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Earth, Planets and Space
Fig. 4 | Earth, Planets and Space

Fig. 4

From: Geoelectric hazard assessment: the differences of geoelectric responses during magnetic storms within common physiographic zones

Fig. 4

Time series for geomagnetic fields at the Brandon (BRD) Magnetic Observatory for the June 22, 2016, storm for 3 days beginning at 00:00 June 22, 2016, and corresponding estimated geoelectric fields. a 1 s resolution geomagnetic field \(B_{x}(t)\)(black) and \(B_{y}(t)\)(green) in nT defined relative to a constant baseline, b estimations of the geoelectric field \(E_{x}\) for EarthScope impedance MNB36 (blue) and RED36 (red) in mV/km, c equivalent time series to (b) for estimated \(E_{y}\)

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