Magnetic observatories used in the study. The fifth column refers to the interval in which the magnetic latitude is included according to 2000–2015 IGRF models during the period analysed.
|Observatory name||IAGA code||Geographic latitude (°)||Geographic longitude (°)||Magnetic latitude (°)||UT–MLT (h)|
|San Pablo–Toledo||SPT||39.55||355.65||42.5 ± 0.5||−0.29|
|Surlari||SUA||44.68||26.55||42.0 ± 0.5||+1.77|
|Irkutsk||IRT||52.27||104.45||42.0 ± 0.5||+6.96|
|Memambetsu||MMB||43.91||144.19||35.5 ± 0.5||+9.61|
|Fresno||FRN||37.09||240.28||43.0 ± 0.5||−7.98|
|Stennis Space Center||BSL||30.35||270.36||39.5 ± 0.5||−5.98|
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