Fig. 1From: Toward more complete magnetic gradiometry with the Swarm missionPower spectra \({R}_n^{(0)}(r_h)\), \({R}_n^{(1)}(r_h)\) and \({R}_n^{(2)}(r_h)\) of the observables \(\varvec{\Gamma }^{(0)}\), \(\varvec{\Gamma }^{(1)}\) and \(\varvec{\Gamma }^{(2)}\) at the Earth’s surface, \(h=0\) km, (dashed lines) and at \(h=460\) km altitude (solid lines) based on MF7 modelBack to article page