Contact: iono@oma.be

Event: 2013-12-08

SUMMARY OF THE EVENT: Abnormal increases of TEC were observed on the 8th of December in the early morning at the north of Europe and during the day at the centre and south of Europe. These disturbances are linked with magnetic field disturbances: K index reached 5 at Dourbes (www.swans.meteo.be). For more information about the origin of the geomagnetic disturbances, see www.sidc.be.

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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