Path: SC/Environs
% Computes the geocentric magnetic field based on a tilted dipole model. The output is in geocentric inertial coordinates (ECI). This function includes the effect of dipole motion on the earth. Type BDipole for a demonstration of a satellite in a low earth inclined orbit. -------------------------------------------------------------------------- Form: uDipoleEF = UDipole( jD ) -------------------------------------------------------------------------- ------ Inputs ------ jD (1,:) Julian days ------- Outputs ------- uDipole (3,:) Dipole -------------------------------------------------------------------------- Reference: Wertz, J., ed. "Spacecraft Attitude Determination and Control," Kluwer, 1976, 783-784. Includes 1995 IGRF coefficients as of Jan. 1999 --------------------------------------------------------------------------
SC: BasicOrbit/Period Common: Graphics/Plot2D Common: Time/JD2000
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