Table 2. Number N of data points, mean of residuals, and rms misfit in nT for our parent model centered on epoch 2009.
From: IGRF candidate models at times of rapid changes in core field acceleration
N | rms | Mean | |
|---|---|---|---|
F all | 32919 | 5.1 | −0.1 |
F lat < |50°| | 19085 | 4.1 | 0 |
F lat > |50°| | 13384 | 6.3 | −0.2 |
B r | 17847 | 4.4 | 0.3 |
B θ | 17847 | 4.9 | −0.3 |
B ϕ | 17847 | 3.4 | 0.1 |