PDS_VERSION_ID = PDS3 RECORD_TYPE = FIXED_LENGTH RECORD_BYTES = 882 FILE_RECORDS = "UNK" ^INDEX_HEADER = "IMGINDX.HDR" ^INDEX_TABLE = "IMGINDX.TAB" DATA_SET_ID = "CLEM1-/L/E/Y-A/B/U/H/L/N-2-EDR-V1.0" SPACECRAFT_NAME = "CLEMENTINE 1" INSTRUMENT_NAME = {"A STAR TRACKER CAMERA", "B STAR TRACKER CAMERA" , "LIDAR HIGH-RESOLUTION IMAGER", "LONG WAVELENGTH INFRARED CAMERA" , "NEAR INFRARED CAMERA", "ULTRAVIOLET/VISIBLE CAMERA"} TARGET_NAME = {"EARTH", "MOON", "SKY" , "UNK"} OBJECT = INDEX_HEADER HEADER_TYPE = SPREADSHEET BYTES = 1104 /* SIZE OF HEADER FILE */ RECORDS = 1 INTERCHANGE_FORMAT = ASCII DESCRIPTION = "The index header file contains one record that is a comma delimited list of the index table column names. This is to facilitate the use of this index file with spreadsheet applications such as EXCEL." END_OBJECT = INDEX_HEADER OBJECT = INDEX_TABLE INTERCHANGE_FORMAT = ASCII ROWS = "UNK" COLUMNS = 73 ROW_BYTES = 882 DESCRIPTION = "The image index table contains parameters that describe the observation and camera states for each image found on the CD-ROM." OBJECT = COLUMN NAME = VOLUME_ID COLUMN_NUMBER = 1 DATA_TYPE = CHARACTER START_BYTE = 2 BYTES = 7 FORMAT = "A7" DESCRIPTION = "The volume_id element provides a unique identifier for a data volume." END_OBJECT = COLUMN OBJECT = COLUMN NAME = REVOLUTION_NUMBER COLUMN_NUMBER = 2 VALID_MINIMUM = 1 VALID_MAXIMUM = 350 DATA_TYPE = ASCII_INTEGER START_BYTE = 11 BYTES = 3 FORMAT = "I3" DESCRIPTION = "The revolution number refers to an observational pass over the moon. The revolution number is incremented by one each time the spacecraft passes over the south pole prior to the beginning of data acquisition. REVOLUTION_NUMBER is used in lieu of orbit number because of the way the orbit number was defined by the mission. The orbit number is incremented at the equator on the sunlit side of the Moon. Thus, the orbit number is changed in the middle of an observational pass. This proved to be awkward in defining the data acquired by a single pass over the Moon." END_OBJECT = COLUMN OBJECT = COLUMN NAME = FRAME_SEQUENCE_NUMBER COLUMN_NUMBER = 3 DATA_TYPE = ASCII_INTEGER START_BYTE = 15 BYTES = 5 FORMAT = "I5" DESCRIPTION = "Sequential frame number of the image acquired during a pass over the Moon. For non-lunar mapping phase of mission the sequence number refers to the image sequence within a spacecraft memory download." END_OBJECT = COLUMN OBJECT = COLUMN NAME = ORIGINAL_FRAME_SEQUENCE_NUMBER COLUMN_NUMBER = 4 DATA_TYPE = ASCII_INTEGER START_BYTE = 21 BYTES = 5 FORMAT = "I5" DESCRIPTION = "The original frame sequence number field contains the preliminary sequence number given to the image, during active flight project operations. For new users of the Clementine data products this field should be ignored." END_OBJECT = COLUMN OBJECT = COLUMN NAME = INSTRUMENT_ID COLUMN_NUMBER = 5 DATA_TYPE = CHARACTER START_BYTE = 28 BYTES = 6 FORMAT = "A6" DESCRIPTION ="A-STAR (A star tracker camera) B-STAR (B star tracker camera) HIRES (LIDAR High Resolution camera) UVVIS (Ultraviolet/Visible camera) LWIR (Long Wavelength Infrared camera) NIR (Near Infrared camera)" END_OBJECT = COLUMN OBJECT = COLUMN NAME = LINES COLUMN_NUMBER = 6 DATA_TYPE = ASCII_INTEGER START_BYTE = 36 BYTES = 3 FORMAT = "I3" DESCRIPTION = "The lines element indicates the total number of data instances along the vertical axis of an image. This is the slowest varying dimension of the 2 dimensional image array." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SAMPLES COLUMN_NUMBER = 7 DATA_TYPE = ASCII_INTEGER START_BYTE = 40 BYTES = 3 FORMAT = "I3" DESCRIPTION = "The samples element indicates the total number of data instances along the horizontal axis of an image. This is the fastest varying dimension of the 2 dimensional image array." END_OBJECT = COLUMN OBJECT = COLUMN NAME = UNCORRECTED_START_TIME COLUMN_NUMBER = 8 DATA_TYPE = TIME START_BYTE = 45 BYTES = 24 FORMAT = "A24" DESCRIPTION = "This keyword contains the time of the observation as sent down by the spacecraft. This time may be incorrect due to a software problem that existed onboard the spacecraft. The difference between the START_TIME and the UNCORRECTED_START_TIME is the estimated correction that was applied to the START_TIME during ground processing." END_OBJECT = COLUMN OBJECT = COLUMN NAME = START_TIME COLUMN_NUMBER = 9 DATA_TYPE = TIME START_BYTE = 72 BYTES = 24 FORMAT = "A24" 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." END_OBJECT = COLUMN OBJECT = COLUMN NAME = EXPOSURE_DURATION COLUMN_NUMBER = 10 DATA_TYPE = ASCII_REAL START_BYTE = 98 BYTES = 10 FORMAT = "F10.6" DESCRIPTION = "Exposure duration (integration time) of the image observation expressed in milliseconds." END_OBJECT = COLUMN OBJECT = COLUMN NAME = GAIN_MODE_ID COLUMN_NUMBER = 11 DATA_TYPE = CHARACTER START_BYTE = 110 BYTES = 3 FORMAT = "A3" DESCRIPTION = "Gain mode of the Camera. Mode that defines the sensitivity of the detector." END_OBJECT = COLUMN OBJECT = COLUMN NAME = MCP_GAIN_MODE_ID COLUMN_NUMBER = 12 DATA_TYPE = CHARACTER START_BYTE = 116 BYTES = 3 FORMAT = "A3" DESCRIPTION = "Micro Channel Plate (MCP) gain mode. This keyword is applicable only to the HIRES camera." END_OBJECT = COLUMN OBJECT = COLUMN NAME = OFFSET_MODE_ID COLUMN_NUMBER = 13 DATA_TYPE = CHARACTER START_BYTE = 122 BYTES = 3 FORMAT = "A3" DESCRIPTION = "Offset Mode ID specifies the analog value that is subtracted from the video signal prior to the analog/digital converters." END_OBJECT = COLUMN OBJECT = COLUMN NAME = FILTER_NAME COLUMN_NUMBER = 14 DATA_TYPE = CHARACTER START_BYTE = 128 BYTES = 1 FORMAT = "A1" DESCRIPTION = "Filter name. The filter names are assigned alpha letters to designate the filter position. The CENTER_FILTER_WAVELENGTH parameter defines the central wavelength of the filter. Values for each camera are shown, center wavelength and bandwidth are given in nanometers. Camera/Filter/Center/Bandwidth UVVIS A - 415 40 B - 750 10 C - 900 20 D - 950 30 E - 1000 30 F - 650 550 (BROADBAND FILTER) NIR A - 1100 60 B - 1250 60 C - 1500 60 D - 2000 60 E - 2600 60 F - 2780 60 HIRES A - 415 40 B - 560 50 C - 650 50 D - 750 50 E - 650 350 (BROADBAND FILTER) F - N/A N/A (OPAQUE FILTER) LWIR A - 8750 1500 A-STAR A - N/A N/A (BROADBAND, NO FILTER WHEEL) B-STAR A - N/A N/A (BROADBAND, NO FILTER WHEEL)" END_OBJECT = COLUMN OBJECT = COLUMN NAME = MEAN COLUMN_NUMBER = 15 VALID_MINIMUM = 0 VALID_MAXIMUM = 255 DATA_TYPE = ASCII_REAL START_BYTE = 131 BYTES = 10 FORMAT = "F10.6" DESCRIPTION = "The mean element refers to the mean value of the image array after decompression of the image." END_OBJECT = COLUMN OBJECT = COLUMN NAME = STANDARD_DEVIATION COLUMN_NUMBER = 16 VALID_MINIMUM = 0 VALID_MAXIMUM = 255 DATA_TYPE = ASCII_REAL START_BYTE = 142 BYTES = 10 FORMAT = "F10.6" DESCRIPTION = "The standard deviation element refers to the standard deviation of the image array after decompression of the image." END_OBJECT = COLUMN OBJECT = COLUMN NAME = MAXIMUM COLUMN_NUMBER = 17 VALID_MINIMUM = 0 VALID_MAXIMUM = 255 DATA_TYPE = ASCII_REAL START_BYTE = 153 BYTES = 3 FORMAT = "F3.0" DESCRIPTION = "The maximum element indicates the largest value occurring in a given instance of the image array." END_OBJECT = COLUMN OBJECT = COLUMN NAME = MINIMUM COLUMN_NUMBER = 18 VALID_MINIMUM = 0 VALID_MAXIMUM = 255 DATA_TYPE = ASCII_REAL START_BYTE = 157 BYTES = 3 FORMAT = "F3.0" DESCRIPTION = "The minimum element indicates the smallest value occurring in a given instance of the image array." END_OBJECT = COLUMN OBJECT = COLUMN NAME = ENCODING_COMPRESSION_RATIO COLUMN_NUMBER = 19 VALID_MINIMUM = 1 VALID_MAXIMUM = 80 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 161 BYTES = 5 FORMAT = "F5.2" DESCRIPTION = "The encoding compression ratio indicates the ratio of the uncompressed image size to the compressed image size." END_OBJECT = COLUMN OBJECT = COLUMN NAME = ORIGINAL_PRODUCT_ID COLUMN_NUMBER = 20 DATA_TYPE = CHARACTER START_BYTE = 168 BYTES = 12 FORMAT = "A12" DESCRIPTION = "During active flight operations, the images were assigned temporary file names and product id's. This keyword contains the temporary product_id (and file name) given to the image. This field should be ignored by all new users of the Clementine data products." END_OBJECT = COLUMN OBJECT = COLUMN NAME = FILE_NAME COLUMN_NUMBER = 21 DATA_TYPE = CHARACTER START_BYTE = 183 BYTES = 12 FORMAT = "A12" DESCRIPTION = "The file_name element provides the file name under which a discrete entity is stored. To promote portability across systems the file name shall exclude directory, path, and version specification. The file_name typically identifies a single component of a data set. The file name and product id are identical for the Clementine EDR data products." END_OBJECT = COLUMN OBJECT = COLUMN NAME = PRODUCT_ID COLUMN_NUMBER = 22 DATA_TYPE = CHARACTER START_BYTE = 183 BYTES = 12 FORMAT = "A12" DESCRIPTION = "The product_id data element represents a permanent, unique identifier assigned to a data product by its producer. The product_id is identical to the name of the EDR file. Where: m = Mission Phase P = Prelaunch L = Lunar mapping E = Earth mapping (LEO and phasing loops) s = Sensor A = Startracker A B = Startracker B U = UV/Vis H = Hi-Resolution sensor N = Near infrared sensor L = Long wavelength infrared sensor f = Filter wheel position (A, B, C, D, E, F) xxxx = Frame number within revolution y = Latitude bin for lunar mapping observations. This character signifies a latitude range on the lunar surface where the observation was made. The latitude of 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 = 70 to 80 E = -50 to -40 Q = 80 to 90 F = -40 to -30 R = Lunar observations prior to G = -30 to -20 systematic mapping H = -20 to -10 S = Earth observations prior to I = -10 to 0 systematic mapping J = 0 to 10 T = Star observations prior to K = 10 to 20 systematic mapping L = 20 to 30 W = Lunar observations after systematic mapping Y = Earth observations after systematic mapping Z = Star observations after systematic mapping rrr = Revolution number (lunar mapping phase) For non-lunar mapping phase of the mission, the string 'xxxxy.rrr' takes on a different meaning: rrr = Data down load (dump) number within the mission phase. The image data is periodically downloaded from the spacecraft's solid state data recorder. This field specifies a sequence number, starting with 1, of the download cycle. xxxx = Image sequence number of within the download. y = This field contains an alpha character A-Z. The letter increases to the next alpha character after each 100 images. This letter helps limit the number of images that go into each subdirectory on the CD-ROM." END_OBJECT = COLUMN OBJECT = COLUMN NAME = DOWNLOAD_ID COLUMN_NUMBER = 23 DATA_TYPE = CHARACTER START_BYTE = 198 BYTES = 8 FORMAT = "A8" DESCRIPTION = "The download id element is the unique mission identifier used to indicate a download of the spacecraft's onboard digital data storage unit. For the Clementine mission, the format is as follows: DOWNLOAD_ID (8 character filed): 'abbbccde' a = Mission Phase A = Experimental/Pre-Launch B = Launch C = Low earth orbit D = Trans-Lunar orbit E = Lunar Mapping bbb = Julian Day cc = Hour d = Tens of Minutes e = Telemetry receiving site P = Pomonkey C = Canberra G = Goldstone M = Madrid 0-9 = AFSCN Sites" END_OBJECT = COLUMN OBJECT = COLUMN NAME = SEQUENCE_TABLE_ID COLUMN_NUMBER = 24 DATA_TYPE = CHARACTER START_BYTE = 209 BYTES = 16 FORMAT = "A16" DESCRIPTION = "This parameter contains the image acquisition sequence code that specifies the camera/filter image sequencing for a set of observations. The ID indicates the order in which cameras are shuttered and the order for which filters are used in the set of observations. The sequence tables will be defined in the ancillary CD-ROM data products that accompany the Clementine EDR archive." END_OBJECT = COLUMN OBJECT = COLUMN NAME = CENTRAL_BODY_NAME COLUMN_NUMBER = 25 DATA_TYPE = CHARACTER START_BYTE = 228 BYTES = 5 FORMAT = "A5" DESCRIPTION = "The central body name keyword refers to the body about which the spacecraft is orbiting. For the Clementine mission, the values are Earth and Moon. During the low earth orbit phase, this value is EARTH. During the lunar mapping phase, this value is MOON. During the phasing loops, the value transitions between MOON and EARTH." END_OBJECT = COLUMN OBJECT = COLUMN NAME = TARGET_NAME COLUMN_NUMBER = 26 DATA_TYPE = CHARACTER START_BYTE = 236 BYTES = 5 FORMAT = "A5" DESCRIPTION = "Observational target: MOON, EARTH, SKY" END_OBJECT = COLUMN OBJECT = COLUMN NAME = LIGHT_SOURCE_NAME COLUMN_NUMBER = 27 DATA_TYPE = CHARACTER START_BYTE = 244 BYTES = 5 FORMAT = "A5" DESCRIPTION = "The secondary source name element refers to the secondary lighting source during an observation. For lunar observations, the secondary lighting source is the EARTH. For Earth observations, the secondary lighting source is the MOON. The primary lighting source is always the SUN." END_OBJECT = COLUMN OBJECT = COLUMN NAME = RIGHT_ASCENSION COLUMN_NUMBER = 28 VALID_MINIMUM = 0 VALID_MAXIMUM = 360 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 251 BYTES = 7 FORMAT = "F7.2" DESCRIPTION = "The right ascension of the camera boresight. The values are specified relative to the J2000 inertial reference frame." END_OBJECT = COLUMN OBJECT = COLUMN NAME = DECLINATION COLUMN_NUMBER = 29 VALID_MINIMUM = 0 VALID_MAXIMUM = 360 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 259 BYTES = 7 FORMAT = "F7.2" DESCRIPTION = "The declination of the camera boresight. The values are specified relative to the J2000 inertial reference frame." END_OBJECT = COLUMN OBJECT = COLUMN NAME = RETICLE_POINT_RA COLUMN_NUMBER = 30 VALID_MINIMUM = 0 VALID_MAXIMUM = 360 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL ITEMS = 4 ITEM_OFFSET = 16 START_BYTE = 267 ITEM_BYTES = 7 BYTES = 31 FORMAT = "F7.2" DESCRIPTION = "These parameters refer to the right ascension of the principal points of the camera. For the Clementine cameras the principal points are defined as the upper left pixel of the camera (line 1, sample 1), the upper right pixel (line 1 , last sample), lower left (last line, sample 1), and lower right(last line, last sample)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = RETICLE_POINT_DECLINATION COLUMN_NUMBER = 31 VALID_MINIMUM = -90 VALID_MAXIMUM = 90 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL ITEMS = 4 ITEM_OFFSET = 16 START_BYTE = 275 ITEM_BYTES = 7 BYTES = 31 FORMAT = "F7.2" DESCRIPTION = "These parameters refer to the declination of the principal points of the camera. For the Clementine cameras the principal points are defined as the upper left pixel of the camera (line 1, sample 1), the upper right pixel (line 1 , last sample), lower left (last line, sample 1), and lower right(last line, last sample)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SC_TARGET_POSITION_VECTOR COLUMN_NUMBER = 32 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL ITEMS = 3 ITEM_OFFSET = 13 START_BYTE = 331 ITEM_BYTES = 12 BYTES = 38 FORMAT = "F12.1" DESCRIPTION = "x-, y-, and z- components of the position vector from observer to target center expressed in J2000 coordinates, and corrected for light time and stellar aberration, evaluated at epoch at which image was taken." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SC_TARGET_VELOCITY_VECTOR COLUMN_NUMBER = 33 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL ITEMS = 3 ITEM_OFFSET = 9 START_BYTE = 370 ITEM_BYTES = 8 BYTES = 26 FORMAT = "F8.4" DESCRIPTION = "x-, y-, and z- components of velocity vector of target relative to observer, expressed in J2000 coordinates, and corrected for light time, evaluated at epoch at which image was taken." END_OBJECT = COLUMN OBJECT = COLUMN NAME = TARGET_CENTER_DISTANCE COLUMN_NUMBER = 34 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 397 BYTES = 11 FORMAT = "F11.1" DESCRIPTION = "The target_center_distance element provides the distance between the spacecraft and the center of the named target, expressed in kilometers." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SLANT_DISTANCE COLUMN_NUMBER = 35 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 409 BYTES = 11 FORMAT = "F11.1" DESCRIPTION = "Distance from spacecraft to camera boresight intercept point on surface expressed in kilometers." END_OBJECT = COLUMN OBJECT = COLUMN NAME = CENTER_LATITUDE COLUMN_NUMBER = 36 VALID_MINIMUM = -90 VALID_MAXIMUM = 90 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 421 BYTES = 7 FORMAT = "F7.2" DESCRIPTION = "Planetocentric latitude of camera boresight intercept point." END_OBJECT = COLUMN OBJECT = COLUMN NAME = CENTER_LONGITUDE COLUMN_NUMBER = 37 VALID_MINIMUM = 0 VALID_MAXIMUM = 360 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 429 BYTES = 7 FORMAT = "F7.2" DESCRIPTION = "Planetocentric longitude of camera boresight intercept point." END_OBJECT = COLUMN OBJECT = COLUMN NAME = RETICLE_POINT_LATITUDE COLUMN_NUMBER = 38 VALID_MINIMUM = -90 VALID_MAXIMUM = 90 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL ITEMS = 4 ITEM_OFFSET = 16 START_BYTE = 437 ITEM_BYTES = 7 BYTES = 31 FORMAT = "F7.2" DESCRIPTION = "Planetocentric latitudes of the surface intercept points of the principal points of the camera (see RETICLE_POINT_RA for definition of the reticle points for Clementine)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = RETICLE_POINT_LONGITUDE COLUMN_NUMBER = 39 VALID_MINIMUM = 0 VALID_MAXIMUM = 360 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL ITEMS = 4 ITEM_OFFSET = 16 START_BYTE = 445 ITEM_BYTES = 7 BYTES = 31 FORMAT = "F7.2" DESCRIPTION = "Longitudes of the surface intercept points of the principal points of the camera (see RETICLE_POINT_RA for definition of the reticle points for Clementine)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = HORIZONTAL_PIXEL_SCALE COLUMN_NUMBER = 40 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 501 BYTES = 7 FORMAT = "F7.3" DESCRIPTION = "Distance, measured along horizontal directions, 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." END_OBJECT = COLUMN OBJECT = COLUMN NAME = VERTICAL_PIXEL_SCALE COLUMN_NUMBER = 41 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 509 BYTES = 7 FORMAT = "F7.3" DESCRIPTION = "Distance, measured along vertical directions, 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." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SMEAR_MAGNITUDE COLUMN_NUMBER = 42 VALID_MINIMUM = 0 VALID_MAXIMUM = UNK NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 517 BYTES = 7 FORMAT = "F7.3" DESCRIPTION = "Norm of velocity vector of camera boresight intercept point projected on target, multiplied by the exposure duration with the scale of the image factored to obtain the smear in pixels. Spacecraft rotation is taken into account. Units are in pixels." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SMEAR_AZIMUTH COLUMN_NUMBER = 43 VALID_MINIMUM = 0 VALID_MAXIMUM = 360 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 525 BYTES = 7 FORMAT = "F7.2" DESCRIPTION = "Azimuth of smear velocity vector. The reference line for the angle extends from the center of the image to the right edge of the image. The angle increases in the clock-wise direction. The angle is measured to the 'image' of the smear velocity vector in the camera's focal plane. This image is computed by orthogonally projecting the smear vector onto the image plane and then applying whatever transformations are required to orient the result properly with respect to the image. The specific transformations to be performed are given by the camera's I-kernel." END_OBJECT = COLUMN OBJECT = COLUMN NAME = NORTH_AZIMUTH COLUMN_NUMBER = 44 VALID_MINIMUM = 0 VALID_MAXIMUM = 360 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 533 BYTES = 7 FORMAT = "F7.2" DESCRIPTION = "Analog to smear azimuth, but applies to the target north pole direction vector." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SUB_SPACECRAFT_LATITUDE COLUMN_NUMBER = 45 VALID_MINIMUM = -90 VALID_MAXIMUM = 90 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 541 BYTES = 7 FORMAT = "F7.2" DESCRIPTION = "Planetocentric latitude of spacecraft-to-target-center surface intercept vector." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SUB_SPACECRAFT_LONGITUDE COLUMN_NUMBER = 46 VALID_MINIMUM = 0 VALID_MAXIMUM = 360 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 549 BYTES = 7 FORMAT = "F7.2" DESCRIPTION = "Planetocentric longitude of spacecraft-to-target-center surface intercept vector." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SPACECRAFT_ALTITUDE COLUMN_NUMBER = 47 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 557 BYTES = 8 FORMAT = "F8.1" DESCRIPTION = "Altitude of spacecraft above reference ellipsoid. Distance is measured to closest point on ellipsoid." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SUB_SPACECRAFT_AZIMUTH COLUMN_NUMBER = 48 VALID_MINIMUM = 0 VALID_MAXIMUM = 360 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 566 BYTES = 7 FORMAT = "F7.2" DESCRIPTION = "Azimuth angle of sub-spacecraft point in image. Method of measurement is same as for smear azimuth (see above)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SC_SUN_POSITION_VECTOR COLUMN_NUMBER = 49 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL ITEMS = 3 ITEM_OFFSET = 13 START_BYTE = 574 ITEM_BYTES = 12 BYTES = 38 FORMAT = "F12.1" DESCRIPTION = "x-, y-, and z- components of position vector from observer to sun, center expressed in J2000 coordinates, and corrected for light time and stellar aberration, evaluated at epoch at which image was taken." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SC_SUN_VELOCITY_VECTOR COLUMN_NUMBER = 50 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL ITEMS = 3 ITEM_OFFSET = 9 START_BYTE = 613 ITEM_BYTES = 8 BYTES = 26 FORMAT = "F8.4" DESCRIPTION = "x-, y-, and z- components of velocity vector of sun relative to observer, expressed in J2000 coordinates, and corrected for light time, evaluated at epoch at which image was taken." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SPACECRAFT_SOLAR_DISTANCE COLUMN_NUMBER = 51 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 640 BYTES = 11 FORMAT = "F11.1" DESCRIPTION = "Analogous to target_center_distance, but Sun replaces target body in computation." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SOLAR_DISTANCE COLUMN_NUMBER = 52 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 652 BYTES = 11 FORMAT = "F11.1" DESCRIPTION = "Distance from target body center to Sun. The Sun position used is that described above." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SUB_SOLAR_AZIMUTH COLUMN_NUMBER = 53 VALID_MINIMUM = 0 VALID_MAXIMUM = 360 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 664 BYTES = 7 FORMAT = "F7.2" DESCRIPTION = "Azimuth of the apparent sub-solar point, as seen by the spacecraft. This point is the surface intercept of the target-center-to-Sun vector, evaluated at the camera epoch minus one-way light time from target to spacecraft at that epoch spacecraft at that epoch. Azimuth is measured as described above. Target body position relative to the spacecraft is corrected for light-time and stellar aberration. Target body orientation is corrected for light-time." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SUB_SOLAR_LATITUDE COLUMN_NUMBER = 54 VALID_MINIMUM = -90 VALID_MAXIMUM = 90 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 672 BYTES = 7 FORMAT = "F7.2" DESCRIPTION = "Planetocentric latitude of the apparent sub-solar point." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SUB_SOLAR_LONGITUDE COLUMN_NUMBER = 55 VALID_MINIMUM = 0 VALID_MAXIMUM = 360 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 680 BYTES = 7 FORMAT = "F7.2" DESCRIPTION = "Planetocentric longitude of the apparent sub-solar point." END_OBJECT = COLUMN OBJECT = COLUMN NAME = TWIST_ANGLE COLUMN_NUMBER = 56 VALID_MINIMUM = 0 VALID_MAXIMUM = 360 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 688 BYTES = 7 FORMAT = "F7.2" DESCRIPTION = "The element TWIST_ANGLE provides the angle of rotation about optical axis relative to celestial coordinates. The right ascension, declination, and twist angles define the pointing direction of the scan platform." END_OBJECT = COLUMN OBJECT = COLUMN NAME = INCIDENCE_ANGLE COLUMN_NUMBER = 57 VALID_MINIMUM = 0 VALID_MAXIMUM = 180 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 696 BYTES = 7 FORMAT = "F7.2" DESCRIPTION = "These angles are measured at the camera boresight intercept point. The target-Sun vector is the same as that used in the sub-solar point computation. The spacecraft-target vector is the same as that used in the camera boresight intercept computation. The INCIDENCE ANGLE is the angle between the target-Sun vector and the local vertical vector at the boresight intercept." END_OBJECT = COLUMN OBJECT = COLUMN NAME = PHASE_ANGLE COLUMN_NUMBER = 58 VALID_MINIMUM = 0 VALID_MAXIMUM = 180 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 704 BYTES = 7 FORMAT = "F7.2" DESCRIPTION = "These angles are measured at the camera boresight intercept point. The target-Sun vector is the same as that used in the sub-solar point computation. The spacecraft-target vector is the same as that used in the camera boresight intercept computation. The PHASE ANGLE is measured between the boresight intercept-to-Sun vector and the negative of the boresight vector." END_OBJECT = COLUMN OBJECT = COLUMN NAME = EMISSION_ANGLE COLUMN_NUMBER = 59 VALID_MINIMUM = 0 VALID_MAXIMUM = 180 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 712 BYTES = 7 FORMAT = "F7.2" DESCRIPTION = "These angles are measured at the camera boresight intercept point. The target-Sun vector is the same as that used in the sub-solar point computation. The spacecraft-target vector is the same as that used in the camera boresight intercept computation. The EMISSION ANGLE is measured between the negative of the boresight vector and the local vertical vector at the boresight intercept." END_OBJECT = COLUMN OBJECT = COLUMN NAME = LOCAL_HOUR_ANGLE COLUMN_NUMBER = 60 VALID_MINIMUM = 0 VALID_MAXIMUM = 360 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 720 BYTES = 7 FORMAT = "F7.2" 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. Both vectors are computed as in the sub-spacecraft point computation. The angle is measured in a counterclockwise direction when viewed from North of the ecliptic plane." END_OBJECT = COLUMN OBJECT = COLUMN NAME = LIGHT_SOURCE_DISTANCE COLUMN_NUMBER = 61 VALID_MINIMUM = 340000 VALID_MAXIMUM = 380000 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 728 BYTES = 11 FORMAT = "F11.1" DESCRIPTION = "Distance from target body center and secondary light source center." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SUB_LIGHT_SOURCE_AZIMUTH COLUMN_NUMBER = 62 VALID_MINIMUM = 0 VALID_MAXIMUM = 360 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 740 BYTES = 7 FORMAT = "F7.2" DESCRIPTION = "Analog to sub solar azimuth but using secondary light source instead of sun." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SUB_LIGHT_SOURCE_LONGITUDE COLUMN_NUMBER = 63 VALID_MINIMUM = 0 VALID_MAXIMUM = 360 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 748 BYTES = 7 FORMAT = "F7.2" DESCRIPTION = "Analog to sub solar longitude but using secondary light source instead of sun." END_OBJECT = COLUMN OBJECT = COLUMN NAME = SUB_LIGHT_SOURCE_LATITUDE COLUMN_NUMBER = 64 VALID_MINIMUM = -90 VALID_MAXIMUM = 90 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 756 BYTES = 7 FORMAT = "F7.2" DESCRIPTION = "Analog to sub solar planetocentric latitude but using secondary light source instead of sun." END_OBJECT = COLUMN OBJECT = COLUMN NAME = LIGHT_SOLAR_INCIDENCE_ANGLE COLUMN_NUMBER = 65 VALID_MINIMUM = 0 VALID_MAXIMUM = 180 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 764 BYTES = 7 FORMAT = "F7.2" DESCRIPTION = "Analog to incidence angle but using secondary light source instead of sun." END_OBJECT = COLUMN OBJECT = COLUMN NAME = LIGHT_SOURCE_PHASE_ANGLE COLUMN_NUMBER = 66 VALID_MINIMUM = 0 VALID_MAXIMUM = 180 NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 772 BYTES = 7 FORMAT = "F7.2" DESCRIPTION = "Analog to phase angle but using secondary light source instead of sun." END_OBJECT = COLUMN OBJECT = COLUMN NAME = PATH_NAME COLUMN_NUMBER = 67 DATA_TYPE = CHARACTER START_BYTE = 781 BYTES = 25 FORMAT = "A25" DESCRIPTION = "The path name element refers to the complete directory location name of the file. The syntax of the path name follows the UNIX convention where subdirectories are signified by a slash character (/)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = MISSION_PHASE_NAME COLUMN_NUMBER = 68 DATA_TYPE = CHARACTER START_BYTE = 809 BYTES = 22 FORMAT = "A22" DESCRIPTION = "Mission Phase names, permitted values: LOW EARTH ORBIT, LUNAR MAPPING, EARTH PHASING LOOP A, EARTH PHASING LOOP B" END_OBJECT = COLUMN OBJECT = COLUMN NAME = ENCODING_TYPE COLUMN_NUMBER = 69 DATA_TYPE = CHARACTER START_BYTE = 834 BYTES = 12 FORMAT = "A12" DESCRIPTION = "The encoding type keyword specifies the type of data compression used to compress the image files. Data compression was performed on-board the spacecraft. Permitted values are: CLEM-JPEG-0, CLEM-JPEG-1, CLEM-JPEG-2, CLEM-JPEG-3, or N/A." END_OBJECT = COLUMN OBJECT = COLUMN NAME = LENS_TEMPERATURE COLUMN_NUMBER = 70 VALID_MINIMUM = 0 VALID_MAXIMUM = "UNK" NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 848 BYTES = 8 FORMAT = "F8.2" DESCRIPTION = "Temperature of the camera lens in degrees Kelvin at the time the observation was made." END_OBJECT = COLUMN OBJECT = COLUMN NAME = FOCAL_PLANE_TEMPERATURE COLUMN_NUMBER = 71 VALID_MINIMUM = 0 VALID_MAXIMUM = "UNK" NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 857 BYTES = 8 FORMAT = "F8.3" DESCRIPTION = "Temperature of the focal plane array in degrees Kelvin at the time the observation was made." END_OBJECT = COLUMN OBJECT = COLUMN NAME = CRYOCOOLER_TEMPERATURE COLUMN_NUMBER = 72 VALID_MINIMUM = 0 VALID_MAXIMUM = "UNK" NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 866 BYTES = 8 FORMAT = "F8.2" DESCRIPTION = "Temperature of the Cryocooler at time observation was made. This field applicable only to the NIR and LWIR cameras." END_OBJECT = COLUMN OBJECT = COLUMN NAME = CRYOCOOLER_DURATION COLUMN_NUMBER = 73 VALID_MINIMUM = 1 VALID_MAXIMUM = "UNK" NOTE = "-1E32=N/A value, +1E32=unknown value" DATA_TYPE = ASCII_REAL START_BYTE = 875 BYTES = 6 FORMAT = "F6.0" DESCRIPTION = "Time that has transpired since the cryocooler was turned on. This field applicable only to the NIR and LWIR cameras." END_OBJECT = COLUMN END_OBJECT = INDEX_TABLE END