Path: SC/Environs
% Magnetic field based on the Mead-Fairfield Model.
Computes the field as a dipole with deviations. Has a built-in demo for
geo orbit.
--------------------------------------------------------------------------
Form:
[bT, dB] = BMF( r, jD, kP )
--------------------------------------------------------------------------
------
Inputs
------
r (3,n) Location in ECI Frame.
jD (1,n) Julian dates
kP (1,1) Solar activity index ( Typically 0 to 3 )
-------
Outputs
-------
bT (3,n) Magnetic field ECI (T)
dB (3,n) Delta magnetic field ECI (T)
--------------------------------------------------------------------------
Reference: Mead, G.D., Fairfield, D.H. "A Quantitative Magnetosphere Model
Derived From Spacecraft Magnetometer Data", Journal of
Geophysical Research, Vol. 80, No.4 February 1, 1975, pp 523-534.
Includes 1995 IGRF coefficients as of Jan. 99
--------------------------------------------------------------------------
See also: SunV1, ECIToEF
--------------------------------------------------------------------------
AerospaceUtils: Coord/ECIToEF SC: Ephem/SunV1 Common: Graphics/Plot2D Common: Time/JD2000 Common: Time/JD2T Math: Linear/Cross Math: Linear/Mag Math: Linear/Unit
Back to the SC Module page