Package org.orekit.orbits

Class FieldEquinoctialLongitudeArgumentUtility

java.lang.Object
org.orekit.orbits.FieldEquinoctialLongitudeArgumentUtility
public class FieldEquinoctialLongitudeArgumentUtility extends Object
Utility methods for converting between different longitude arguments used by FieldEquinoctialOrbit.
Since:
12.1
Author:
Romain Serra
See Also:

  • Method Details

    • eccentricToTrue

      public static <T extends CalculusFieldElement<T>> T eccentricToTrue(T ex, T ey, T lE)
      Computes the true longitude argument from the eccentric longitude argument.
      Type Parameters:
      T - Type of the field elements
      Parameters:
      ex - e cos(ω), first component of eccentricity vector
      ey - e sin(ω), second component of eccentricity vector
      lE - = E + ω + Ω eccentric longitude argument (rad)
      Returns:
      the true longitude argument.

    • trueToEccentric

      public static <T extends CalculusFieldElement<T>> T trueToEccentric(T ex, T ey, T lV)
      Computes the eccentric longitude argument from the true longitude argument.
      Type Parameters:
      T - Type of the field elements
      Parameters:
      ex - e cos(ω), first component of eccentricity vector
      ey - e sin(ω), second component of eccentricity vector
      lV - = V + ω + Ω true longitude argument (rad)
      Returns:
      the eccentric longitude argument.

    • meanToEccentric

      public static <T extends CalculusFieldElement<T>> T meanToEccentric(T ex, T ey, T lM)
      Computes the eccentric longitude argument from the mean longitude argument.
      Type Parameters:
      T - Type of the field elements
      Parameters:
      ex - e cos(ω), first component of eccentricity vector
      ey - e sin(ω), second component of eccentricity vector
      lM - = M + ω + Ω mean longitude argument (rad)
      Returns:
      the eccentric longitude argument.

    • eccentricToMean

      public static <T extends CalculusFieldElement<T>> T eccentricToMean(T ex, T ey, T lE)
      Computes the mean longitude argument from the eccentric longitude argument.
      Type Parameters:
      T - Type of the field elements
      Parameters:
      ex - e cos(ω), first component of eccentricity vector
      ey - e sin(ω), second component of eccentricity vector
      lE - = E + ω + Ω mean longitude argument (rad)
      Returns:
      the mean longitude argument.

    • trueToMean

      public static <T extends CalculusFieldElement<T>> T trueToMean(T ex, T ey, T lV)
      Computes the mean longitude argument from the eccentric longitude argument.
      Type Parameters:
      T - Type of the field elements
      Parameters:
      ex - e cos(ω), first component of eccentricity vector
      ey - e sin(ω), second component of eccentricity vector
      lV - = V + ω + Ω true longitude argument (rad)
      Returns:
      the mean longitude argument.

    • meanToTrue

      public static <T extends CalculusFieldElement<T>> T meanToTrue(T ex, T ey, T lM)
      Computes the true longitude argument from the eccentric longitude argument.
      Type Parameters:
      T - Type of the field elements
      Parameters:
      ex - e cos(ω), first component of eccentricity vector
      ey - e sin(ω), second component of eccentricity vector
      lM - = M + ω + Ω mean longitude argument (rad)
      Returns:
      the true longitude argument.

    • convertL

      public static <T extends CalculusFieldElement<T>> T convertL(PositionAngleType oldType, T l, T ex, T ey, PositionAngleType newType)
      Convert argument of longitude.
      Type Parameters:
      T - field type
      Parameters:
      oldType - old position angle type
      l - old value for argument of longitude
      ex - ex
      ey - ey
      newType - new position angle type
      Returns:
      converted argument of longitude
      Since:
      12.2