org.orekit.estimation.measurements

Class GroundReceiverMeasurement<T extends GroundReceiverMeasurement<T>>

java.lang.Object

org.orekit.estimation.measurements.AbstractMeasurement<T>

org.orekit.estimation.measurements.GroundReceiverMeasurement<T>

Type Parameters:

T - type of the measurement

All Implemented Interfaces:

Comparable<ComparableMeasurement>, ComparableMeasurement, ObservedMeasurement<T>, TimeStamped, ParameterDriversProvider

Direct Known Subclasses:

AngularAzEl, AngularRaDec, BistaticRange, BistaticRangeRate, FDOA, Phase, Range, RangeRate, TDOA, TurnAroundRange

public abstract class GroundReceiverMeasurement<T extends GroundReceiverMeasurement<T>>
extends AbstractMeasurement<T>

基类，对接收机为地面站的测量进行建模。

Since:

12.0

Author:

Thierry Ceolin, Luc Maisonobe, Maxime Journot

Constructor Summary

Constructors

Constructor and Description
GroundReceiverMeasurement(GroundStation station, boolean twoWay, AbsoluteDate date, double[] observed, double[] sigma, double[] baseWeight, ObservableSatellite satellite) 简单构造函数。
GroundReceiverMeasurement(GroundStation station, boolean twoWay, AbsoluteDate date, double observed, double sigma, double baseWeight, ObservableSatellite satellite) 简单构造函数。

Method Summary

Modifier and Type	Method and Description
protected GroundReceiverCommonParametersWithDerivatives	computeCommonParametersWithDerivatives(SpacecraftState state) 计算常见的估计参数。
protected GroundReceiverCommonParametersWithoutDerivatives	computeCommonParametersWithout(SpacecraftState state) 计算常见的估计参数。
PVCoordinates	getGroundStationCoordinates(Frame frame) 获取给定参考系的站点坐标。
org.hipparchus.geometry.euclidean.threed.Vector3D	getGroundStationPosition(Frame frame) 获取给定参考系的站点位置。
GroundStation	getStation() 获取执行测量的地面站。
boolean	isTwoWay() 检查实例是否表示双向测量。

Methods inherited from class org.orekit.estimation.measurements.AbstractMeasurement

addModifier, addParameterDriver, estimate, estimateWithoutDerivatives, getBaseWeight, getCoordinates, getDate, getDimension, getModifiers, getObservedValue, getParametersDrivers, getSatellites, getTheoreticalStandardDeviation, isEnabled, setEnabled, signalTimeOfFlight, signalTimeOfFlight, theoreticalEvaluation, theoreticalEvaluationWithoutDerivatives

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.orekit.estimation.measurements.ObservedMeasurement

getMeasurementType

Methods inherited from interface org.orekit.estimation.measurements.ComparableMeasurement

compareTo

Methods inherited from interface org.orekit.time.TimeStamped

durationFrom

Methods inherited from interface org.orekit.utils.ParameterDriversProvider

getNbParametersDriversValue, getParameterDriver, getParameters, getParameters, getParameters, getParameters, getParametersAllValues, getParametersAllValues, isSupported

Constructor Detail

GroundReceiverMeasurement

public GroundReceiverMeasurement(GroundStation station,
                                 boolean twoWay,
                                 AbsoluteDate date,
                                 double observed,
                                 double sigma,
                                 double baseWeight,
                                 ObservableSatellite satellite)

简单构造函数。

参数：

station - 执行测量的地面站

twoWay - 表示是否为双向测量的标志

date - 测量日期

observed - 观测值

sigma - 理论标准差

baseWeight - 基本权重

satellite - 与此测量相关的卫星

GroundReceiverMeasurement

public GroundReceiverMeasurement(GroundStation station,
                                 boolean twoWay,
                                 AbsoluteDate date,
                                 double[] observed,
                                 double[] sigma,
                                 double[] baseWeight,
                                 ObservableSatellite satellite)

简单构造函数。

参数：

station - 执行测量的地面站

twoWay - 表示是否为双向测量的标志

date - 测量日期

observed - 观测值

sigma - 理论标准差

baseWeight - 基本权重

satellite - 与此测量相关的卫星

Method Detail

getStation

public GroundStation getStation()

获取执行测量的地面站。

返回：

执行测量的地面站

isTwoWay

public boolean isTwoWay()

检查实例是否表示双向测量。

返回：

如果实例表示双向测量，则返回true

computeCommonParametersWithout

protected GroundReceiverCommonParametersWithoutDerivatives computeCommonParametersWithout(SpacecraftState state)

计算常见的估计参数。

参数：

state - 测量日期的轨道状态

返回：

常见参数

computeCommonParametersWithDerivatives

protected GroundReceiverCommonParametersWithDerivatives computeCommonParametersWithDerivatives(SpacecraftState state)

计算常见的估计参数。

参数：

state - 测量日期的轨道状态

返回：

常见参数

getGroundStationPosition

public org.hipparchus.geometry.euclidean.threed.Vector3D getGroundStationPosition(Frame frame)

获取给定参考系的站点位置。

参数：

frame - 站点位置的惯性参考系

返回：

给定惯性参考系中的站点位置

自版本：

12.0

getGroundStationCoordinates

public PVCoordinates getGroundStationCoordinates(Frame frame)

获取给定参考系的站点坐标。

参数：

frame - 站点位置的惯性参考系

返回：

给定惯性参考系中的站点坐标

自版本：

12.0