Table 1

Details of the locations, time of magnetic midnight, and L-shell of each of the magnetometer and GIC measurement sites used in this study.

Magnetometer site Code Geographic latitude Geographic longitude CGM latitude CGM longitude MLT, UT L (R E )
Victoria VIC 48.52 236.58 53.55 298.62 8.74 2.9
Ottawa OTT 45.40 248.45 54.42 2.68 4.92 3.0
Eskdalemuir ESK 55.32 −3.20 52.33 76.40 23.40 2.7
Arti ARS 56.43 58.57 53.02 132.14 19.66 2.8
Magadan MGD 60.05 150.73 54.04 220.82 14.60 3.0
Swampy summit SWP −45.79 170.48 −52.86 256.47 11.28 2.8
GIC site
 Torness TOR 55.99 −2.41 53.04 77.26 23.33 2.8
 Halfway bush HWB −45.86 170.48 −52.93 256.51 11.28 2.8

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