• MSTID detector
• Archive
• Description

Latest occurrence of Medium Scale Travelling Ionospheric Disturbances (MSTIDs) over the Czech Republic

Time (UT)	State	Horizontal velocity (m/s)	Azimuth (°)	Period (min)	Oscillation velocity (m/s)
2026-04-14 07:00:00	TID A	87.2 ± 13.7	94.6 ± 29.8	108 ± 32	5.7 ± 7.2
2026-04-14 06:45:00	TID A	78.5 ± 18.6	112.7 ± 27.1	32 ± 9	5.8 ± 6.1
2026-04-14 06:30:00	TID A	78.7 ± 2.5	95.0 ± 5.6	31 ± 9	19.1 ± 2.3
2026-04-14 06:15:00	TID A	106.8 ± 13.8	106.0 ± 13.1	18 ± 3	16.6 ± 2.4
2026-04-14 06:00:00	TID A	100.5 ± 5.2	104.8 ± 8.4	17 ± 3	19.5 ± 2.4
2026-04-14 05:45:00	TID A	113.7 ± 20.5	98.6 ± 5.1	123 ± 32	20.6 ± 2.4
2026-04-14 05:30:00	TID A	99.5 ± 7.5	94.8 ± 4.8	122 ± 32	11.5 ± 2.5
2026-04-14 05:15:00	TID A	123.4 ± 9.7	104.8 ± 4.4	126 ± 32	21.0 ± 1.7
2026-04-14 05:00:00	TID A	110.8 ± 6.8	93.8 ± 11.5	127 ± 32	17.7 ± 1.6
2026-04-14 04:45:00	TID A	107.6 ± 4.7	50.6 ± 14.1	126 ± 32	12.5 ± 2.0
2026-04-14 04:30:00	TID A	244.0 ± 151.3	15.7 ± 49.7	124 ± 32	11.8 ± 5.7

NO TID: no TIDs were detected or missing data;
TID: TIDs were detected, not analysed;
TID A: TIDs were detected and analysed;
SPREAD: spread F was detected;

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Doppler shift spectrogram

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