/// <summary>
/// 默认构造函数。当前时刻的运动状态。
/// </summary>
/// <param name="MeanAnomaly">本时刻卫星的平近点角,弧度</param>
/// <param name="PlaneEllipse">椭圆轨道</param>
public MomentEllipseOrbit(double MeanAnomaly, PlaneEllipse PlaneEllipse)
{
this.PlaneEllipse = PlaneEllipse;
this.MeanAnomaly = MeanAnomaly;
}
/// <summary>
/// 默认构造函数。当前时刻的运动状态。
/// </summary>
/// <param name="MeanAnomaly">参考时刻τ卫星的平近点角,弧度</param>
/// <param name="deltaTime">与参考时刻之差</param>
/// <param name="PlaneEllipse">椭圆轨道</param>
public MomentEllipseOrbit(double MeanAnomaly, double deltaTime, PlaneEllipse PlaneEllipse)
: this(MeanAnomaly + PlaneEllipse.MeanAngularVelocity * deltaTime, PlaneEllipse)
{
}