Target Information
TARGET_NAME VENUS
PRIMARY_BODY_NAME SUN
TARGET_TYPE PLANET
TARGET_DESCRIPTION
TARGET PARAMETERS
        =================
 
        A_AXIS_RADIUS                   : 6051.900000
        TARGET_PARAMETER_UNCERTAINTY    :  1.
        DATA_SOURCE_ID                  :  RADIUS-PLANET
 
        B_AXIS_RADIUS                   : 6051.900000
        TARGET_PARAMETER_UNCERTAINTY    :  1.
        DATA_SOURCE_ID                  :  RADIUS-PLANET
 
        BOND_ALBEDO                     :  UNK
 
        C_AXIS_RADIUS                   : 6051.900000
        TARGET_PARAMETER_UNCERTAINTY    :  1.
        DATA_SOURCE_ID                  :  RADIUS-PLANET
 
        FLATTENING                      : 0.000000
        TARGET_PARAMETER_UNCERTAINTY    :  0.0002
        DATA_SOURCE_ID                  :  RADIUS-PLANET
 
        MAGNETIC_MOMENT                 : 80000000000.000000
        TARGET_PARAMETER_UNCERTAINTY    :  UPPER LIMIT
        TARGET_PARAMETER_EPOCH          : 1987
        DATA_SOURCE_ID                  :  MAGMOMENT-PLANET
 
        MASS                       : 4869000000000000115343360.000000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        TARGET_PARAMETER_EPOCH          : 1989
        DATA_SOURCE_ID                  :  PHYSICAL-PLANET
 
        MASS_DENSITY                    : 5.240000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        TARGET_PARAMETER_EPOCH          : 1989
        DATA_SOURCE_ID                  :  PHYSICAL-PLANET
 
        MINIMUM_SURFACE_PRESSURE        :  UNK
 
        MAXIMUM_SURFACE_PRESSURE        :  UNK
 
        MEAN_SURFACE_PRESSURE           :  UNK
 
        MINIMUM_SURFACE_TEMPERATURE     :  UNK
 
        MAXIMUM_SURFACE_TEMPERATURE     :  UNK
 
        MEAN_SURFACE_TEMPERATURE        :  UNK
 
        EQUATORIAL_RADIUS               : 6051.900000
        TARGET_PARAMETER_UNCERTAINTY    :  1.
        DATA_SOURCE_ID                  :  RADIUS-PLANET
 
        MEAN_RADIUS                     : 6051.900000
        TARGET_PARAMETER_UNCERTAINTY    :  1.
        DATA_SOURCE_ID                  :  RADIUS-PLANET
 
        SURFACE_GRAVITY                 : 8.860000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        TARGET_PARAMETER_EPOCH          : 1989
        DATA_SOURCE_ID                  :  SURFGRAV-PLANET
 
        REVOLUTION_PERIOD               : 224.700000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        TARGET_PARAMETER_EPOCH          : 1989-02-03
        DATA_SOURCE_ID                  :  REVPER-PLANET
 
        POLE_RIGHT_ASCENSION            : 272.800000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        TARGET_PARAMETER_EPOCH          : 1989
        DATA_SOURCE_ID                  :  ROTATION-PLANET
 
        POLE_DECLINATION                : 67.200000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        TARGET_PARAMETER_EPOCH          : 1989
        DATA_SOURCE_ID                  :  ROTATION-PLANET
 
        SIDEREAL_ROTATION_PERIOD        : 243.000000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        DATA_SOURCE_ID                  :  PHYSICAL-PLANET
 
        MEAN_SOLAR_DAY                  : 116.700000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        DATA_SOURCE_ID                  :  MEANSOLARDAY-PLANET
 
        OBLIQUITY                       : 177.300000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        DATA_SOURCE_ID                  :  PHYSICAL-PLANET
 
        ORBITAL_ECCENTRICITY            : 0.006800
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        TARGET_PARAMETER_EPOCH          : 1989-02-03
        DATA_SOURCE_ID                  :  ELEMENTS-PLANET
 
        ORBITAL_INCLINATION             : 3.400000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        TARGET_PARAMETER_EPOCH          : 1989-02-03
        DATA_SOURCE_ID                  :  ELEMENTS-PLANET
 
        ORBITAL_SEMIMAJOR_AXIS          : 108208717.000000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        TARGET_PARAMETER_EPOCH          : 1989-02-03
        DATA_SOURCE_ID                  :  ORBSEMIMAJAX-PLANET
 
        ASCENDING_NODE_LONGITUDE        : 76.700000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        TARGET_PARAMETER_EPOCH          : 1989-02-03
        DATA_SOURCE_ID                  :  ELEMENTS-PLANET
 
        PERIAPSIS_ARGUMENT_ANGLE        : 55.200000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        TARGET_PARAMETER_EPOCH          : 1989-02-03
        DATA_SOURCE_ID                  :  PERIARGANG-PLANET
 
 
        Data Source Descriptions
        ========================
 
        ELEMENTS-PLANET
        The 1989 Astronomical Almanac, page E3.
 
        MAGMOMENT-PLANET
        C.T. RUSSELL, CH. 5 IN GEOMAGNETISM, VOL. 2 (ACADEMIC PRESS)
 
        MEANSOLARDAY-PLANET
        Derived from three other target constants catalog elements:
        REVOLUTION_PERIOD (RP), SIDEREAL_ROTATION_PERIOD (SRP), and
        ROTATION_DIRECTION_TYPE (RDT)  as follows:
        If RDT = PROGRADE, then MSD = (RP * SRP)/(RP - SRP).
        If RDT = RETROGRADE, then MSD = (RP * SRP)/(RP + SRP).
 
        ORBSEMIMAJAX-PLANET
        Derived from data from The 1989 Astronomical Almanac,
        converting Mean Distance on page E3 to km using the value
        for Unit Distance found on page K6.
 
        PERIARGANG-PLANET
        Derived from data from The 1989 Astronomical Almanac as
        LAN-LP, where LAN is the Ascending Node Longitude and LP is
        the Longitude of Perihelion, both from page E3.
 
        PHYSICAL-PLANET
        The 1989 Astronomical Almanac, page E88.
        The 1989 Astronomical Almanac, page K6.
 
        RADIUS-PLANET
        Taken or derived from REPORT OF THE IAU WORKING GROUP ON
        CARTOGRAPHIC COORDINATES AND ROTATIONAL ELEMENTS OF THE
        PLANETS AND SATELLITES, 1988 as follows:
        Given Mean Radius (MR), Equatorial Radius (ER), and Polar
        Radius (PR), then this catalog defines the following:
        A_AXIS_RADIUS        = ER
        B_AXIS_RADIUS        = ER
        C_AXIS_RADIUS        = ER
        FLATTENING           = (ER - PR)/ER
 
        REVPER-PLANET
        Derived from data from The 1989 Astronomical Almanac as
        360/n where n is the Daily Motion from page E3.
 
        ROTATION-PLANET
        The 1989 Astronomical Almanac, page E87.
        The Astronomical Almanac, 1989, page C3.
 
        SURFGRAV-PLANET
        Derived from data in THE 1989 ASTRONOMICAL ALMANAC and the
        1988 REPORT OF THE IAU WORKING GROUP ON CARTOGRAPHIC
        COORDINATES as (G * MASS)/(MR * MR) where MR is MEAN RADIUS
        from this catalog, MASS comes from page E88, and the
        gravitational constant, G, comes from page K6.
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