Fig. 3.From: Candidate models for the IGRF-11th generation making use of extrapolated observatory dataComparison of observed (solid black line) and predicted (solid gray line) monthly mean values for Chambon La Forêt (CLF) and Kanoya (KNY) observatories by Langlais and Mandea (2000). Differences (dashed gray line) are shown on the right axis.Back to article page