igrf2020s                        
 13  6371.2       2025           
          1          0        5.7          0
          1          1        7.4      -25.9
          2          0        -11          0
          2          1         -7      -30.2
          2          2       -2.1      -22.4
          3          0        2.2          0
          3          1       -5.9          6
          3          2        3.1       -1.1
          3          3        -12        0.5
          4          0       -1.2          0
          4          1       -1.6       -0.1
          4          2       -5.9        6.5
          4          3        5.2        3.6
          4          4       -5.1         -5
          5          0       -0.3          0
          5          1        0.5          0
          5          2       -0.6        2.5
          5          3        0.2       -0.6
          5          4        1.3          3
          5          5        0.9        0.3
          6          0       -0.5          0
          6          1       -0.3          0
          6          2        0.4       -1.6
          6          3        1.3       -1.3
          6          4       -1.4        0.8
          6          5          0          0
          6          6        0.9          1
          7          0       -0.1          0
          7          1       -0.2        0.6
          7          2          0        0.6
          7          3        0.7       -0.8
          7          4        0.1       -0.2
          7          5       -0.5       -1.1
          7          6       -0.8        0.1
          7          7        0.8        0.3
          8          0          0          0
          8          1        0.1       -0.2
          8          2       -0.1        0.6
          8          3        0.4       -0.2
          8          4       -0.1        0.5
          8          5        0.4       -0.3
          8          6        0.3       -0.4
          8          7       -0.1        0.5
          8          8        0.4          0
          9          0          0          0
          9          1          0          0
          9          2          0          0
          9          3          0          0
          9          4          0          0
          9          5          0          0
          9          6          0          0
          9          7          0          0
          9          8          0          0
          9          9          0          0
         10          0          0          0
         10          1          0          0
         10          2          0          0
         10          3          0          0
         10          4          0          0
         10          5          0          0
         10          6          0          0
         10          7          0          0
         10          8          0          0
         10          9          0          0
         10         10          0          0
         11          0          0          0
         11          1          0          0
         11          2          0          0
         11          3          0          0
         11          4          0          0
         11          5          0          0
         11          6          0          0
         11          7          0          0
         11          8          0          0
         11          9          0          0
         11         10          0          0
         11         11          0          0
         12          0          0          0
         12          1          0          0
         12          2          0          0
         12          3          0          0
         12          4          0          0
         12          5          0          0
         12          6          0          0
         12          7          0          0
         12          8          0          0
         12          9          0          0
         12         10          0          0
         12         11          0          0
         12         12          0          0
         13          0          0          0
         13          1          0          0
         13          2          0          0
         13          3          0          0
         13          4          0          0
         13          5          0          0
         13          6          0          0
         13          7          0          0
         13          8          0          0
         13          9          0          0
         13         10          0          0
         13         11          0          0
         13         12          0          0
         13         13          0          0