PDS_VERSION_ID = PDS3 RECORD_TYPE = FIXED_LENGTH FILE_RECORDS = 211746 RECORD_BYTES = 343 ^TABLE = "IMGINDEX.TAB" DATA_SET_ID = "CLEM1-L-LWIR-3-RDR-V1.0" SPACECRAFT_NAME = "CLEMENTINE 1" INSTRUMENT_NAME = "LONG WAVELENGTH INFRARED CAMERA" OBJECT = TABLE INTERCHANGE_FORMAT = ASCII ROWS = 211746 ROW_BYTES = 343 COLUMNS = 34 INDEX_TYPE = SINGLE INDEXED_FILE_NAME = "BT*.IMG" DESCRIPTION = "The image index table contains parameters that describe the observation and states for each image." OBJECT = COLUMN COLUMN_NUMBER = 1 NAME = VOLUME_ID DATA_TYPE = CHARACTER START_BYTE = 2 BYTES = 7 DESCRIPTION = "The volume_id element provides a unique identifier for a data volume." FORMAT = "A7" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 2 NAME = FILE_SPECIFICATION_NAME DATA_TYPE = CHARACTER START_BYTE = 12 BYTES = 28 DESCRIPTION = "Path and file name for the image file." FORMAT = "A28" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 3 NAME = PRODUCT_ID DATA_TYPE = CHARACTER START_BYTE = 43 BYTES = 14 DESCRIPTION = "The product_id data element represents a unique identifier assigned to a data product by its producer. The product_id is identical to the file name: BTxxxxynnn.img. Where: BT = Brightness Temperature xxxx = Frame Sequence Number y = Latitude Bin. This character gives a latitude range on the lunar surface where the observation was made. The center latitude defines the character. A = -90 to -80 M = 30 to 40 B = -80 to -70 N = 40 to 50 C = -70 to -60 O = 50 to 60 D = -60 to -50 P = 60 to 70 E = -50 to -40 Q = 70 to 80 F = -40 to -30 R = 80 to 90 G = -30 to -20 H = -20 to -10 S = unknown target I = -10 to 0 J = 0 to 10 T = Earth observations prior to K = 10 to 20 systematic mapping L = 20 to 30 U = Sky observations prior to systematic mapping V = Lunar observations prior systematic mapping W = Sky observations after systematic mapping Y = Earth observations after systematic mapping Z = Lunar observations after systematic mapping nnn = Revolution Number" FORMAT = "A14" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 4 NAME = MISSION_PHASE_NAME DATA_TYPE = CHARACTER START_BYTE = 60 BYTES = 13 DESCRIPTION = "The mission_phase_name element provides the commonly-used identifier of a mission phase." FORMAT = "A13" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 5 NAME = TARGET_NAME DATA_TYPE = CHARACTER START_BYTE = 76 BYTES = 5 DESCRIPTION = "Observational target." FORMAT = "A5" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 6 NAME = REVOLUTION_NUMBER DATA_TYPE = ASCII_INTEGER START_BYTE = 83 BYTES = 3 DESCRIPTION = "The revolution number refers to an observational pass over the moon. Revolution number is incremented by one each time the spacecraft passes over the south pole prior to the beginning of data acquisition. It is used in lieu of orbit number because is incremented at the equator on the sunlit side of the Moon. Thus, orbit number is changed in the middle of an observational pass. This was awkward in defining data acquired by a single pass over the Moon." FORMAT = "I3" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 7 NAME = FRAME_SEQUENCE_NUMBER DATA_TYPE = ASCII_INTEGER START_BYTE = 87 BYTES = 4 DESCRIPTION = "Sequential frame number for an image acquired during a pass over the Moon." FORMAT = "I4" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 8 NAME = START_TIME DATA_TYPE = TIME START_BYTE = 92 BYTES = 24 DESCRIPTION = "Time of start of observation. This time refers to the start of the integration time of the camera. The value contained in this keyword reflects a 'corrected time'. A software problem onboard the spacecraft caused inaccurate times to be attached to an image. This value contains the best estimated time of the observation." FORMAT = "A24" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 9 NAME = PRODUCT_CREATION_TIME DATA_TYPE = TIME START_BYTE = 117 BYTES = 19 DESCRIPTION = "The time that the data file was created." FORMAT = "A19" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 10 NAME = GAIN_MODE_ID DATA_TYPE = CHARACTER START_BYTE = 138 BYTES = 3 DESCRIPTION = "Gain mode of the camera, which defines the sensitivity of the detector." FORMAT = "A3" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 11 NAME = OFFSET_MODE_ID DATA_TYPE = CHARACTER START_BYTE = 144 BYTES = 3 DESCRIPTION = "Offset Mode ID specifies the analog value that is subtracted from the video signal prior to the analog/digital converters." FORMAT = "A3" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 12 NAME = EXPOSURE_DURATION DATA_TYPE = ASCII_REAL START_BYTE = 149 BYTES = 10 DESCRIPTION = "Exposure duration (integration time) for an image observation expressed in milliseconds." FORMAT = "F10.6" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 13 NAME = CENTER_LATITUDE DATA_TYPE = ASCII_REAL START_BYTE = 160 BYTES = 7 DESCRIPTION = "Planetocentric latitude of camera boresight intercept point." FORMAT = "F7.2" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 14 NAME = CENTER_LONGITUDE DATA_TYPE = ASCII_REAL START_BYTE = 168 BYTES = 7 DESCRIPTION = "Planetocentric longitude of camera boresight intercept point." FORMAT = "F7.2" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 15 NAME = RETICLE_POINT_LATITUDE_1 DATA_TYPE = ASCII_REAL START_BYTE = 176 BYTES = 7 DESCRIPTION = "Planetocentric latitude of camera principal intercept point 1 - upper left pixel (line 1, sample 1)." FORMAT = "F7.2" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 16 NAME = RETICLE_POINT_LATITUDE_2 DATA_TYPE = ASCII_REAL START_BYTE = 184 BYTES = 7 DESCRIPTION = "Planetocentric latitude of camera principal intercept point 2 - upper right pixel (line 1, last sample)." FORMAT = "F7.2" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 17 NAME = RETICLE_POINT_LATITUDE_3 DATA_TYPE = ASCII_REAL START_BYTE = 192 BYTES = 7 DESCRIPTION = "Planetocentric latitude of camera principal intercept point 3 - lower left pixel (last line, sample 1)." FORMAT = "F7.2" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 18 NAME = RETICLE_POINT_LATITUDE_4 DATA_TYPE = ASCII_REAL START_BYTE = 200 BYTES = 7 DESCRIPTION = "Planetocentric latitude of camera principal intercept point 4 - lower right pixel (last line, last sample)." FORMAT = "F7.2" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 19 NAME = RETICLE_POINT_LONGITUDE_1 DATA_TYPE = ASCII_REAL START_BYTE = 208 BYTES = 7 DESCRIPTION = "Planetocentric longitude of camera principal intercept point 1 - upper left pixel (line 1, sample 1)." FORMAT = "F7.2" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 20 NAME = RETICLE_POINT_LONGITUDE_2 DATA_TYPE = ASCII_REAL START_BYTE = 216 BYTES = 7 DESCRIPTION = "Planetocentric longitude of camera principal intercept point 2 - upper right pixel (line 1, last sample)." FORMAT = "F7.2" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 21 NAME = RETICLE_POINT_LONGITUDE_3 DATA_TYPE = ASCII_REAL START_BYTE = 224 BYTES = 7 DESCRIPTION = "Planetocentric longitude of camera principal intercept point 3 - lower left pixel (last line, sample 1)." FORMAT = "F7.2" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 22 NAME = RETICLE_POINT_LONGITUDE_4 DATA_TYPE = ASCII_REAL START_BYTE = 232 BYTES = 7 DESCRIPTION = "Planetocentric longitude of camera principal intercept point 4 - lower right pixel (last line, last sample)." FORMAT = "F7.2" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 23 NAME = HORIZONTAL_PIXEL_SCALE DATA_TYPE = ASCII_REAL START_BYTE = 240 BYTES = 7 DESCRIPTION = "Distance, measured along horizontal direction, along target surface between intercept points defined by centers of left and right edges of pixel-sized region in FOV centered at camera boresight. Defined only when boresight intercepts surface. Units are in kilometers." FORMAT = "F7.3" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 24 NAME = VERTICAL_PIXEL_SCALE DATA_TYPE = ASCII_REAL START_BYTE = 248 BYTES = 7 DESCRIPTION = "Distance, measured along vertical direction, along target surface between intercept points defined by centers of left and right edges of pixel-sized region in FOV centered at camera boresight. Defined only when boresight intercepts surface. Units are in kilometers." FORMAT = "F7.3" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 25 NAME = SPACECRAFT_ALTITUDE DATA_TYPE = ASCII_REAL START_BYTE = 256 BYTES = 8 DESCRIPTION = "Altitude of spacecraft above reference ellipsoid in kilometers. Distance is measured to closest point on ellipsoid." FORMAT = "F8.1" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 26 NAME = NORTH_AZIMUTH DATA_TYPE = ASCII_REAL START_BYTE = 265 BYTES = 7 DESCRIPTION = "Azimuth to target north pole direction vector. The reference line extends from the image center to the right edge of the image. The angle increases in the clock-wise direction to the north pole direction." FORMAT = "F7.2" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 27 NAME = SOLAR_DISTANCE DATA_TYPE = ASCII_REAL START_BYTE = 273 BYTES = 11 DESCRIPTION = "Distance from target body center to Sun in kilometers." FORMAT = "F11.1" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 28 NAME = SUB_SOLAR_LATITUDE DATA_TYPE = ASCII_REAL START_BYTE = 285 BYTES = 7 DESCRIPTION = "Planetocentric latitude of the apparent sub-solar point." FORMAT = "F7.2" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 29 NAME = SUB_SOLAR_LONGITUDE DATA_TYPE = ASCII_REAL START_BYTE = 293 BYTES = 7 DESCRIPTION = "Planetocentric longitude of the apparent sub-solar point." FORMAT = "F7.2" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 30 NAME = INCIDENCE_ANGLE DATA_TYPE = ASCII_REAL START_BYTE = 301 BYTES = 7 DESCRIPTION = "The incidence angle is the angle between the target-Sun vector and the local vertical vector at the boresight intercept." FORMAT = "F7.2" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 31 NAME = EMISSION_ANGLE DATA_TYPE = ASCII_REAL START_BYTE = 309 BYTES = 7 DESCRIPTION = "The emission angle is measured between the negative of the boresight vector and the local vertical vector at the boresight intercept." FORMAT = "F7.2" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 32 NAME = PHASE_ANGLE DATA_TYPE = ASCII_REAL START_BYTE = 317 BYTES = 7 DESCRIPTION = "The phase angle is measured between the boresight intercept-to-Sun vector and the negative of the boresight vector." FORMAT = "F7.2" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 33 NAME = LOCAL_HOUR_ANGLE DATA_TYPE = ASCII_REAL START_BYTE = 325 BYTES = 7 DESCRIPTION = "The angle from the negative of the target-body-to-Sun vector to the projection of the negative of the spacecraft-to-target vector onto the target's instantaneous orbital plane. The angle is measured in a counterclockwise direction when viewed from North of the ecliptic plane." FORMAT = "F7.2" END_OBJECT = COLUMN OBJECT = COLUMN COLUMN_NUMBER = 34 NAME = DATA_PARAMETER_UNCERTAINTY DATA_TYPE = ASCII_REAL START_BYTE = 333 BYTES = 9 DESCRIPTION = "The one sigma error value for the brightness temperatures within an image given in Kelvin." FORMAT = "F9.2" END_OBJECT = COLUMN END_OBJECT = TABLE END