PDS_VERSION_ID               = PDS3
DD_VERSION_ID                = PDSCAT1R103
LABEL_REVISION_NOTE          = "
  2022-11-15, S. Murakami (ISAS/JAXA): generated automatically.
  "


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

FILE_NAME                    = "uvi_20210920_140108_283_l2b_v20.fit"
FILE_RECORDS                 = 373
RECORD_TYPE                  = FIXED_LENGTH
RECORD_BYTES                 = 2880


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

^PRIMARY_HEADER              = ("uvi_20210920_140108_283_l2b_v20.fit", 1)
^UVI_LEVEL2B_HEADER          = ("uvi_20210920_140108_283_l2b_v20.fit", 2)
^UVI_LEVEL2B_IMAGE           = ("uvi_20210920_140108_283_l2b_v20.fit", 9)


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

MISSION_NAME                 = "VENUS CLIMATE ORBITER"
MISSION_ALIAS_NAME           = {"PLANET-C", "AKATSUKI"}
MISSION_ID                   = "VCO"
DATA_SET_ID                  = "VCO-V-UVI-3-CDR-V1.0"
PRODUCT_ID                   = "UVI_20210920_140108_283_L2B_V20.FIT"
PRODUCT_TYPE                 = "CALIBRATED_IMAGE"
PRODUCT_CREATION_TIME        = 2022-07-05T03:42:55
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                   = 2021-09-20T14:01:06.547
OBSERVATION_TIME             = 2021-09-20T14:01:08.000
STOP_TIME                    = 2021-09-20T14:01:09.454
START_JULIAN_DATE_VALUE      = 2459478.084103553
MID_JULIAN_DATE_VALUE        = 2459478.0841203704
STOP_JULIAN_DATE_VALUE       = 2459478.084137199
SPACECRAFT_CLOCK_START_COUNT = "3/2918198352"
SPACECRAFT_CLOCK_STOP_COUNT  = "3/2918198445"
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                   = "REGULAR"
FILTER_NAME                  = "283 NM"
CENTER_FILTER_WAVELENGTH     = 0.283 <micrometer>
BANDWIDTH                    = 0.014 <micrometer>
VCO:FILTER_MEAN_TRANSMISSION = 0.28
HORIZONTAL_PIXEL_FOV         = 0.000204619 <rad>
VERTICAL_PIXEL_FOV           = 0.000204619 <rad>
EXPOSURE_DURATION            = 0.5 <s>


/* OBSERVATION PROGRAM INFORMATION */

VCO:OBSERVATION_PROGRAM_ID   = "0X09_V5"
OBSERVATION_NAME             = "DAYSIDE SLIM (UVI, LIR) ROI"


/* ORBIT INFORMATION */

ORBIT_NUMBER                 = 193
PERIAPSIS_TIME               = 2021-09-15T13:24:49.000
PERIAPSIS_LONGITUDE          = 70.47 <deg>
PERIAPSIS_LATITUDE           = 2.33 <deg>
PERIAPSIS_ALTITUDE           = 252.04 <km>
ORBITAL_INCLINATION          = 176.27 <deg>
VCO:ORBITAL_ECCENTRICITY     = 0.968
ASCENDING_NODE_LONGITUDE     = 147.68 <deg>
PERIAPSIS_ARGUMENT_ANGLE     = 141.33 <deg>
ORBITAL_SEMIMAJOR_AXIS       = 196322.0 <km>


/* GEOMETRY INFORMATION */

CENTRAL_BODY_DISTANCE        = 381510.0 <km>
TARGET_HELIOCENTRIC_DISTANCE = 108898000.0 <km>
SUB_SOLAR_LATITUDE           = 2.14361 <deg>
SUB_SOLAR_LONGITUDE          = 181.16 <deg>
SUB_SPACECRAFT_LATITUDE      = -2.38722 <deg>
SUB_SPACECRAFT_LONGITUDE     = 258.981 <deg>
LOCAL_HOUR_ANGLE             = 6.8119 <hour>
VCO:SUB_SC_PHASE_ANGLE       = 77.9353 <deg>
SUB_SPACECRAFT_LINE_SAMPLE   = 273.985
SUB_SPACECRAFT_LINE          = 271.282
VCO:SC_SUN_POSITION          = (
                                40457500.0 <km>,
                                -91128000.0 <km>,
                                -43595000.0 <km>
                               )
RIGHT_ASCENSION              = 8.35796 <deg>
DECLINATION                  = 5.10908 <deg>
RA_DEC_REF_PIXEL             = (256.5, 256.5)
QUATERNION                   = (
                                0.0660489,
                                0.051639,
                                -0.854485,
                                0.512666
                               )
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>,
                                -0.91 <degC>
                               )


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

OBJECT                       = PRIMARY_HEADER
  BYTES                      = 2880
  HEADER_TYPE                = FITS
  INTERCHANGE_FORMAT         = BINARY
  RECORDS                    = 1
  DESCRIPTION                = "Header of primary HDU of UVI L2B FITS
                                file that contains general information of
                                the file."
END_OBJECT                   = PRIMARY_HEADER

OBJECT                       = UVI_LEVEL2B_HEADER
  BYTES                      = 20160
  HEADER_TYPE                = FITS
  INTERCHANGE_FORMAT         = BINARY
  RECORDS                    = 7
  DESCRIPTION                = "Header of secondary HDU of UVI L2B FITS
                                file that contains detailed metadata of the
                                image."
END_OBJECT                   = UVI_LEVEL2B_HEADER

OBJECT                       = UVI_LEVEL2B_IMAGE
  LINE_SAMPLES               = 512
  LINES                      = 512
  SAMPLE_BITS                = 32
  SAMPLE_TYPE                = IEEE_REAL
  UNIT                       = "W m**-2 sr**-1 m**-1"
  MAXIMUM                    = 2.31408E+07
  MINIMUM                    = -155490    
  MEAN                       = 5.231051E+05
  STANDARD_DEVIATION         = 2.632726E+06
  UNKNOWN_CONSTANT           = NULL  /* dead pixel flag value */
  INVALID_CONSTANT           = UNK  /* saturated pixel flag value */
  MISSING_CONSTANT           = -3.4E+38
  LINE_DISPLAY_DIRECTION     = UP
  DESCRIPTION                = "Data of secondary HDU of UVI L2B FITS
                                file that contains the image data."
END_OBJECT                   = UVI_LEVEL2B_IMAGE

END