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Table 1 Errors statistics on F data for various satellites

From: Stochastic forecasting of the geomagnetic field from the COV-OBS.x1 geomagnetic field model, and candidate models for IGRF-12

Satellite

Period

No

σ

\(\boldsymbol {{\boldsymbol{\mathcal {M}}}^{*}}\)

μ

μ

Oersted

1999.2 to 2013.5

5580

5.5 to 8.5

0.95

0.03

5.58

0.10

CHAMP

2000.6 to 2010.7

4489

4 to 10

0.95

−0.05

8.39

−0.55

Sac-C

2001.1 to 2001.2

32

5.5 to 8.5

0.98

0.19

5.51

0.93

Swarm

2013.9 to 2014.6

574

4 to 10

0.65

−0.08

5.39

−0.88

Total

1999.2 to 2014.6

10675

 

0.93

−0.01

6.90

−0.23

  1. Data number No, range for the prior error σ (nT), weighted L2 data misfit \(\boldsymbol {{\mathcal {M}}^{*}}\) and bias μ , unweighted L2 data misfit and bias μ (in nT).