Station Vallensis: Sudden Ionospheric Disturbances (SID)Datum..... Frequ ID. Start Maxim.Ende. Länge dB. Def. Link..

2026-08-21 23400 DHO 09:20 09:40 13:00 0220 3.05 3+ 5 Grafik
2026-08-21 22100 GQD 09:20 09:40 13:55 0275 1.41 3+ 5 Grafik
2026-08-21 21050 FTA 09:15 09:35 11:20 0125 3.10 3  5 Grafik
2026-08-20 23400 DHO 16:05 16:15 16:55 0050 1.87 2+ 5 Grafik