Table 2 Results of the ΔEy and ΔEz evaluation when variables provided by the MSIS, IRI, and IGRF models are artificially underestimated (U) or overestimated (O) by 10 %
Model status during the run | Daily averaged uncertainties | ||
|---|---|---|---|
Altered | Constant | ΔEy (%) | ΔEz (%) |
MSIS(U) | IRI, IGRF | −9.46 | −9.87 |
MSIS(O) | IRI, IGRF | +14.22 | +12.00 |
MSISεIRI(U) | IGRF | −5.25 | −12.58 |
MSISεIRI(O) | IGRF | +13.39 | +16.89 |
IRI(U) | IGRF, MSIS | +3.01 | −3.70 |
IRI(O) | IGRF, MSIS | −2.16 | +3.70 |
IGRFεIRI(U) | MSIS | +8.47 | +4.11 |
IGRFεIRI(O) | MSIS | −6.36 | −3.36 |
IGRF(U) | IRI, MSIS | +6.55 | +8.68 |
IGRF(O) | IRI, MSIS | −3.67 | −6.42 |
IGRFεMSIS(U) | IRI | −6.71 | −3.50 |
IGRFεMSIS(O) | IRI | +6.96 | +3.49 |