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Table 4 CM6 weighted residual statistics for Ørsted and SAC-C, where “QD” denotes Quasi-Dipole, “NS” denotes North–South along-track, “DF/SF” denotes scalar differences and sums, respectively, and “F” denotes scalar

From: CM6: a comprehensive geomagnetic field model derived from both CHAMP and Swarm satellite observations

TypeØrstedSAC-C
QD Lat.SunComp.NMeanRMSNMeanRMS
LowDarkF169,861− 0.452.3432,726− 1.623.19
MidDarkF751,9430.822.08229,7020.472.93
HighDarkF427,8601.143.95128,0670.914.36
LowLightNSDF277,6620.000.5125,811− 0.020.67
NSSF277,6623.528.0525,8114.609.53
LowDarkNSDF251,6730.000.3825,357− 0.010.52
NSSF251,673− 1.005.2025,357− 3.106.46
MidLightNSDF1,376,9110.000.51181,7850.001.27
NSSF1,376,9110.565.69181,7851.006.98
MidDarkNSDF1,113,677− 0.000.51187,818− 0.011.13
NSSF1,113,6771.564.42187,8181.045.87
HighLightNSDF1,195,4300.001.44187,2590.011.58
NSSF1,195,430− 2.7210.61187,259− 3.0511.88
HighDarkNSDF631,717− 0.011.29102,679− 0.051.32
NSSF631,7172.078.74102,6791.818.75
  1. Mean and RMS are in units of “nT”