See: Description
Interface  Description 

CentralBodyInertialAxes.ComputeOrientationParameters.Function 
A functional interface for the containing delegate type.

ComputeIauOrientationParameters.Function 
A functional interface for the containing delegate type.

IJplDEWithMoonLibrationModel 
A
JplDE which can return a libration model for the Moon. 
Class  Description 

ArielCentralBody 
The Uranian moon Ariel.

AtmosphericDragForce 
A simple model of atmospheric drag on a body according to its coefficient of drag and reference crosssectional area.

AtmosphericRefractionModel 
Defines a refraction model.

CallistoCentralBody 
The Jovian moon Callisto.

CentralBodiesFacet 
A
CalculationContextFacet that holds and provides information about
central bodies such as planets, moons, the sun, etc. 
CentralBody 
A central body, such as a planet, star, asteroid, libration point, etc.

CentralBodyInertialAxes 
This class provides the Axes based on the STK definition of a
CentralBody 's Inertial Axes. 
CentralBodyInertialAxes.ComputeOrientationParameters 
The definition of a function which computes a set of orientation parameters.

CentralBodyIntersection 
A utility for checking for orbit intersection with a planet given twobody dynamics.

CeresCentralBody 
The dwarf planet Ceres.

CharonCentralBody 
The Plutonian moon Charon.

ClassicalEquationOfEquinoxes 
Represents the classical equation of the equinox as defined in the Explanatory Supplement
to the Astronomical Almanac.

ComputeIauOrientationParameters 
The definition of a function which computes a set of orientation parameters.

ConstantForce 
Represents a constant force.

ConstantSolarGeophysicalData 
Represents the solar radiation and geomagnetic flux indices as constant values.

ConstantTorque 
Represents a constant torque.

ConstantWindModel 
Represents a constant wind speed and direction.

ContinuousThrustForceModel 
Represents a force generated by continuous thrust.

CssiSolarGeophysicalData 
Represents the solar radiation and geomagnetic flux indices as they vary over time.

DawnCeresVestaOrientation 
This is a collection of the orientation information available for Ceres and Vesta.

DeimosCentralBody 
The Martian moon Deimos.

DioneCentralBody 
The Saturnian moon Dione.

DragBodyPlate 
A model of a discrete surface element of a spacecraft's body that has a surface area, unit normal direction,
and a drag coefficient.

DragOneDofSolarPanelPlate 
A model of a discrete surface element of a spacecraft's solar panels that points
toward the Sun as much as it can while being constrained by a single rotational
degree of freedom about a specified rotation axis.

DragPlate 
A model of a discrete surface element of a spacecraft that has a surface area, unit normal direction,
and a drag coefficient.

DragTwoDofSolarPanelPlate 
A model of a discrete surface element of a spacecraft's solar panels that always points toward the Sun.

EarthCentralBody 
The planet Earth.

EarthGravitationalModel1996 
Provides the semimajor axis, gravitational parameter, and 2nd, 3rd, 4th, and 5th zonal harmonic coefficients
for the Earth Gravitational Model of 1996 (EGM96) according to NASA Technical Publication 1998206861.

EarthGravitationalModel2008 
Provides the semimajor axis, gravitational parameter, and 2nd, 3rd, 4th, and 5th zonal harmonic coefficients
for the Earth Gravitational Model of 2008 (EGM2008) according to the Journal of Geophysical Research, Vol 117, Issue B4, April 2012.

EarthMoonBarycenter 
The barycenter of the EarthMoon system.

EarthOrientationParameters 
Specifies Earth polar motion coordinates and the difference between UT1 and UTC.

EarthOrientationParametersData 
Specifies Earth Orientation Parameters at a specific instant.

EarthOrientationParametersFile 
Contains static methods to read EOP data in the Celestrak EOP data file format which is documented at
https://celestrak.com/SpaceData/EOPformat.asp.

EarthOrientationParametersReadOptions 
Specifies options for reading an
EarthOrientationParametersFile . 
EffectiveRadiusAtmosphericRefractionModel 
The effective radius model approximates the effects of refraction by assuming that the refractive index decreases linearly with altitude.

EnceladusCentralBody 
The Saturnian moon Enceladus.

EquationOfEquinoxes 
Represents the equation of the equinox (also called the "nutation in right ascension" according
to the Explanatory Supplement to the Astronomical Almanac) which defines the right ascension of
the mean equinox with respect to the true equator and equinox.

EuropaCentralBody 
The Jovian moon Europa.

ForceEvaluator 
Base class for evaluators created by a
ForceModel to compute the force. 
ForceModel 
Represents a Newtonian force which can be used to specify the equations
of motion for a mass body located by a
PropagationNewtonianPoint . 
GanymedeCentralBody 
The Jovian moon Ganymede.

GravityGradientTorque 
Represents the gravitygradient torque effects on a satellite parameterized by
a
PropagationNewtonianPoint and a PropagationEulerianAxes . 
HyperionCentralBody 
The Saturnian moon Hyperion.

IapetusCentralBody 
The Saturnian moon Iapetus.

Iau1976Precession 
Provides Earth precession information according to the IAU 1976 model

Iau1980Nutation 
Provides Earth Nutation information according to the IAU 1980 model

Iau2000Orientation 
This is a collection of the orientation information available for central bodies.

Iau2006Orientation 
This is a collection of the orientation information available for central bodies.

Iau2006XysData 
A table of IAU2006 XYS data that is used to evaluate the transformation between the International Celestial
Reference Frame (ICRF) and the International Terrestrial Reference Frame (ITRF).

Iau2009Orientation 
This is a collection of the orientation information available for central bodies.

Iau2015Orientation 
This is a collection of the orientation information available for central bodies.

IauOrientationAxes 
The Axes representing the orientation of a
CentralBody as represented by the data
from the IAU/IAG Working Group reports on rotational elements expressed in the
InertialFrame (get / set )Axes (get / set ) of the SolarSystemBarycenter . 
IauOrientationParameters 
A structure containing the orientation data computed at a particular time.

Iers2003SolidTideModel 
A highfidelity, timevarying Earth solid tide model that is based on the IERS Conventions (2003) technical report 32.

IersTechnicalNote21 
Provides Earth orientation parameters according to the IERS Technical Note 21.

IersTechnicalNote36RelativisticCorrectionForce 
A
KindOfForce.NEWTONIAN_SPECIFIC_FORCE that models the first order correction to the acceleration of a space object about a CentralBody (get / set ). 
IndividualPlateModel 
A model of a discrete surface element of a spacecraft that has a surface area, unit normal direction,
and drag or reflectivity coefficients.

InternationalGeomagneticReferenceFieldVector  
IoCentralBody 
The Jovian moon Io.

ItuRP834Version4AtmosphericRefractionModel 
ITUR P.8344 is the ITU recommendation concerning "Effects of tropospheric refraction on radio wave propagation."
The recommendation provides an analytical formula for the refracted elevation at the ground.

JovianMoonsAnalyticEphemeris 
Provides
Point instances representing the positions of some of the Jovian moons computed using a
J4Propagator with gravitational terms provided by the
comments file
for the jup365 ephemeris file. 
JplDE 
The common base for classes for loading and accessing JPL DE files.

JplDE200 
Represents JPL DE200 ephemeris data.

JplDE403 
Represents JPL DE403 ephemeris data.

JplDE405 
Represents JPL DE405 ephemeris data.

JplDE421 
Represents JPL DE421 ephemeris data.

JplDE430 
Represents JPL DE430 ephemeris data.

JplDE440 
Represents JPL DE440 ephemeris data.

JplDEFile 
Provides raw access to a JPL DE file.

JplDEFileEvaluator 
The class returned by
JplDEFile.getEvaluator(JplDEDataIndex,EvaluatorGroup) to allow calculation of
timevarying information in the JPL DE file. 
JupiterCentralBody 
The planet Jupiter.

JupiterSystemBarycenter 
The barycenter of the Jupiter system.

LibrationModel 
A model of the libration of a central body.

LinkRefracted  
MagneticCoilTorque 
Represents the torque effects of a magnetic field vector on a magnetic torquer coil
implemented on a spacecraft parameterized by a
PropagationEulerianAxes . 
MagneticFieldVector  
MarsCentralBody 
The planet Mars.

MarsSystemBarycenter 
The barycenter of the Mars system.

MartianMoonsAnalyticEphemeris 
Provides
Point instances representing the positions of the Martian moons computed using a
J4Propagator with gravitational terms provided by the
comments file
for the mar097 ephemeris file. 
MercuryCentralBody 
The planet Mercury.

MimasCentralBody 
The Saturnian moon Mimas.

MoonCentralBody 
The moon of the Earth.

NeptuneCentralBody 
The planet Neptune.

NeptuneSystemBarycenter 
The barycenter of the Neptune system.

NeptunianMoonsAnalyticEphemeris 
Provides
Point instances representing the positions of one of the Neptunian moons computed using a
J4Propagator with gravitational terms provided by the
comments file
for the nep097 ephemeris file. 
NPlateAtmosphericDragForce 
A mediumfidelity force model for atmospheric drag on a spacecraft.

NPlateModel 
A collection that models the spacecraft's body as a collection of individual plates
with surface areas, bodyfixed directions, and drag or reflectivity coefficients.

NPlateSolarRadiationForce 
A mediumfidelity force model for solar radiation pressure on a spacecraft.

Nutation 
Holds nutation angles in longitude and in obliquity.

NutationModel 
A model of the nutation of a central body.

OffAxisTorque 
Represents the torque effects of a thruster that is not aligned with the center of mass of a
a vehicle parameterized by a
PropagationEulerianAxes . 
PermanentSolidTideModel 
A constant solid tide model that can add permanent tides to a tidefree model to form a zerotide model.

PhobosCentralBody 
The Martian moon Phobos.

PhoebeCentralBody 
The Saturnian moon Phoebe.

PlanetarySystemBarycenter 
The barycenter of a planetary system.

PlutoCentralBody 
The dwarf planet Pluto.

PlutonianMoonsAnalyticEphemeris 
Provides
Point instances representing the positions of one of the Plutonian moons computed using a
TwoBodyPropagator with gravitational parameter provided by the
comments file
of the plu043 ephemeris file. 
PlutoSystemBarycenter 
The barycenter of the Pluto system.

Precession 
Holds precession angles.

PrecessionModel 
A model of the precession of a central body.

ReactionWheelTorque 
Represents the torque effects of a reaction wheel implemented on
a spacecraft parameterized by a
PropagationEulerianAxes . 
ResultantForceBuilder 
A tool used by
ForceModel objects to add their RoleOfForce.PRINCIPAL and
RoleOfForce.PERTURBATION forces to a list of forces in a resultant force. 
ResultantTorqueBuilder 
A tool used by
TorqueModel objects to add to a list of torques in a resultant torque. 
RheaCentralBody 
The Saturnian moon Rhea.

SaturnCentralBody 
The planet Saturn.

SaturnianMoonsAnalyticEphemeris 
Provides
Point instances representing the positions of some of the Saturnian moons computed using a
J4Propagator with gravitational terms provided by the
comments file
of the sat441 ephemeris file. 
SaturnSystemBarycenter 
The barycenter of the Saturn system.

ScalarAtmosphericDensity 
Abstract base class for all atmospheric models used to calculate density.

ScalarDensityJacchia1970 
Calculates atmospheric density according to the Jacchia 1970 model.

ScalarDensityJacchiaRoberts 
Calculates atmospheric density according to the JacchiaRoberts model.

ScalarDensityMsis2000 
Calculates atmospheric density according to the NRLMSISE 2000 model.

ScalarDensityMsis86 
Calculates atmospheric density according to the MSIS 1986 model.

ScalarDensityMsis90 
Calculates atmospheric density according to the MSIS 1990 model.

ScalarOccultation 
A class that provides evaluators for percentage of occultation/eclipse at a position, as well as
EclipseType . 
ScalarOccultationCylindrical 
Provides evaluators for percentage of occultation/eclipse at a position,
as well as
EclipseType using the cylindrical shadow model. 
ScalarOccultationDualCone 
Provides evaluators for percentage of occultation/eclipse at a position,
as well as
EclipseType using the dual cone shadow model. 
ScalarOccultationNoShadow 
This is a
ScalarOccultation for use with SimpleSolarRadiationForce . 
ScalarOccultationRegulatedDualCone 
Provides evaluators for percentage of occultation/eclipse at a position,
as well as
EclipseType using the dual cone shadow model. 
ScalarVariableArea 
A
Scalar that enables interpolation of spacecraft area data from .dat files to use
as a reference area for AtmosphericDragForce and SimpleSolarRadiationForce . 
ScalarVariableAreaArgumentLatitude 
A
Scalar that enables interpolation of spacecraft area data to use
as a reference area for AtmosphericDragForce and SimpleSolarRadiationForce . 
ScalarVariableAreaJulianDate 
A
Scalar that enables interpolation of spacecraft area data to use
as a reference area for AtmosphericDragForce and SimpleSolarRadiationForce . 
Simon1994PlanetaryPositions 
Provides
Point instances representing the positions of the planets computed using the
equations described in
Simon J.L., Bretagnon P., Chapront J., ChaprontTouze M., Francou G., Laskar J.,
1994, A&A 282, 663683. 
SimpleSolarRadiationForce 
Represents the acceleration from solar radiation pressure exerted on the given reflective area at the target position.

SimpleSolidTideModel 
A simplified, timevarying solid tide model.

SmallSolarSystemBodyAnalyticEphemeris 
Provides
Point instances representing the positions of a selection of dwarf planets and
other small solar system bodies based on the osculating orbital elements defined at reference epochs
by the SmallBody Database
maintained by the Solar System Dynamics group of JPL. 
SolarGeophysicalData 
This class holds information on the F10.7 solar flux and the kp and ap geomagnetic flux.

SolarRadiationBodyPlate 
A model of a discrete surface element of a spacecraft's body that has a surface area, unit normal direction,
a specular reflectivity coefficient, and a diffuse reflectivity coefficient.

SolarRadiationBoundaryMitigation 
Corrects for eclipse crossings during satellite propagation.

SolarRadiationOneDofSolarPanelPlate 
A model of a discrete surface element of a spacecraft's solar panels that points
toward the Sun as much as it can while being constrained by a single rotational
degree of freedom about a specified rotation axis.

SolarRadiationPlate 
A model of a discrete surface element of a spacecraft that has a surface area, unit normal direction,
a specular reflectivity coefficient, and a diffuse reflectivity coefficient.

SolarRadiationTwoDofSolarPanelPlate 
A model of a discrete surface element of a spacecraft's solar panels that always points toward the Sun.

SolarSystemBarycenter 
The barycenter of a solar system.

SolidTideModel 
A solid tide model that could be permanent or timevarying.

SpaceControlFacilityAtmosphericRefractionModel 
The Satellite Control Facility (SCF) refraction model is based upon the paper "Refraction Correction, 'RC, Refraction Addition, 'RA, Milestone 4, Model 15.3A" by A.

SphericalHarmonicCoefficients 
Contains the coefficient data for a spherical harmonic model.

SphericalHarmonicGravity 
Represents the acceleration (force for a given unit mass) at a particular point
from the gravitational effects of the distribution of the Earth's mass.

SphericalHarmonicGravityField 
The immutable class that describes the chosen subset and configuration
of spherical harmonic gravitational model.

SphericalHarmonicGravityModel 
Contains the coefficient data for a gravity model, either specified upon construction or
read in from a file.

SphericalHarmonicGravitySecularVariations 
A linear model for the secular variations of a gravity model.

SunCentralBody 
The star at the center of our solar system.

TethysCentralBody 
The Saturnian moon Tethys.

ThirdBodyGravity 
Represents the gravitational acceleration created by bodies other than the central body around
which a target object is orbiting.

ThirdBodyGravity.ThirdBodyInfo 
A combination of the position and gravitational parameter for a perturbing gravitational body.

TimeVaryingSolidTideModel 
A solid tide model that must vary with time.

TitanCentralBody 
The Saturnian moon Titan.

TitaniaCentralBody 
The Uranian moon Titania.

TorqueEvaluator 
Base class for evaluators created by a
TorqueModel to compute the torque. 
TorqueModel 
Represents a torque which can be used to specify the equations
of rotational motion for a rigidbody parameterized by a
PropagationEulerianAxes . 
TritonCentralBody 
The Neptunian moon Triton.

TwoBodyGravity 
Represents the acceleration from a simple two body gravity model.

UranianMoonsAnalyticEphemeris 
Provides
Point instances representing the positions of some of the Uranian moons computed using a
J4Propagator with gravitational terms provided by the
comments file
of the ura111 ephemeris file. 
UranusCentralBody 
The planet Uranus.

UranusSystemBarycenter 
The barycenter of the Uranus system.

USStandardAtmosphere1976 
Provides scalars that calculate values using the U.S.

USStandardAtmosphere1976.Result 
The result of the calculation.

VectorRefractedDisplacement 
A vector representing the refracted displacement from an initial point to a final point as
both points move over time.

VenusCentralBody 
The planet Venus.

VestaCentralBody 
The asteroid Vesta.

WindModel 
Defines a wind model for an atmosphere.

WorldGeodeticSystem1984 
Provides the set of four World Geodetic System of 1984, WGS84 (G873), defining constants according
to Table 3.1 on page 35 of the National Imagery and Mapping Agency Technical Report TR8350.2,
Third Edition, Amendment 1, 3 January 2000.

WorldMagneticModelVector 
Enum  Description 

CoefficientOfReflectivityType 
Defines the type of Reflectivity Coefficient used in initializing
SimpleSolarRadiationForce . 
EclipseType 
Enumerates the different types of shadowing that can occur during an eclipse.

JplDECentralBody 
The central bodies referenced in a JPL DE file.

JplDEDataIndex 
Indices of the data available in a JPL DE file.

KindOfForce 
Indicates the properties of a given force to be used when
distinguishing the behavior of forces when defining equations of motion.

RadiationVectorType 
Defines the type of vector to use between the target and the illuminating body in context of scalar occultation.

RoleOfForce 
An indication of how important a given force is in the overall composite force
acting on a given object.
