Table 4 Model A mean alignment and calibration parameters
From: Co-estimation of geomagnetic field and in-orbit fluxgate magnetometer calibration parameters
CHAMP | Swarm | Swarm | Cryosat | Cryosat | Cryosat | DMSP | DMSP | DMSP | |
|---|---|---|---|---|---|---|---|---|---|
A | B | FGM1 | FGM2 | FGM3 | F-16 | F-17 | F-18 | ||
\(\alpha _1 (^{\circ })\) | − 0.0526 | 11.8013 | − 8.8854 | − 15.6004 | − 14.9344 | − 173.8111 | 0.0092 | 0.0276 | 0.0570 |
\(\alpha _2 (^{\circ })\) | − 1.5785 | − 76.1928 | − 76.4269 | 1.0728 | − 0.2546 | 0.0970 | − 0.0772 | − 0.0469 | − 0.0228 |
\(\alpha _3 (^{\circ })\) | 0.4844 | − 12.5700 | 9.1152 | − 89.0165 | − 89.2063 | 90.2506 | 0.0872 | 0.0628 | 0.1944 |
\(s_1\) | 0.9947 | 0.9952 | 0.9990 | 1.0002 | 1.0000 | 1.0001 | |||
\(s_2\) | 0.9952 | 0.9960 | 0.9946 | 1.0002 | 1.0004 | 1.0003 | |||
\(s_3\) | 0.9955 | 0.9965 | 0.9978 | 0.9999 | 0.9994 | 0.9995 | |||
\(o_1\) (nT) | 5.28 | 77.77 | 116.08 | 2.11 | 0.38 | − 3.69 | |||
\(o_2\) (nT) | 166.35 | − 16.16 | − 28.86 | 0.57 | − 1.20 | − 4.80 | |||
\(o_3\) (nT) | − 10.28 | 62.31 | 45.34 | 35.59 | 32.71 | 34.48 | |||
\(u_1 (^{\circ })\) | 0.4521 | − 0.2900 | − 0.7429 | − 0.0122 | − 0.0089 | − 0.0044 | |||
\(u_2 (^{\circ })\) | 0.1952 | 0.0534 | − 0.0415 | 0.0347 | 0.0256 | 0.0195 | |||
\(u_3 (^{\circ })\) | − 0.3384 | 0.5020 | 0.0008 | 0.0151 | 0.0209 | 0.0258 |