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Earth, Planets and Space
Fig. 2 | Earth, Planets and Space

Fig. 2

From: International Geomagnetic Reference Field: the thirteenth generation

Fig. 2

Maps of predicted annual secular variation in declination (top), inclination (middle) and total field (bottom) at the WGS84 ellipsoid surface averaged over 2020 to 2025. The zero contour is shown in green, positive contours in red, and negative contours in blue. White asterisks indicate locations of the magnetic dip poles. Projection is Miller cylindrical

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