Magnetic field of a dipole in co ordinate free form

mfb

Your magnet is not a perfect, point-like dipole. Those deviations can be expressed as quadrupole moment, sextupole moment, ...
Alternatively, measure more points, and find some effective formula as calibration.

Sylvester1

ok!thanx for your time!i will come back when i manage to make it work :)!

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mfb Mentor	Magnetic field of a dipole in co ordinate free form Your magnet is not a perfect, point-like dipole. Those deviations can be expressed as quadrupole moment, sextupole moment, ... Alternatively, measure more points, and find some effective formula as calibration.

Sylvester1	ok!thanx for your time!i will come back when i manage to make it work :)!