Path: FormationFlying/Transformation
% Compute element differences from Hills frame state and ref. elements
Since version 7.
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Inputs
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el0 (1,6) reference orbital elements
xH (6,:) relative position and velocity in Hills frame [km; km/s]
type (1) type of orbital element set
1 -- [a,th,i,q1,q2,W]
2 -- [a,i,W,w,e,M]
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Outputs
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dEl (:,6) Orbital Element differences
if type 1 -- delta [a,th,i,q1,q2,W]
if type 2 -- delta [a,i,W,w,e,M]
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