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| author | David A. Madore <david+git@madore.org> | 2012-03-27 19:23:09 +0200 |
|---|---|---|
| committer | David A. Madore <david+git@madore.org> | 2012-03-27 19:48:07 +0200 |
| commit | b0cb2767577a654db082f5ae9bbd69ffde725d2e (patch) | |
| tree | 59c2e3be045eca44ec9015a15b9bb2033683c888 /org/madore/ephem/Precession.java | |
| parent | 221c71e37bdc19dc5bbc1f0303697f67847b7712 (diff) | |
| download | ephem-b0cb2767577a654db082f5ae9bbd69ffde725d2e.tar.gz ephem-b0cb2767577a654db082f5ae9bbd69ffde725d2e.tar.bz2 ephem-b0cb2767577a654db082f5ae9bbd69ffde725d2e.zip | |
Equation of the origins/equinoxes.
Diffstat (limited to 'org/madore/ephem/Precession.java')
| -rw-r--r-- | org/madore/ephem/Precession.java | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/org/madore/ephem/Precession.java b/org/madore/ephem/Precession.java index b52a1c5..8b556d5 100644 --- a/org/madore/ephem/Precession.java +++ b/org/madore/ephem/Precession.java @@ -12,6 +12,8 @@ public final class Precession { = new Comput.Polynomial(0, 10.556403, -2.3814292, -0.00121197, 0.000170663, -0.0000000560); public static Comput.Polynomial epsilon = new Comput.Polynomial(epsilon0, -46.836769, -0.0001831, 0.00200340, -0.000000576, -0.0000000434); + public static Comput.Polynomial eqorg + = new Comput.Polynomial(0.014506, 4612.156534, 1.3915817, -0.00000044, -0.000029956, -0.0000000368); public static Frames.RotationMatrix matrix(double t) { Frames.RotationMatrix mat1 = Frames.RotationMatrix.rotx(epsilon0*Comput.arcsecond); |