org.orekit.utils

Interface PVCoordinatesProvider

All Known Subinterfaces:

BoundedPropagator, CelestialBody, ExtendedPVCoordinatesProvider, OrekitStepInterpolator, Propagator

All Known Implementing Classes:

AbsolutePVCoordinates, AbstractAnalyticalPropagator, AbstractIntegratedPropagator, AbstractPropagator, AdapterPropagator, AggregateBoundedPropagator, AggregatedPVCoordinatesProvider, AggregatedPVCoordinatesProvider.InvalidPVProvider, BrouwerLyddanePropagator, CartesianOrbit, CircularOrbit, ConstantPVCoordinatesProvider, DeepSDP4, DSSTPropagator, EcksteinHechlerPropagator, Ephemeris, EquinoctialOrbit, FrameAdapter, GLONASSAnalyticalPropagator, GLONASSNumericalPropagator, GNSSPropagator, IntegratedEphemeris, KeplerianOrbit, KeplerianPropagator, NumericalPropagator, Orbit, SBASPropagator, SGP4, TLEPropagator, TopocentricFrame

public interface PVCoordinatesProvider

PV坐标提供者的接口。

Author:

Veronique Pommier

The PV coordinates provider interface can be used by any class used for position/velocity computation, for example celestial bodies or spacecraft position/velocity propagators, and many others...

Method Summary

Modifier and Type	Method and Description
default org.hipparchus.geometry.euclidean.threed.Vector3D	getPosition(AbsoluteDate date, Frame frame) 获取在选定参考系中的天体位置。
TimeStampedPVCoordinates	getPVCoordinates(AbsoluteDate date, Frame frame) 获取在选定参考系中的天体的PVCoordinates。

Method Detail

getPosition

default org.hipparchus.geometry.euclidean.threed.Vector3D getPosition(AbsoluteDate date,
                                                                      Frame frame)

获取在选定参考系中的天体位置。

参数:

date - 当前日期

frame - 定义位置的参考系

返回:

天体的位置（米）

自版本:

12.0

getPVCoordinates

TimeStampedPVCoordinates getPVCoordinates(AbsoluteDate date,
                                          Frame frame)

获取在选定参考系中的天体的PVCoordinates。

参数:

date - 当前日期

frame - 定义位置的参考系

返回:

天体的时间戳位置/速度（米和米/秒）