Target Information
TARGET_NAME MARS
PRIMARY_BODY_NAME SUN
TARGET_TYPE PLANET
TARGET_DESCRIPTION
TARGET PARAMETERS
    =================
 
    A_AXIS_RADIUS                   : 3397.000000
        TARGET_PARAMETER_UNCERTAINTY    :  4.
        DATA_SOURCE_ID                  :  RADIUS-PLANET
 
    B_AXIS_RADIUS                   : 3397.000000
        TARGET_PARAMETER_UNCERTAINTY    :  4.
        DATA_SOURCE_ID                  :  RADIUS-PLANET
 
    C_AXIS_RADIUS                   : 3375.000000
        TARGET_PARAMETER_UNCERTAINTY    :  4.
        DATA_SOURCE_ID                  :  RADIUS-PLANET
 
    FLATTENING                      : 0.006500
        TARGET_PARAMETER_UNCERTAINTY    :  0.0012
        DATA_SOURCE_ID                  :  RADIUS-PLANET
 
    MAGNETIC_MOMENT                 : 1200000000000.000000
        TARGET_PARAMETER_UNCERTAINTY    :  UPPER LIMIT
        TARGET_PARAMETER_EPOCH          : 1987
        DATA_SOURCE_ID                  :  MAGMOMENT-PLANET
 
    MASS                            : 641910000000000065536000.000000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        TARGET_PARAMETER_EPOCH          : 1989
        DATA_SOURCE_ID                  :  PHYSICAL-PLANET
 
    MASS_DENSITY                    : 3.940000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        TARGET_PARAMETER_EPOCH          : 1989
        DATA_SOURCE_ID                  :  PHYSICAL-PLANET
 
    MAXIMUM_SURFACE_PRESSURE        : 0.010000
 
    MINIMUM_SURFACE_TEMPERATURE     : 148.000000
 
    MAXIMUM_SURFACE_TEMPERATURE     : 310.000000
 
    MEAN_SURFACE_TEMPERATURE        : 220.000000
 
    EQUATORIAL_RADIUS               : 3397.000000
        TARGET_PARAMETER_UNCERTAINTY    :  4.
        DATA_SOURCE_ID                  :  RADIUS-PLANET
 
    MEAN_RADIUS                     : 3390.000000
        TARGET_PARAMETER_UNCERTAINTY    :  4.
        DATA_SOURCE_ID                  :  RADIUS-PLANET
 
    SURFACE_GRAVITY                 : 3.720000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        TARGET_PARAMETER_EPOCH          : 1989
        DATA_SOURCE_ID                  :  SURFGRAV-PLANET
 
    REVOLUTION_PERIOD               : 687.000000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        TARGET_PARAMETER_EPOCH          : 1989-02-03
        DATA_SOURCE_ID                  :  REVPER-PLANET
 
    POLE_RIGHT_ASCENSION            : 317.600000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        TARGET_PARAMETER_EPOCH          : 1989
        DATA_SOURCE_ID                  :  ROTATION-PLANET
 
    POLE_DECLINATION                : 52.900000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        TARGET_PARAMETER_EPOCH          : 1989
        DATA_SOURCE_ID                  :  ROTATION-PLANET
 
    SIDEREAL_ROTATION_PERIOD        : 1.020000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        DATA_SOURCE_ID                  :  PHYSICAL-PLANET
 
    MEAN_SOLAR_DAY                  : 1.020000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        DATA_SOURCE_ID                  :  MEANSOLARDAY-PLANET
 
    OBLIQUITY                       : 25.200000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        DATA_SOURCE_ID                  :  PHYSICAL-PLANET
 
    ORBITAL_ECCENTRICITY            : 0.093000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        TARGET_PARAMETER_EPOCH          : 1989-02-03
        DATA_SOURCE_ID                  :  ELEMENTS-PLANET
 
    ORBITAL_INCLINATION             : 1.800000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        TARGET_PARAMETER_EPOCH          : 1989-02-03
        DATA_SOURCE_ID                  :  ELEMENTS-PLANET
 
    ORBITAL_SEMIMAJOR_AXIS          : 227955604.000000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        TARGET_PARAMETER_EPOCH          : 1989-02-03
        DATA_SOURCE_ID                  :  ORBSEMIMAJAX-PLANET
 
    ASCENDING_NODE_LONGITUDE        : 49.600000
        TARGET_PARAMETER_UNCERTAINTY    :  UNK
        TARGET_PARAMETER_EPOCH          : 1989-02-03
        DATA_SOURCE_ID                  :  ELEMENTS-PLANET
 
    PERIAPSIS_ARGUMENT_ANGLE        : 286.400000
        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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