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Fig. 2 | Earth, Planets and Space

Fig. 2

From: The Kalmag model as a candidate for IGRF-13

Fig. 2

Energy spectra at the Earth’s surface in 2015.0 of the mean (continuous lines) standard deviation (dashed lines) and initial prior standard deviation (symbols) associated with the core field (thin black lines and symbols), the lithospheric field (gray lines and symbols) and the sum of the core and lithospheric fields (thick black lines)

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