Fig. 10From: A comprehensive model of Earth’s magnetic field determined from 4 years of Swarm satellite observationsThe amplitude (left) and phase (right) of the radial component of the oceanic \(M_2\) tidal magnetic field at \(430\,\hbox {km}\) altitude as estimated from, starting at the top, 2, 3, and 4 (CIY4) years of Swarm data and from CHAMP data (CM5) for SH degrees \(n=1{-}36\)Back to article page