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Table 1 Residual statistics for 6-satellite Iridium model

From: Investigation of geomagnetic reference models based on the Iridium\(^{\circledR }\) constellation

Spacecraft Component N Mean (nT) Sigma (nT) rms (nT)
SV114 \(B_\text{N}\) 112108 − 0.81 25.86 25.87
\(B_\text{E}\) 112108 2.64 38.59 38.68
Low \(B_\text{C}\) 112108 − 2.82 27.09 27.24
High \(B_\text{C}\) 36034 10.02 32.38 33.89
SV126 \(B_\text{N}\) 123807 − 0.8 24.59 24.6
\(B_\text{E}\) 123807 2.54 41.67 41.74
Low \(B_\text{C}\) 123807 − 2.34 25.25 25.36
High \(B_\text{C}\) 36623 − 2.08 30.68 30.75
SV129 \(B_\text{N}\) 121241 − 0.43 24.76 24.77
\(B_\text{E}\) 121241 3.17 41.45 41.58
Low \(B_\text{C}\) 121241 − 2.68 29.16 29.29
High \(B_\text{C}\) 36283 − 20.9 34.92 40.69
SV138 \(B_\text{N}\) 120138 − 0.45 24.04 24.05
\(B_\text{E}\) 120138 1.85 41.09 41.13
Low \(B_\text{C}\) 120138 − 2.45 24.73 24.85
High \(B_\text{C}\) 36290 0.81 30.29 30.3
SV140 \(B_\text{N}\) 107206 − 0.77 25.16 25.17
\(B_\text{E}\) 107206 2.1 40.75 40.81
Low \(B_\text{C}\) 107206 − 2.97 24.61 24.79
High \(B_\text{C}\) 33363 4.65 32.34 32.68
SV155 \(B_\text{N}\) 80594 − 0.29 24.49 24.49
\(B_\text{E}\) 80594 2.69 39.61 39.7
Low \(B_\text{C}\) 80594 − 2.31 25.08 25.19
High \(B_\text{C}\) 26738 2.11 33.79 33.86
  1. Magnetic field components are referenced to a North–East-Center coordinate system. Low-latitude refers to residuals equatorward of \(\pm 55\) quasi-dipole latitude. High-latitude refers to residuals poleward of \(\pm 55\) quasi-dipole latitude