Class DSSTTesseralContext


  • public class DSSTTesseralContext
    extends ForceModelContext
    This class is a container for the common parameters used in DSSTTesseral.

    It performs parameters initialization at each integration step for the Tesseral contribution to the central body gravitational perturbation.

    Since:
    10.0
    Author:
    Bryan Cazabonne
    • Method Detail

      • getE2

        public double getE2()
        Get ecc².
        Returns:
        e2
      • getTheta

        public double getTheta()
        Get Central body rotation angle θ.
        Returns:
        theta
      • getAx2oA

        public double getAx2oA()
        Get ax2oA = 2 * a / A .
        Returns:
        ax2oA
      • getChi

        public double getChi()
        Get Χ = 1 / sqrt(1 - e²) = 1 / B.
        Returns:
        chi
      • getChi2

        public double getChi2()
        Get Χ².
        Returns:
        chi2
      • getBoA

        public double getBoA()
        Get B / A.
        Returns:
        BoA
      • getOoAB

        public double getOoAB()
        Get ooAB = 1 / (A * B).
        Returns:
        ooAB
      • getCo2AB

        public double getCo2AB()
        Get Co2AB = C / 2AB.
        Returns:
        Co2AB
      • getBoABpo

        public double getBoABpo()
        Get BoABpo = B / A(1 + B).
        Returns:
        BoABpo
      • getMoa

        public double getMoa()
        Get μ / a .
        Returns:
        moa
      • getRoa

        public double getRoa()
        Get roa = R / a.
        Returns:
        roa
      • getOrbitPeriod

        public double getOrbitPeriod()
        Get the Keplerian period.

        The Keplerian period is computed directly from semi major axis and central acceleration constant.

        Returns:
        Keplerian period in seconds, or positive infinity for hyperbolic orbits
      • getMeanMotion

        public double getMeanMotion()
        Get the Keplerian mean motion.

        The Keplerian mean motion is computed directly from semi major axis and central acceleration constant.

        Returns:
        Keplerian mean motion in radians per second
      • getRatio

        public double getRatio()
        Get the ratio of satellite period to central body rotation period.
        Returns:
        ratio