MF4x is a lithospheric field model from CHAMP satellite data, estimated by a new algorithm from the same cleaned data set which was used for MF4.

The Potsdam Magnetic Model of the Earth (POMME) is a research model that describes both the internal and the external (magnetospheric) fields, taking into account the variability of space weather.

The Potsdam Magnetic Model of the Earth (POMME) is a research model that describes both the internal and the external (magnetospheric) fields, taking into account the variability of space weather.

MF5 is a lithospheric field model from CHAMP satellite data extending to degree and order 100.