diff --git a/GeoMag/WMM.COF b/GeoMag/WMM.COF
new file mode 100644
index 0000000000000000000000000000000000000000..7940efb4603b79fe874459866ea3884a1d74d505
--- /dev/null
+++ b/GeoMag/WMM.COF
@@ -0,0 +1,93 @@
+    2020.0            WMM-2020        12/10/2019
+  1  0  -29404.5       0.0        6.7        0.0
+  1  1   -1450.7    4652.9        7.7      -25.1
+  2  0   -2500.0       0.0      -11.5        0.0
+  2  1    2982.0   -2991.6       -7.1      -30.2
+  2  2    1676.8    -734.8       -2.2      -23.9
+  3  0    1363.9       0.0        2.8        0.0
+  3  1   -2381.0     -82.2       -6.2        5.7
+  3  2    1236.2     241.8        3.4       -1.0
+  3  3     525.7    -542.9      -12.2        1.1
+  4  0     903.1       0.0       -1.1        0.0
+  4  1     809.4     282.0       -1.6        0.2
+  4  2      86.2    -158.4       -6.0        6.9
+  4  3    -309.4     199.8        5.4        3.7
+  4  4      47.9    -350.1       -5.5       -5.6
+  5  0    -234.4       0.0       -0.3        0.0
+  5  1     363.1      47.7        0.6        0.1
+  5  2     187.8     208.4       -0.7        2.5
+  5  3    -140.7    -121.3        0.1       -0.9
+  5  4    -151.2      32.2        1.2        3.0
+  5  5      13.7      99.1        1.0        0.5
+  6  0      65.9       0.0       -0.6        0.0
+  6  1      65.6     -19.1       -0.4        0.1
+  6  2      73.0      25.0        0.5       -1.8
+  6  3    -121.5      52.7        1.4       -1.4
+  6  4     -36.2     -64.4       -1.4        0.9
+  6  5      13.5       9.0       -0.0        0.1
+  6  6     -64.7      68.1        0.8        1.0
+  7  0      80.6       0.0       -0.1        0.0
+  7  1     -76.8     -51.4       -0.3        0.5
+  7  2      -8.3     -16.8       -0.1        0.6
+  7  3      56.5       2.3        0.7       -0.7
+  7  4      15.8      23.5        0.2       -0.2
+  7  5       6.4      -2.2       -0.5       -1.2
+  7  6      -7.2     -27.2       -0.8        0.2
+  7  7       9.8      -1.9        1.0        0.3
+  8  0      23.6       0.0       -0.1        0.0
+  8  1       9.8       8.4        0.1       -0.3
+  8  2     -17.5     -15.3       -0.1        0.7
+  8  3      -0.4      12.8        0.5       -0.2
+  8  4     -21.1     -11.8       -0.1        0.5
+  8  5      15.3      14.9        0.4       -0.3
+  8  6      13.7       3.6        0.5       -0.5
+  8  7     -16.5      -6.9        0.0        0.4
+  8  8      -0.3       2.8        0.4        0.1
+  9  0       5.0       0.0       -0.1        0.0
+  9  1       8.2     -23.3       -0.2       -0.3
+  9  2       2.9      11.1       -0.0        0.2
+  9  3      -1.4       9.8        0.4       -0.4
+  9  4      -1.1      -5.1       -0.3        0.4
+  9  5     -13.3      -6.2       -0.0        0.1
+  9  6       1.1       7.8        0.3       -0.0
+  9  7       8.9       0.4       -0.0       -0.2
+  9  8      -9.3      -1.5       -0.0        0.5
+  9  9     -11.9       9.7       -0.4        0.2
+ 10  0      -1.9       0.0        0.0        0.0
+ 10  1      -6.2       3.4       -0.0       -0.0
+ 10  2      -0.1      -0.2       -0.0        0.1
+ 10  3       1.7       3.5        0.2       -0.3
+ 10  4      -0.9       4.8       -0.1        0.1
+ 10  5       0.6      -8.6       -0.2       -0.2
+ 10  6      -0.9      -0.1       -0.0        0.1
+ 10  7       1.9      -4.2       -0.1       -0.0
+ 10  8       1.4      -3.4       -0.2       -0.1
+ 10  9      -2.4      -0.1       -0.1        0.2
+ 10 10      -3.9      -8.8       -0.0       -0.0
+ 11  0       3.0       0.0       -0.0        0.0
+ 11  1      -1.4      -0.0       -0.1       -0.0
+ 11  2      -2.5       2.6       -0.0        0.1
+ 11  3       2.4      -0.5        0.0        0.0
+ 11  4      -0.9      -0.4       -0.0        0.2
+ 11  5       0.3       0.6       -0.1       -0.0
+ 11  6      -0.7      -0.2        0.0        0.0
+ 11  7      -0.1      -1.7       -0.0        0.1
+ 11  8       1.4      -1.6       -0.1       -0.0
+ 11  9      -0.6      -3.0       -0.1       -0.1
+ 11 10       0.2      -2.0       -0.1        0.0
+ 11 11       3.1      -2.6       -0.1       -0.0
+ 12  0      -2.0       0.0        0.0        0.0
+ 12  1      -0.1      -1.2       -0.0       -0.0
+ 12  2       0.5       0.5       -0.0        0.0
+ 12  3       1.3       1.3        0.0       -0.1
+ 12  4      -1.2      -1.8       -0.0        0.1
+ 12  5       0.7       0.1       -0.0       -0.0
+ 12  6       0.3       0.7        0.0        0.0
+ 12  7       0.5      -0.1       -0.0       -0.0
+ 12  8      -0.2       0.6        0.0        0.1
+ 12  9      -0.5       0.2       -0.0       -0.0
+ 12 10       0.1      -0.9       -0.0       -0.0
+ 12 11      -1.1      -0.0       -0.0        0.0
+ 12 12      -0.3       0.5       -0.1       -0.1
+999999999999999999999999999999999999999999999999
+999999999999999999999999999999999999999999999999