Package org.jastronomy.jsofa

Class JSOFA.PrecessionAngles

java.lang.Object
org.jastronomy.jsofa.JSOFA.PrecessionAngles
Enclosing class:
JSOFA
public static class JSOFA.PrecessionAngles extends Object
equinox based precession angles. .
Version:
$Revision$ $date$
Author:
Paul Harrison (paul.harrison@manchester.ac.uk) 21 Nov 2011

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    double
    bpa
    P_A ecliptic pole x, J2000.0 ecliptic triad.
    double
    bpia
    Pi_A longitude of ascending node of the ecliptic.
    double
    bqa
    Q_A ecliptic pole -y, J2000.0 ecliptic triad.
    double
    chia
    chi_A planetary precession.
    double
    eps0
    epsilon_0 obliquity at J2000.0.
    double
    epsa
    epsilon_A obliquity of the ecliptic.
    double
    gam
    gamma_J2000 J2000.0 RA difference of ecliptic poles.
    double
    oma
    omega_A inclination of equator wrt J2000.0 ecliptic.
    double
    pa
    p_A general precession.
    double
    phi
    phi_J2000 J2000.0 codeclination of ecliptic pole.
    double
    pia
    pi_A angle between moving and J2000.0 ecliptics.
    double
    psi
    psi_J2000 longitude difference of equator poles, J2000.0.
    double
    psia
    psi_A luni-solar precession.
    double
    thetaa
    theta_A equatorial precession: 2nd 323 Euler angle.
    double
    za
    z_A equatorial precession: -3rd 323 Euler angle.
    double
    zetaa
    zeta_A equatorial precession: -1st 323 Euler angle.

  • Constructor Summary

    Constructors
    Constructor
    Description
    PrecessionAngles(double eps0, double psia, double oma, double bpa, double bqa, double pia, double bpia, double epsa, double chia, double za, double zetaa, double thetaa, double pa, double gam, double phi, double psi)
     

  • Method Summary

    Methods inherited from class java.lang.Object

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

  • Field Details

    • eps0

      public double eps0
      epsilon_0 obliquity at J2000.0.

    • psia

      public double psia
      psi_A luni-solar precession.

    • oma

      public double oma
      omega_A inclination of equator wrt J2000.0 ecliptic.

    • bpa

      public double bpa
      P_A ecliptic pole x, J2000.0 ecliptic triad.

    • bqa

      public double bqa
      Q_A ecliptic pole -y, J2000.0 ecliptic triad.

    • pia

      public double pia
      pi_A angle between moving and J2000.0 ecliptics.

    • bpia

      public double bpia
      Pi_A longitude of ascending node of the ecliptic.

    • epsa

      public double epsa
      epsilon_A obliquity of the ecliptic.

    • chia

      public double chia
      chi_A planetary precession.

    • za

      public double za
      z_A equatorial precession: -3rd 323 Euler angle.

    • zetaa

      public double zetaa
      zeta_A equatorial precession: -1st 323 Euler angle.

    • thetaa

      public double thetaa
      theta_A equatorial precession: 2nd 323 Euler angle.

    • pa

      public double pa
      p_A general precession.

    • gam

      public double gam
      gamma_J2000 J2000.0 RA difference of ecliptic poles.

    • phi

      public double phi
      phi_J2000 J2000.0 codeclination of ecliptic pole.

    • psi

      public double psi
      psi_J2000 longitude difference of equator poles, J2000.0.

  • Constructor Details

    • PrecessionAngles

      public PrecessionAngles(double eps0, double psia, double oma, double bpa, double bqa, double pia, double bpia, double epsa, double chia, double za, double zetaa, double thetaa, double pa, double gam, double phi, double psi)