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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 %

From: Influence of uncertainties of the empirical models for inferring the E-region electric fields at the dip equator

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