Contact: iono@oma.be

Event: 2015-01-07

SUMMARY OF THE EVENT: A sudden increase of TEC was observed during the day of the 7/01/2015, (+47 TECu with respect to the median of the 15 previous days at 12:30 UTC). These ionospheric disturbances are linked with an unexpected geomagnetic storm.

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
  • about the origin of the ionospheric disturbances: www.sidc.be
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