame with the Z axis co-aligned with the center of Mars - spacecraft position vector and the X axis in the plane containing the Z axis and the spacecraft velocity vector w.r.t. Mars." END_OBJECT = COLUMN OBJECT = COLUMN NAME = MRO_SAMX_INNER_GIMBAL_ANGLE COLUMN_NUMBER = 24 DATA_TYPE = IEEE_REAL START_BYTE = 186 BYTES = 8 UNIT = DEGREES DESCRIPTION = "Inner gimbal angle of the MRO solar array in the -X direction." END_OBJECT = COLUMN OBJECT = COLUMN NAME = MRO_SAMX_OUTER_GIMBAL_ANGLE COLUMN_NUMBER = 25 DATA_TYPE = IEEE_REAL START_BYTE = 194 BYTES = 8 UNIT = DEGREES DESCRIPTION = "Outer gimbal angle of the MRO solar array in the -X direction." END_OBJECT = COLUMN OBJECT = COLUMN NAME = MRO_SAPX_INNER_GIMBAL_ANGLE COLUMN_NUMBER = 26 DATA_TYPE = IEEE_REAL START_BYTE = 202 BYTES = 8 UNIT = DEGREES DESCRIPTION = "Inner gimbal angle of the MRO solar array in the +X direction." END_OBJECT = COLUMN OBJECT = COLUMN NAME = MRO_SAPX_OUTER_GIMBAL_ANGLE COLUMN_NUMBER = 27 DATA_TYPE = IEEE_REAL START_BYTE = 210 BYTES = 8 UNIT = DEGREES DESCRIPTION = "Outer gimbal angle of the MRO solar array in the +X direction." END_OBJECT = COLUMN OBJECT = COLUMN NAME = MRO_HGA_INNER_GIMBAL_ANGLE COLUMN_NUMBER = 28 DATA_TYPE = IEEE_REAL START_BYTE = 218 BYTES = 8 UNIT = DEGREES DESCRIPTION = "Inner gimbal angle of the MRO high gain antenna." END_OBJECT = COLUMN OBJECT = COLUMN NAME = MRO_HGA_OUTER_GIMBAL_ANGLE COLUMN_NUMBER = 29 DATA_TYPE = IEEE_REAL START_BYTE = 226 BYTES = 8 UNIT = DEGREES DESCRIPTION = "Outer gimbal angle of the MRO high gain antenna." END_OBJECT = COLUMN OBJECT = COLUMN NAME = DES_TEMP COLUMN_NUMBER = 30 DATA_TYPE = IEEE_REAL START_BYTE = 234 BYTES = 4 UNIT = CELSIUS DESCRIPTION = "Internal DES Temperature." END_OBJECT = COLUMN OBJECT = COLUMN NAME = DES_5V COLUMN_NUMBER = 31 DATA_TYPE = IEEE_REAL START_BYTE = 238 BYTES = 4 UNIT = VOLTS DESCRIPTION = "DES Digital 5V Supply." END_OBJECT = COLUMN OBJECT = COLUMN NAME = DES_12V COLUMN_NUMBER = 32 DATA_TYPE = IEEE_REAL START_BYTE = 242 BYTES = 4 UNIT = VOLTS DESCRIPTION = "DES Analog 12V Supply." END_OBJECT = COLUMN OBJECT = COLUMN NAME = DES_2V5 COLUMN_NUMBER = 33 DATA_TYPE = IEEE_REAL START_BYTE = 246 BYTES = 4 UNIT = VOLTS DESCRIPTION = "DES Digital 2V5 Supply." END_OBJECT = COLUMN OBJECT = COLUMN NAME = RX_TEMP COLUMN_NUMBER = 34 DATA_TYPE = IEEE_REAL START_BYTE = 250 BYTES = 4 UNIT = CELSIUS DESCRIPTION = "Internal RX Temperature." END_OBJECT = COLUMN OBJECT = COLUMN NAME = TX_TEMP COLUMN_NUMBER = 35 DATA_TYPE = IEEE_REAL START_BYTE = 254 BYTES = 4 UNIT = CELSIUS DESCRIPTION = "Internal TFE Temperature" END_OBJECT = COLUMN OBJECT = COLUMN NAME = TX_LEV COLUMN_NUMBER = 36 DATA_TYPE = IEEE_REAL START_BYTE = 258 BYTES = 4 UNIT = WATTS DESCRIPTION = "TFE output power level." END_OBJECT = COLUMN OBJECT = COLUMN NAME = TX_CURR COLUMN_NUMBER = 37 DATA_TYPE = IEEE_REAL START_BYTE = 262 BYTES = 4 UNIT = AMPERE DESCRIPTION = "TFE primary power current (measured internally to TFE)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = CORRUPTED_DATA_FLAG COLUMN_NUMBER = 38 DATA_TYPE = MSB_INTEGER START_BYTE = 266 BYTES = 2 VALID_MAXIMUM = 1 VALID_MINIMUM = 0 DESCRIPTION = "This flag which is set to one when the current data block is corrupted." END_OBJECT = COLUMN