Table 4 Magnetic impact of calibration and characterisation, respectively, for each parameter given in Eq. 13 and the non-linear parameters in Eq. 9
From: Observing Earth’s magnetic environment with the GRACE-FO mission
Parameter | Std (nT) | Min (nT) | Max (nT) | ||||||
|---|---|---|---|---|---|---|---|---|---|
x | y | z | x | y | z | x | y | z | |
GF1 | |||||||||
\(\mathbf {\Delta B_{\xi }}\) | 5.2 | 6.9 | 3.8 | − 28.1 | − 67.9 | − 38.6 | 21.5 | 25.8 | 20.3 |
\({\Delta B_{\nu }}\) | 7.6 | 9.6 | 5.4 | − 46.0 | − 45.8 | − 37.5 | 47.2 | 75.1 | 66.3 |
\({\Delta B_{\text{MTQ}}}\) | 8.6 | 6.2 | 6.8 | − 230.5 | − 209.5 | − 578.7 | 242.5 | 206.4 | 263.0 |
\({\Delta B_{\text{BAT}}}\) | 17.0 | 29.5 | 18.4 | − 309.4 | − 343.1 | − 354.2 | 196.5 | 536.8 | 225.6 |
\({\Delta B_{\text{SA}}}\) | 66.3 | 112.0 | 74.4 | − 503.4 | − 174.3 | − 554.2 | 106.6 | 863.8 | 262.1 |
\({\Delta B_{\text{BT}}}\) | 1.9 | 3.2 | 1.6 | − 16.2 | − 17.8 | − 18.2 | 16.9 | 28.6 | 10.4 |
\({\Delta B_{\text{ST}}}\) | 5.5 | 2.2 | 8.1 | − 175.8 | − 16.0 | − 204.1 | 167.3 | 20.0 | 217.5 |
\({\Delta B_{\text{cal},\text{NEC}}}\) | 7.8 | 7.9 | 9.5 | − 220.6 | − 112.2 | − 287.7 | 217.9 | 161.8 | 329.0 |
GF2 | |||||||||
\({\Delta B_{\xi }}\) | 5.1 | 7.8 | 4.2 | − 17.7 | − 28.6 | − 19.6 | 28.7 | 28.7 | 34.1 |
\({\Delta B_{\nu }}\) | 10.1 | 9.1 | 5.6 | − 100.7 | − 49.1 | − 48.5 | 74.0 | 43.9 | 35.9 |
\({\Delta B_{\text{MTQ}}}\) | 10.2 | 6.6 | 6.9 | − 222.8 | − 235.3 | − 178.4 | 226.9 | 190.7 | 258.2 |
\({\Delta B_{\text{BAT}}}\) | 21.1 | 21.4 | 18.6 | − 131.1 | − 87.8 | − 100.6 | 66.8 | 87.5 | 136.9 |
\({\Delta B_{\text{SA}}}\) | 19.2 | 35.1 | 29.0 | − 60.0 | − 184.2 | − 230.4 | 85.0 | 166.1 | 117.1 |
\({\Delta B_{\text{BT}}}\) | 4.1 | 6.9 | 4.5 | − 44.5 | − 26.4 | − 11.9 | 30.1 | 114.5 | 81.6 |
\({\Delta B_{\text{ST}}}\) | 9.3 | 3.2 | 14.6 | − 273.3 | − 26.0 | − 390.6 | 244.0 | 29.2 | 317.8 |
\({\Delta B_{\text{cal},\text{NEC}}}\) | 7.1 | 8.4 | 7.7 | − 6364.5 | − 121.8 | − 277.8 | 180.9 | 1013.9 | 7208.9 |