From: POGO satellite orbit corrections: an opportunity to improve the quality of the geomagnetic field measurements?
Positioning error
Δ F max (nT/100 m)
Δ F rms (nT/100 m)
Δ r
2.62
1.13
r Δ θ
0.49
0.19
r sin(θ)Δ ϕ
0.22
0.08