Magnetic flux density at different points in space

Yakone

If I have a cylindrical permanent magnet with radius r, thickness t and strength B, how can I find the magnetic flux density (in tesla) for different points around the magnet?

Yakone	Magnetic flux density at different points in space If I have a cylindrical permanent magnet with radius r, thickness t and strength B, how can I find the magnetic flux density (in tesla) for different points around the magnet?