Contact: iono@oma.be
SUMMARY OF THE EVENT: A first major solar flare occured the 05/03/2012, followed by two other major flares the 07/03/2012 at 00:24 UTC and 01:14UTC (source: www.sidc.be). As a consequence, the Earth's ionosphere above Europe was disturbed during 4 periods :
(1) 07/03/2012 from 05:30UTC to 21:30UTC (peak at noon),
(2) 08/03/2012 from 07:00UTC to 10:30UTC,
(3) 08/03/2012 from 13:00UTC to 21:00UTC,
(4) 09/03/2012 from 07:00 UTC to 19:30UTC.
Figure 1: VTEC Time Series |
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:
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