Package org.orekit.propagation.analytical.intelsat

Class IntelsatElevenElements

java.lang.Object

org.orekit.propagation.analytical.intelsat.IntelsatElevenElements

public class IntelsatElevenElements
extends Object

This class is a container for a single set of Intelsat's 11 Elements data.

Intelsat's 11 elements are defined in ITU-R S.1525 standard.

Since:

12.1

Author:

Bryan Cazabonne

Field Summary

Fields

Modifier and Type	Field	Description
static double	DRIFT_RATE_SHIFT_DEG_PER_DAY	Longitude drift rate.
static double	K	PI over 360.
static double	SYNCHRONOUS_RADIUS_KM	Sun synchronous radius in kilometers.

Constructor Summary

Constructors

Constructor	Description
IntelsatElevenElements(AbsoluteDate epoch, double lm0, double lm1, double lm2, double lonC, double lonC1, double lonS, double lonS1, double latC, double latC1, double latS, double latS1)	Constructor.

Method Summary

Modifier and Type	Method	Description
AbsoluteDate	getEpoch()	Get the elements epoch.
double	getLatC()	Get the latitude oscillation-amplitude for the cosine term.
double	getLatC1()	Get the rate of change of latitude, for the cosine term.
double	getLatS()	Get the latitude oscillation-amplitude for the sine term.
double	getLatS1()	Get the rate of change of latitude, for the sine term.
double	getLm0()	Get the mean longitude (East of Greenwich).
double	getLm1()	Get the drift rate.
double	getLm2()	Get the drift acceleration.
double	getLonC()	Get the longitude oscillation-amplitude for the cosine term.
double	getLonC1()	Get the rate of change of longitude, for the cosine term.
double	getLonS()	Get the longitude oscillation-amplitude for the sine term.
double	getLonS1()	Get the rate of change of longitude, for the sine term.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

SYNCHRONOUS_RADIUS_KM

public static final double SYNCHRONOUS_RADIUS_KM

Sun synchronous radius in kilometers.

See Also:

Constant Field Values

K

public static final double K

PI over 360.

See Also:

Constant Field Values

DRIFT_RATE_SHIFT_DEG_PER_DAY

public static final double DRIFT_RATE_SHIFT_DEG_PER_DAY

Longitude drift rate.

See Also:

Constant Field Values

Constructor Detail

IntelsatElevenElements

public IntelsatElevenElements(AbsoluteDate epoch,
                              double lm0,
                              double lm1,
                              double lm2,
                              double lonC,
                              double lonC1,
                              double lonS,
                              double lonS1,
                              double latC,
                              double latC1,
                              double latS,
                              double latS1)

Constructor.

Parameters:

epoch - elements epoch

lm0 - mean longitude (East of Greenwich) in degrees

lm1 - drift rate in degrees/day

lm2 - drift acceleration in degrees/day/day

lonC - longitude oscillation-amplitude for the cosine term in degrees

lonC1 - rate of change of longitude, for the cosine term, in degrees/day

lonS - longitude oscillation-amplitude for the sine term in degrees

lonS1 - rate of change of longitude, for the sine term, in degrees/day

latC - latitude oscillation-amplitude for the cosine term in degrees

latC1 - rate of change of latitude, for the cosine term, in degrees/day

latS - latitude oscillation-amplitude for the sine term in degrees

latS1 - rate of change of latitude, for the sine term, in degrees/day

Method Detail

getEpoch

public AbsoluteDate getEpoch()

Get the elements epoch.

Returns:

elements epoch

getLm0

public double getLm0()

Get the mean longitude (East of Greenwich).

Returns:

the mean longitude (East of Greenwich) in degrees

getLm1

public double getLm1()

Get the drift rate.

Returns:

the drift rate in degrees/day

getLm2

public double getLm2()

Get the drift acceleration.

Returns:

the drift acceleration in degrees/day/day

getLonC

public double getLonC()

Get the longitude oscillation-amplitude for the cosine term.

Returns:

the longitude oscillation-amplitude for the cosine term in degrees

getLonC1

public double getLonC1()

Get the rate of change of longitude, for the cosine term.

Returns:

the rate of change of longitude, for the cosine term, in degrees/day

getLonS

public double getLonS()

Get the longitude oscillation-amplitude for the sine term.

Returns:

the longitude oscillation-amplitude for the sine term in degrees

getLonS1

public double getLonS1()

Get the rate of change of longitude, for the sine term.

Returns:

the rate of change of longitude, for the sine term, in degrees/day

getLatC

public double getLatC()

Get the latitude oscillation-amplitude for the cosine term.

Returns:

the latitude oscillation-amplitude for the cosine term in degrees

getLatC1

public double getLatC1()

Get the rate of change of latitude, for the cosine term.

Returns:

the rate of change of latitude, for the cosine term, in degrees/day

getLatS

public double getLatS()

Get the latitude oscillation-amplitude for the sine term.

Returns:

the latitude oscillation-amplitude for the sine term in degrees

getLatS1

public double getLatS1()

Get the rate of change of latitude, for the sine term.

Returns:

the rate of change of latitude, for the sine term, in degrees/day