Ionosphere and Space Weather | Royal Meteorological Institute

Ionospheric Observations
Ionospheric Models
- Profilograms
- Slab Thickness
Geomagnetic Activity
- Local K-index Nowcast
- Space-based Forecast
Solar-Cosmic Activity

Ionogram Characteristics

Date/Time (UT)	foF2	foF1	foE	fmin	hmF2	hmF1	hmE	M(3000)	TEC
2026-01-20 00:00:01	2.35			1.80	465.8			2.233	2.311
2026-01-20 00:05:02	2.30			1.70	434.5			2.349	1.978
2026-01-20 00:10:02									-1.000
2026-01-20 00:15:01	2.30			1.80	415.9			2.428	1.538
2026-01-20 00:20:02									-1.000
2026-01-20 00:25:02	1.85			1.50	450.0			2.255	1.238
2026-01-20 00:30:01									-1.000
2026-01-20 00:35:02									-1.000
2026-01-20 00:40:02	1.95			1.65	437.0			2.342	1.348
2026-01-20 00:45:01	1.85			1.50	368.0			2.664	0.877
2026-01-20 00:50:02	1.90			1.55	351.4			2.769	0.831
2026-01-20 00:55:02	2.10			1.70	341.8			2.863	0.892