世界地磁模型系数文件，WMM2020COF

# Field 1: Date # Field 2: Height above ellipsoid (km) # Field 3: geodetic latitude (deg) # Field 4: geodetic longitude (deg) # Field 5: declination (deg) # Field 6: inclination (deg) # Field 7: H (nT) # Field 8: X (nT) # Field 9: Y (nT) # Field 10: Z (nT) # Field 11: F (nT) # Field 12: dD/dt (deg/year) # Field 13: dI/dt (deg/year) # Field 14: dH/dt (nT/year) # Field 15: dX/dt (nT/year) # Field 16: dY/dt (nT/year) # Field 17: dZ/dt (nT/year) # Field 18: dF/dt (nT/year) 2020.0 28 89 -121 -112.41 88.46 1510.0 -575.7 -1396.0 56082.3 56102.7 2.6 0.0 -18.0 69.5 -9.2 20.1 19.6 2020.0 48 80 -96 -37.40 88.03 1910.8 1518.0 -1160.5 55671.9 55704.7 1.9 -0.0 41.6 72.5 26.3 -11.3 -9.8 2020.0 54 82 87 51.30 87.48 2487.8 1555.6 1941.4 56520.5 56575.2 0.6 0.0 -46.4 -48.7 -20.4 39.7 37.7 2020.0 65 43 93 0.71 63.87 24377.2 24375.3 303.2 49691.4 55348.7 -0.1 0.1 -34.1 -33.7 -32.4 101.1 75.7 2020.0 51 -33 109 -5.78 -67.64 21666.6 21556.3 -2183.2 -52676.0 56957.9 0.0 0.0 33.3 34.4 9.2 -16.8 28.2 2020.0 39 -59 -8 -15.79 -58.82 14933.4 14369.9 -4063.3 -24679.0 28845.4 0.0 0.0 -13.8 -12.3 7.3 60.0 -58.5 2020.0 3 -50 -103 28.10 -55.01 22315.5 19684.4 10512.2 -31883.6 38917.2 -0.0 0.0 -45.1 -34.2 -31.8 85.1 -95.6 2020.0 94 -29 -110 15.82 -38.38 24392.0 23467.8 6650.9 -19320.7 31116.9 -0.0 0.0 -44.7 -37.9 -30.4 42.5 -61.4 2020.0 66 14 143 0.12 13.08 34916.9 34916.8 70.2 8114.9 35847.5 -0.1 -0.1 29.6 29.6 -41.4 -46.4 18.3 2020.0 18 0 21 1.05 -26.46 29316.1 29311.2 536.0 -14589.0 32745.6 0.1 0.1 0.0 -0.9 51.2 54.5 -24.3 2020.5 6 -36 -137 20.16 -52.21 25511.4 23948.6 8791.9 -32897.6 41630.3 0.0 0.0 -21.6 -21.6 -3.8 65.4 -64.9 2020.5 63 26 81 0.43 40.84 34738.7 34737.7 259.2 30023.4 45914.9 0.0 0.1 5.9 5.9 2.4 128.2 88.3 2020.5 69 38 -144 13.39 56.99 23279.9 22647.3 5390.0 35831.9 42730.3 -0.1 0.0 -46.5 -38.9 -37.1 -53.5 -70.1 2020.5 50 -70 -133 57.40 -72.18 16597.2 8943.1 13981.7 -51628.5 54230.7 -0.0 0.0 13.3 13.3 7.2 103.1 -94.0 2020.5 8 -52 -75 15.39 -49.50 20299.7 19571.7 5387.5 -23769.0 31257.7 -0.1 -0.0 -66.6 -55.8 -48.3 46.4 -78.6 2020.5 8 -66 17 -32.56 -59.78 18089.7 15247.0 -9734.8 -31062.0 35945.6 -0.1 0.0 9.6 -12.5 -37.5 42.6 -32.0 2020.5 22 -37 140 9.15 -68.61 21705.2 21429.0 3451.3 -55415.6 59514.7 0.0 -0.0 -9.6 -11.1 8.5 -12.6 8.2 2020.5 40 -12 -129 10.83 -15.68 29295.6 28773.9 5503.9 -8221.8 30427.4 -0.0 0.1 -24.5 -20.0 -26.0 53.9 -38.2 2020.5 44 33 -118 11.46 57.97 23890.9 23414.3 4748.3 38184.5 45042.6 -0.1 0.0 -51.1 -42.7 -46.2 -77.1 -92.4 2020.5 50 -81 -67 28.65 -67.74 18332.1 16087.9 8788.9 -44780.8 48387.8 -0.1 0.0 -4.9 8.6 -25.9 81.0 -76.8 2021.0 74 -57 3 -22.29 -59.07 14296.6 13228.0 -5423.3 -23859.2 27814.7 -0.0 0.1 1.6 -1.7 -8.2 59.2 -50.0 2021.0 46 -24 -122 14.02 -34.29 26836.5 26037.0 6501.8 -18297.4 32480.6 -0.0 0.0 -32.2 -26.5 -26.8 46.8 -53.0 2021.0 69 23 63 1.08 35.82 34456.5 34450.4 646.9 24869.2 42493.9 0.0 0.1 15.7 15.2 27.3 95.8 68.7 2021.0 33 -3 -147 9.74 -2.35 31138.6 30690.1 5265.7 -1277.4 31164.8 0.0 0.1 -25.6 -25.6 -2.3 62.6 -28.1 2021.0 47 -72 -22 -6.05 -61.27 18455.7 18352.8 -1946.6 -33665.0 38392.0 -0.0 0.0 -18.1 -19.5 -12.8 65.5 -66.1 2021.0 62 -14 99 -1.71 -45.11 33227.7 33213.0 -990.3 -33354.0 47080.5 0.0 0.1 59.3 59.6 11.8 38.5 14.5 2021.0 83 86 -46 -36.71 86.83 3004.8 2408.8 -1796.2 54184.7 54268.0 1.3 0.0 -15.6 26.9 62.1 21.4 20.5 2021.0 82 -64 87 -80.81 -75.25 14087.8 2249.5 -13907.0 -53526.9 55349.8 -0.2 -0.0 -16.4 -48.1 8.9 -31.9 26.7 2021.0 34 -19 43 -14.32 -52.47 19947.3 19327.6 -4933.5 -25969.5 32746.2 -0.1 0.1 70.3 59.8 -49.8 -15.5 55.1 2021.0 56 -81 40 -59.03 -68.54 17872.0 9198.0 -15323.4 -45453.8 48841.2 -0.2 0.0 7.8 -37.3 -31.4 45.4 -39.4 2021.5 14 0 80 -3.41 -17.32 39316.2 39246.6 -2338.9 -12258.0 41182.8 0.0 0.1 77.8 79.0 18.2 61.1 56.1 2021.5 12 -82 -68 30.36 -68.18 18536.8 15995.1 9368.5 -46308.7 49880.9 -0.1 0.0 -2.2 12.7 -26.1 82.4 -77.3 2021.5 44 -46 -42 -11.54 -53.82 14450.9 14159.0 -2889.8 -19762.2 24482.1 0.0 -0.1 -75.2 -73.4 16.4 -5.7 -39.8 2021.5 43 17 52 1.23 23.87 35904.4 35896.1 773.7 15885.6 39261.7 0.0 0.1 23.4 23.0 17.8 74.5 51.5 2021.5 64 10 78 -1.71 7.37 39311.5 39294.0 -1172.2 5088.1 39639.4 0.0 0.1 52.8 53.1 11.5 102.0 65.4 2021.5 12 33 -145 12.36 52.51 24878.3 24301.2 5327.4 32429.3 40872.8 -0.0 0.0 -54.8 -48.9 -32.7 -38.8 -64.2 2021.5 12 -79 115 -136.34 -77.43 12997.3 -9403.6 -8972.3 -58271.0 59702.9 -0.2 0.0 16.0 -49.4 28.7 29.1 -24.9 2021.5 14 -33 -114 18.10 -44.23 24820.9 23592.3 7712.3 -24163.1 34640.0 -0.0 0.0 -43.5 -37.1 -26.7 54.1 -68.9 2021.5 19 29 66 2.13 45.97 32640.6 32618.0 1215.2 33763.7 46961.7 0.0 0.1 3.9 2.9 27.5 105.1 78.3 2021.5 86 -11 167 10.11 -31.45 33191.7 32676.0 5828.1 -20299.1 38906.8 0.1 -0.1 -18.5 -23.4 26.1 -43.0 6.7 2022.0 37 -66 -5 -16.99 -59.27 17152.6 16404.3 -5011.2 -28849.5 33563.5 -0.0 0.0 -8.3 -11.9 -10.3 59.1 -55.1 2022.0 67 72 -115 15.47 85.19 4703.2 4532.7 1254.7 55923.4 56120.8 -0.2 -0.1 68.0 70.4 0.4 -56.5 -50.7 2022.0 44 22 174 6.56 31.91 28859.7 28671.0 3294.9 17967.2 33995.6 0.0 -0.0 12.7 11.8 9.1 -15.7 2.5 2022.0 54 54 178 1.43 65.41 20631.2 20624.8 514.8 45076.8 49573.8 -0.2 0.0 -0.6 0.9 -59.8 9.2 8.1 2022.0 57 -43 50 -47.43 -62.96 16769.3 11344.6 -12349.5 -32850.3 36883.0 -0.2 -0.0 21.7 -18.5 -46.4 -74.7 76.4 2022.0 44 -43 -111 24.32 -52.71 22656.4 20646.1 9330.1 -29747.5 37392.8 -0.0 0.0 -42.5 -35.5 -24.5 72.8 -83.6 2022.0 12 -63 178 57.08 -79.33 11577.2 6292.0 9718.1 -61429.1 62510.5 0.2 0.0 31.2 -12.8 45.4 58.2 -51.4 2022.0 38 27 -169 8.76 42.60 26202.3 25896.5 3991.3 24097.4 35598.4 -0.0 0.0 -24.3 -23.5 -7.3 -4.6 -21.0 2022.0 61 59 -77 -17.63 79.04 10595.8 10098.3 -3208.9 54735.3 55751.4 0.3 -0.1 56.5 67.9 27.2 -56.4 -44.6 2022.0 67 -47 -32 -14.09 -57.63 13056.5 12663.7 -3178.2 -20600.9 24389.9 0.1 -0.1 -66.7 -60.3 34.0 13.5 -47.1 2022.5 8 62 53 18.95 76.54 13043.3 12336.1 4236.6 54498.1 56037.2 0.1 0.0 -29.9 -37.9 18.3 80.0 70.8 2022.5 77 -68 -7 -15.94 -60.00 17268.3 16604.7 -4741.2 -29908.6 34535.8 -0.0 0.0 -9.7 -13.4 -11.7 58.5 -55.5 2022.5 98 -5 159 7.79 -23.04 33927.0 33613.6 4601.1 -14426.9 36867.1 0.0 -0.1 -12.4 -13.7 9.3 -63.6 13.5 2022.5 34 -29 -107 15.68 -3