EarthNut:

Path: SC/Ephem

% The matrix that rotates from the Earth mean axes to the true axes.
   See also NutDelta, ObOfE.
   Default is today's date.

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   Form:
   [n, eps0, epsT, deltaPsi, deltaEps] = EarthNut( T )
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   ------
   Inputs
   ------
   T       	(1,1) Julian centuries of 86400s dynamical time from j2000.0

   -------
   Outputs
   -------
   n        	(3,3) Nutation matrix (transforms from mean to true)
   eps0    	(1,1) Mean obliquity     (deg)
   epsT     	(1,1) True obliquity     (deg)
   deltaPsi	(1,1) Delta in longitude (deg)
   deltaEps	(1,1) Delta in obliquity (deg)

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   References:	Seidelmann, P., ed. The Explanatory Supplement to the 
             Astronomical Almanac, University Science Books, 1992, p. 115.
--------------------------------------------------------------------------

Children:

SC: Ephem/NutDelta
SC: Ephem/ObOfE
Common: Time/DTSToDTA
Common: Time/Date2JD
Common: Time/JD2T
Math: Trigonometry/CosD
Math: Trigonometry/SinD

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