PDS_VERSION_ID                 = PDS3
LABEL_REVISION_NOTE            = "2007-01-18 D. Humm (APL) v0,
                                  surrogate LL CDRs with all 0s;
                                  2007-06-29, D. Humm, v1, set
                                  non-scene pixels to 0. instead
                                  65535. so SP CDRs will have 
                                  real stray light pixels;
                                  2007-07-17 D. Humm, v2, real
                                  LL CDRs calculated from Ted
                                  Roush analysis of laboratory
                                  calibration data;
                                  2007-07-21, D. Humm, v3, 
                                  interpolate over detector
                                  source rows 332-355 (of 0-479),
                                  with endpoints 331 and 356, to
                                  avoid zone 1/2 boundary of
                                  order sorting filter;
                                  2010-06-04, D. Humm, v4, 
                                  apply 3-point spatial median
                                  filter to flat field used to
                                  make LL CDR, and add rows
                                  356-357 to interpolation region"

/*( NOTE: Comments in this label that are delimited with parentheses,     )*/
/*( for example:                                                          )*/
        /*( comment )*/
/*( are notes to the data provider. These comments should be removed      )*/
/*( from the final label.  Comments without parentheses, for example:     )*/
        /* comment */
/*( are intended to be part of the final label.                           )*/

/* Level 4 CDR (Calibration Data Record) Identification */

DATA_SET_ID                    = "MRO-M-CRISM-4/6-CDR-V1.0"
PRODUCT_ID                     = "CDR450924300802_LL0000000L_4"

                               /*( CDR4Ptttttttttt_pprbeeewsn_v           )*/
                               /*( P = partition of sclk time             )*/
                               /*( tttttttttt = s/c start or mean time    )*/
                               /*( pp = calib. type from SIS table 2-8    )*/
                               /*( r = frame rate identifier, 0-4         )*/
                               /*( b = binning identifier, 0-3            )*/
                               /*( eee = exposure time parameter, 0-480   )*/
                               /*( w = wavelength filter, 0-3             )*/
                               /*( s = side: 1 or 2, or 0 if N/A          )*/
                               /*( n = sensor ID: S, L, or J              )*/
                               /*( v = version                            )*/

PRODUCT_TYPE                   = CDR
SPACECRAFT_ID                  = MRO
INSTRUMENT_ID                  = CRISM
START_TIME                     = 2009-04-15T22:13:01
STOP_TIME                      = 2010-01-12T15:48:55
SPACECRAFT_CLOCK_START_COUNT   = "5/0924300802" 
SPACECRAFT_CLOCK_STOP_COUNT    = "9/0947778566"
OBSERVATION_TIME               = NULL
PRODUCT_CREATION_TIME          = 2010-06-08T16:05:00

OBSERVATION_TYPE               = NULL 
OBSERVATION_ID                 = NULL 
MRO:OBSERVATION_NUMBER         = NULL 
MRO:ACTIVITY_ID                = NULL 
SOURCE_PRODUCT_ID              = NULL
MRO:SENSOR_ID                  = "L" 
PRODUCT_VERSION_ID             = "4" 

/* CDR Instrument and Observation Parameters */

SAMPLING_MODE_ID               = "HYPERSPEC" 
MRO:WAVELENGTH_FILE_NAME       = "CDR450924300802_WA0000000L_3.IMG"
MRO:DETECTOR_TEMPERATURE       = NULL 
MRO:OPTICAL_BENCH_TEMPERATURE  = NULL 
MRO:SPECTROMETER_HOUSING_TEMP  = NULL 
MRO:SPHERE_TEMPERATURE         = NULL 
MRO:FPE_TEMPERATURE            = NULL 
SHUTTER_MODE_ID                = "OPEN" 
LIGHT_SOURCE_NAME              = "NONE" 
MRO:CALIBRATION_LAMP_STATUS    = "OFF" 
MRO:CALIBRATION_LAMP_LEVEL     = 0 
MRO:FRAME_RATE                 = NULL
PIXEL_AVERAGING_WIDTH          = 1  /*( pixel bin size, across track )    */
MRO:EXPOSURE_PARAMETER         = NULL
MRO:WAVELENGTH_FILTER          = "0" 

/* This Level 4 CDR label describes one calibration data file. The file   */
/* is a mutiple-band, multiple-frame image file derived from ground data. */
/* It consists of a binary image followed by a list of row numbers        */
/* corresponding to the wavelength filter.                                */

/* The LL CDR gives the row number and coefficient for subtracting 2nd    */
/* order leaked light from IR images.  Layer 0 gives an image of the      */
/* source row number in detector row units, and layer 1 gives the         */
/* multiplier to give the contribution of that row to the 2nd order light.*/
/* Likewise, layer 3 gives the coefficients for the source row given in   */
/* layer 2, and so on through the coefficients in layer 11, which are for */
/* the source rows in layer 10.                                           */

/* The source pixel for stray light is always from the same column in the */
/* same frame (same "line" in PDS-speak).  Let                            */
/* s0(x,y)...s11(x,y) be the 12 layers of the LL CDR for frame Q(x,y),    */
/* where x is column number and y is row number.  Then the formula for    */
/* the correction is:                                                     */
/* P(x,y)=Q(x,y)-Q(x,s0(x,y))*s1(x,y)-Q(x,s2(x,y))*s3(x,y)-...            */
/* -Q(x,s10(x,y))*s11(x,y)                                                 */

/* Description of CDR IMAGE file */

OBJECT                         = FILE
  ^IMAGE                       = "CDR450924300802_LL0000000L_4.IMG"

  /* offset is in file records, which is just (imgbands*imglines) + 1 */
  ^ROWNUM_TABLE = ("CDR450924300802_LL0000000L_4.IMG",439 )

  RECORD_TYPE   = FIXED_LENGTH 
  RECORD_BYTES = 2560 /* one row now, not one frame to save space in table */
  FILE_RECORDS = 439  /* compute by ROUND ((imgbands * imglines *          */
                      /*                    line_samples * samplebits/8 +  */
                      /*                    tablerows * tablerowbytes) /   */
                      /*                    record_bytes + 0.5 )           */
  OBJECT                       = IMAGE
    LINES                      = 12
    LINE_SAMPLES               = 640
    SAMPLE_TYPE                = PC_REAL
    SAMPLE_BITS                = 32
    BANDS                      = 438
    BAND_NAME                  = NULL
    BAND_STORAGE_TYPE          = LINE_INTERLEAVED
    DESCRIPTION                = "Interleaved 2nd order stray light
                                  source row numbers and coefficients"
  END_OBJECT                   = IMAGE

  /* be sure to pad this object to a full record (2560/bin bytes here)      */
  OBJECT = ROWNUM_TABLE 
    NAME               = "SELECTED ROWS FROM DETECTOR" 
    INTERCHANGE_FORMAT = "BINARY" 
    ROWS               = 438
    COLUMNS            = 1
    ROW_BYTES          = 2
    DESCRIPTION   = "The detector is subsampled in the spectral direction
                     by selecting specific rows to be downlinked.  This
                     table provides a list of the rows selected for all
                     frames in this multidimensional image cube."

    OBJECT = COLUMN
      NAME          = DETECTOR_ROW_NUMBER
      DATA_TYPE     = MSB_UNSIGNED_INTEGER
      BIT_MASK      = 2#0000000111111111#
      START_BYTE    = 1
      BYTES         = 2
      DESCRIPTION   = "Detector row number from which the data was taken."
    END_OBJECT = COLUMN

  END_OBJECT = ROWNUM_TABLE

END_OBJECT                     = FILE

END