PDS_VERSION_ID               = PDS3
DD_VERSION_ID                = PDSCAT1R103
LABEL_REVISION_NOTE          = "
  2017-06-19, S. Murakami (ISAS/JAXA): generated automatically.
  2017-10-11, S. Murakami (ISAS/JAXA): revised, generated automatically.
  2018-04-26, S. Murakami (ISAS/JAXA): revised, generated automatically.
  2018-09-14, S. Murakami (ISAS/JAXA): revised, generated automatically.
  2018-10-15, S. Murakami (ISAS/JAXA): revised, generated automatically.
  "


/* ---- FILE CHARACTERISTICS ---- */

FILE_NAME                    = "uvi_20190418_050743_dif_l1b_v10.fit"
FILE_RECORDS                 = 736
RECORD_TYPE                  = FIXED_LENGTH
RECORD_BYTES                 = 2880


/* ---- POINTERS TO DATA OBJECTS ---- */

^PRIMARY_HEADER              = ("uvi_20190418_050743_dif_l1b_v10.fit", 1)
^UVI_LEVEL1B_HEADER          = ("uvi_20190418_050743_dif_l1b_v10.fit", 2)
^UVI_LEVEL1B_IMAGE           = ("uvi_20190418_050743_dif_l1b_v10.fit", 8)


/* ---- IDENTIFICATION DATA ELEMENTS ---- */

MISSION_NAME                 = "VENUS CLIMATE ORBITER"
MISSION_ALIAS_NAME           = {"PLANET-C", "AKATSUKI"}
MISSION_ID                   = "VCO"
DATA_SET_ID                  = "VCO-V-UVI-2-EDR-V1.0"
PRODUCT_ID                   = "UVI_20190418_050743_DIF_L1B_V10.FIT"
PRODUCT_TYPE                 = "RAW_COUNTS"
PRODUCT_CREATION_TIME        = 2020-11-12T03:37:25
INSTRUMENT_HOST_NAME         = "VENUS CLIMATE ORBITER"
INSTRUMENT_HOST_ID           = "VCO"
INSTRUMENT_NAME              = "ULTRA VIOLET IMAGER"
INSTRUMENT_ID                = "UVI"
PRODUCER_ID                  = "VCO/UVI TEAM"
INSTITUTION_NAME             = "ISAS/JAXA"


/* TIME INFORMATION */

START_TIME                   = 2019-04-18T05:07:43.471
OBSERVATION_TIME             = 2019-04-18T05:07:43.494
STOP_TIME                    = 2019-04-18T05:07:43.517
START_JULIAN_DATE_VALUE      = 2458591.713697581
MID_JULIAN_DATE_VALUE        = 2458591.7136978474
STOP_JULIAN_DATE_VALUE       = 2458591.7136981133
SPACECRAFT_CLOCK_START_COUNT = "3/0467602755"
SPACECRAFT_CLOCK_STOP_COUNT  = "3/0467602757"
MISSION_PHASE_NAME           = "EXTENDED SCIENCE PHASE 1"


/* TARGET INFORMATION */

TARGET_NAME                  = VENUS
VCO:SPHERICAL_RADIUS         = 6051.8 <km>
VCO:ASSUMED_CLOUD_ALTITUDE   = 70.0 <km>


/* ---- DESCRIPTIVE DATA ELEMENTS ---- */

/* INSTRUMENTAL INFORMATION AND ITS CONDITION */

IMAGE_TYPE                   = "FLAT_FIELD"
FILTER_NAME                  = "DIFFUSER"
CENTER_FILTER_WAVELENGTH     = 0.335 <micrometer>
BANDWIDTH                    = 0.09 <micrometer>
VCO:FILTER_MEAN_TRANSMISSION = 0.509
HORIZONTAL_PIXEL_FOV         = 0.000204619 <rad>
VERTICAL_PIXEL_FOV           = 0.000204619 <rad>
EXPOSURE_DURATION            = 0.046 <s>


/* OBSERVATION PROGRAM INFORMATION */

VCO:OBSERVATION_PROGRAM_ID   = "0X1A_V3"
OBSERVATION_NAME             = "UVI HEALTH CHECK (DIFFUSER FLAT)"


/* ORBIT INFORMATION */

ORBIT_NUMBER                 = 112
PERIAPSIS_TIME               = 2019-04-07T10:51:10.000
PERIAPSIS_LONGITUDE          = 213.12 <deg>
PERIAPSIS_LATITUDE           = -4.77 <deg>
PERIAPSIS_ALTITUDE           = 761.02 <km>
ORBITAL_INCLINATION          = 167.8 <deg>
VCO:ORBITAL_ECCENTRICITY     = 0.965
ASCENDING_NODE_LONGITUDE     = 7.77 <deg>
PERIAPSIS_ARGUMENT_ANGLE     = 336.82 <deg>
ORBITAL_SEMIMAJOR_AXIS       = 195247.0 <km>


/* GEOMETRY INFORMATION */

CENTRAL_BODY_DISTANCE        = 24562.5 <km>
TARGET_HELIOCENTRIC_DISTANCE = 108937000.0 <km>
SUB_SOLAR_LATITUDE           = 2.53613 <deg>
SUB_SOLAR_LONGITUDE          = 327.78 <deg>
SUB_SPACECRAFT_LATITUDE      = -7.53385 <deg>
SUB_SPACECRAFT_LONGITUDE     = 349.096 <deg>
LOCAL_HOUR_ANGLE             = 10.5789 <hour>
VCO:SUB_SC_PHASE_ANGLE       = 23.533 <deg>
SUB_SPACECRAFT_LINE_SAMPLE   = 484.061
SUB_SPACECRAFT_LINE          = 788.428
VCO:SC_SUN_POSITION          = (
                                72340100.0 <km>,
                                -72438200.0 <km>,
                                -37175700.0 <km>
                               )
RIGHT_ASCENSION              = 332.999 <deg>
DECLINATION                  = -7.17346 <deg>
RA_DEC_REF_PIXEL             = (512.5, 512.5)
QUATERNION                   = (
                                0.143768,
                                -0.190757,
                                -0.598719,
                                -0.764511
                               )
QUATERNION_DESC              = "J2000 to VCO Spacecraft Coordinate System
                                quaternion:
                                ( cos(angle/2), ux*sin(angle/2),
                                  uy*sin(angle/2), uz*sin(angle/2) )"


/* INSTRUMENT STATUS INFORMATION */

INSTRUMENT_TEMPERATURE_POINT = (
                                "UVI CCD",
                                "UVI FILTER"
                               )
INSTRUMENT_TEMPERATURE       = (
                                -42.14 <degC>,
                                0.88 <degC>
                               )


/* ---- DATA OBJECTS DEFINITIONS ---- */

OBJECT                       = PRIMARY_HEADER
  BYTES                      = 2880
  HEADER_TYPE                = FITS
  INTERCHANGE_FORMAT         = BINARY
  RECORDS                    = 1
  DESCRIPTION                = "Header of primary HDU of UVI L1B FITS
                                file that contains general information of
                                the file."
END_OBJECT                   = PRIMARY_HEADER

OBJECT                       = UVI_LEVEL1B_HEADER
  BYTES                      = 17280
  HEADER_TYPE                = FITS
  INTERCHANGE_FORMAT         = BINARY
  RECORDS                    = 6
  DESCRIPTION                = "Header of secondary HDU of UVI L1B FITS
                                file that contains detailed metadata of the
                                image."
END_OBJECT                   = UVI_LEVEL1B_HEADER

OBJECT                       = UVI_LEVEL1B_IMAGE
  LINE_SAMPLES               = 1024
  LINES                      = 1024
  SAMPLE_BITS                = 16
  SAMPLE_TYPE                = MSB_INTEGER
  UNIT                       = "COUNT"
  MAXIMUM                    = 4095       
  MINIMUM                    = 646        
  MEAN                       = 3854.53    
  STANDARD_DEVIATION         = 322.56     
  UNKNOWN_CONSTANT           = -32768  /* dead pixel flag value */
  INVALID_CONSTANT           = UNK  /* saturated pixel flag value */
  MISSING_CONSTANT           = -32767
  LINE_DISPLAY_DIRECTION     = UP
  DESCRIPTION                = "Data of secondary HDU of UVI L1B FITS
                                file that contains the image data."
END_OBJECT                   = UVI_LEVEL1B_IMAGE

END