European Space Agency

Royal Belgian Institute for Aeronomy

ut999 - radius of curvature in a dipolar magnetic field

subroutine  ut999(mgp, rc)

Parameters:

• mgp [zgeo,in] :: Geographic location.

• rc [real8,out] :: Radius of curvature.

Description

The subroutine ut999() evaluates the radius of curvature for a magnetic dipole field.

Diagnostics

None

Common Blocks

• uc140 - magnetic field

• uc160 - general constants

Dependencies

Called by

• ud328 - evaluate the second derivative of B

• ud329 - interpolate between two or three points

• uf421 - initialize and close a field line segment

• ut998 - evaluate the magnetic field vector and the normal to the field line

Calls

None

See also

None

Reported Bugs

None

Examples

None

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UNILIB/tags/v3.03