Fig. 7From: Regional geomagnetic core field and secular variation model over the Iberian Peninsula from 2014 to 2020 based on the R-SCHA techniqueDifference of the secular variation of the geomagnetic components (from top to bottom: X, Y, Z and F) given by our regional model and the global models CHAOS\(-\)7.4 (left column) and IGRF-13 (right column) at surface height in 2020.0Back to article page