Contact: iono@oma.be

Event: 2017-07-16

SUMMARY OF THE EVENT: A major increase of the ionospheric VTEC occured the 16th of July associated with the CME of the 14th of July. Above Brussels, there was up to +13.5 TECu (180%) of differences with respect to the median of the last 15 days.

VTEC Time Series

Figure 1: VTEC Time Series

VTEC point locations

Figure 2: VTEC extracting locations

Figure 1 shows the time evolution of the Vertical Total Electron Content (VTEC) (in red) extracted from the near-real time VTEC maps at 3 different latitudes (Figure 2): a) Northern part (top), b) Brussels (middle) and c) Southern part (bottom). Also shown, the model based on the median from the 15 previous days (in grey).

About this event, see also:

  • Comparisons with the median of the last 15 days: here
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