Ionosphere and Space Weather | Royal Meteorological Institute

Ionogram Characteristics

Date:

Date/Time (UT)	foF2	foF1	foE	fmin	hmF2	hmF1	hmE	M(3000)	TEC
2026-05-21 00:00:01	5.25			1.35	333.9			2.852	6.020
2026-05-21 00:05:02	5.20			1.50	332.7			2.858	5.537
2026-05-21 00:10:02	5.20			1.50	336.8			2.847	5.789
2026-05-21 00:15:01	5.15			1.25	327.6			2.905	4.815
2026-05-21 00:20:02	5.15			1.50	326.4			2.908	4.754
2026-05-21 00:25:02	5.25			1.65	337.9			2.850	6.142
2026-05-21 00:30:01	5.15			1.50	324.9			2.908	4.823
2026-05-21 00:35:02	5.30			1.50	345.9			2.828	7.318
2026-05-21 00:40:02	5.35			1.50	349.8			2.807	7.629
2026-05-21 00:45:01	5.35			1.50	337.9			2.868	6.625
2026-05-21 00:50:02	5.20			1.55	325.0			2.932	5.437
2026-05-21 00:55:02	5.15			1.70	339.4			2.905	7.077
2026-05-21 01:00:01	5.10			1.60	343.0			2.859	7.527
2026-05-21 01:05:02	4.95			1.55	332.4			2.885	6.205
2026-05-21 01:10:02	4.90			1.50	337.8			2.824	6.400
2026-05-21 01:15:01	4.85			1.00	348.8			2.789	7.233
2026-05-21 01:20:02	4.80			1.55	337.4			2.817	5.612
2026-05-21 01:25:02	4.90			1.50	350.3			2.801	6.958
2026-05-21 01:30:01	4.85			1.20	351.0			2.820	6.861
2026-05-21 01:35:02	4.75			1.65	339.8			2.846	5.773
2026-05-21 01:40:02	4.75			1.55	354.8			2.781	6.955
2026-05-21 01:45:01	4.70			1.15	352.4			2.779	6.392
2026-05-21 01:50:02	4.65			1.65	351.7			2.786	6.075
2026-05-21 01:55:02	4.60			1.50	349.8			2.775	5.772
2026-05-21 02:00:01	4.55			1.00	349.6			2.782	5.501
2026-05-21 02:05:02	4.50			1.55	350.4			2.769	5.276
2026-05-21 02:10:02	4.45			1.50	359.1			2.728	5.749
2026-05-21 02:15:01	4.40			1.00	361.9			2.709	5.714
2026-05-21 02:20:02	4.40			1.70	374.7			2.684	6.621
2026-05-21 02:25:02	4.30			1.50	356.3			2.727	5.026
2026-05-21 02:30:01	4.30			1.30	364.6			2.721	5.771
2026-05-21 02:35:02	4.25			1.70	358.8			2.704	5.104
2026-05-21 02:40:02	4.25			1.55	361.0			2.708	5.327
2026-05-21 02:45:01	4.30			1.00	369.9			2.676	6.120
2026-05-21 02:50:02	4.25			1.50	358.0			2.724	5.418
2026-05-21 02:55:02	4.30			1.50	368.8			2.702	6.473
2026-05-21 03:00:01	4.25			1.25	357.7			2.748	5.663
2026-05-21 03:05:02	4.30			1.55	360.0			2.716	6.056
2026-05-21 03:10:02	4.30			1.50	353.0			2.772	5.695
2026-05-21 03:15:01	4.30			1.20	351.2			2.778	5.626
2026-05-21 03:20:02	4.20			1.50	334.5			2.822	4.978
2026-05-21 03:30:01	4.20			1.55	329.5			2.855	5.240
2026-05-21 03:40:02	4.30			1.50	320.1			2.892	5.432
2026-05-21 03:45:01	4.35		1.20	1.00	317.6		93.7	2.882	6.044
2026-05-21 03:50:02	4.40			1.50	331.6			2.849	7.156
2026-05-21 03:55:02	4.35		1.55	1.50	312.2		110.0	2.871	6.626
2026-05-21 04:00:01	4.40		1.50	1.15	304.1		93.5	2.910	6.551
2026-05-21 04:05:02	4.40		1.60	1.55	292.1		110.0	2.949	5.974
2026-05-21 04:10:02	4.45			1.85	303.8			2.927	6.410
2026-05-21 04:15:01	4.45		1.70	1.40	296.3		105.2	2.927	6.956
2026-05-21 04:20:02	4.50		1.75	1.55	308.6		105.1	2.849	8.486
2026-05-21 04:25:02	4.60	2.05	1.80	1.50	312.8	157.7	105.3	2.757	8.826
2026-05-21 04:30:01	4.65		1.80	1.15	303.6		105.6	2.863	8.161
2026-05-21 04:35:02	4.65	2.15	1.80	1.55	296.8	169.6	102.9	2.941	7.275
2026-05-21 04:40:02	4.75		1.95	1.50	307.4		104.6	2.825	9.348
2026-05-21 04:45:01	4.75		2.00	1.30	302.3		106.9	2.847	8.413
2026-05-21 04:50:02	4.85		1.90	1.55	287.0		99.6	2.905	7.684
2026-05-21 04:55:02	5.00	3.60	1.95	1.55	306.3	216.2	100.9	2.870	9.811
2026-05-21 05:00:01	5.05	2.45	2.00	1.00			101.7	2.963	-1.000
2026-05-21 05:05:02	5.15	3.60	2.10	1.50	277.7	204.3	101.3	3.035	7.816
2026-05-21 05:10:02	5.30	3.85	2.10	1.50	290.1	213.0	101.3	2.992	9.839
2026-05-21 05:15:01	5.30	3.80	2.15	1.35	268.9	204.7	101.5	3.073	7.936
2026-05-21 05:20:02	5.40	3.90	2.15	1.50	273.9	203.4	99.3	3.028	9.198
2026-05-21 05:25:02	5.50	3.90	2.20	1.50	290.9	202.1	99.3	2.944	11.241
2026-05-21 05:30:01	5.45		2.30	1.20	282.5		99.5	3.000	11.243
2026-05-21 05:35:08	5.60		2.35	1.50	276.8		100.3	2.937	10.020
2026-05-21 05:40:00	5.70	4.10	2.30	1.50	268.0	204.9	99.4	3.057	9.139
2026-05-21 05:45:01	5.75	4.05	2.20	1.05	263.8	201.9	96.2	3.163	8.665
2026-05-21 05:50:08	5.80	3.95	2.35	1.50	254.7	193.3	98.4	3.276	8.037
2026-05-21 05:55:00	6.00	4.10	2.50	1.50	255.1	195.3	97.9	3.197	9.068
2026-05-21 06:00:01	5.95	3.95	2.50	1.10	252.1	179.3	97.4	3.264	9.754
2026-05-21 06:05:08	5.90	4.20	2.35	1.50	242.6	186.2	95.9	3.262	8.714
2026-05-21 06:10:00	5.90	4.15	2.55	1.50	242.2	177.7	97.4	3.233	9.292
2026-05-21 06:15:01	5.90	4.20	2.45	1.15	254.5	179.6	96.1	3.107	10.840
2026-05-21 06:20:08	5.80	4.30	2.55	1.50	262.3	182.9	96.9	3.104	12.031
2026-05-21 06:25:00	5.85	4.20	2.50	1.50	258.8	178.0	96.1	3.081	11.409
2026-05-21 06:30:01	6.00	4.30	2.50	1.25	264.5	183.4	96.1	3.062	12.298
2026-05-21 06:35:02	5.95	4.40	2.65	1.50	249.2	187.7	99.8	3.195	10.240
2026-05-21 06:40:00	6.00	4.30	2.85	1.50	249.2	181.2	103.9	3.252	10.365
2026-05-21 06:45:01	6.00	4.40	2.45	1.45	246.2	187.8	95.7	3.238	9.748
2026-05-21 06:50:02	6.00	4.50	2.70	1.50	242.7	183.2	97.1	3.209	10.398
2026-05-21 06:55:00	6.10	4.50	2.95	1.50	259.7	181.9	104.0	3.059	12.920
2026-05-21 07:00:01	6.10		2.75	1.00	261.7		97.2	2.982	13.607
2026-05-21 07:05:02	6.05		2.95	1.55	257.4		102.5	2.985	12.118
2026-05-21 07:10:00	6.10	4.55	2.80	1.50	278.1	179.0	96.6	2.954	16.287
2026-05-21 07:15:01	6.15	4.45	3.00	1.00	249.4	172.2	100.0	3.123	11.643
2026-05-21 07:20:02	6.20	4.55	3.05	1.50	248.3	177.1	100.1	3.135	11.719
2026-05-21 07:25:00	6.20	4.55	3.05	1.55	239.2	173.5	100.1	3.189	10.814
2026-05-21 07:30:01	6.30	4.60	3.10	1.60	248.7	173.2	100.6	3.138	12.732
2026-05-21 07:35:02	6.40	4.60	3.10	1.55	266.0	172.3	100.1	3.025	15.692
2026-05-21 07:40:00	6.35	4.60	3.10	1.50	261.8	171.4	96.7	3.075	15.247
2026-05-21 07:45:01	6.35	4.55	3.15	1.20	255.0	170.4	100.1	3.063	13.539
2026-05-21 07:50:02	6.65	4.60	3.15	1.55	263.9	171.1	96.8	3.001	15.187
2026-05-21 07:55:00	6.70		3.15	1.50	269.8		100.1	3.128	12.791
2026-05-21 08:00:01	6.75		3.20	1.50	257.3		100.2	3.232	12.332
2026-05-21 08:05:02	6.90		3.20	1.50	259.3		96.8	3.253	13.363
2026-05-21 08:10:00	7.00	4.60	3.15	1.50	246.9	178.5	99.2	3.360	12.803
2026-05-21 08:15:01	7.00	4.55	3.25	1.50	233.5	170.1	100.2	3.433	11.010
2026-05-21 08:20:02	6.95	4.60	3.20	1.50	228.2	171.3	99.3	3.541	10.545
2026-05-21 08:25:00	6.85	4.70	3.15	1.55	231.2	173.0	98.6	3.475	11.766
2026-05-21 08:30:01	6.60	4.70	3.10	1.15	222.1	168.9	96.7	3.454	10.327
2026-05-21 08:35:02	6.35	4.85	3.30	1.50	219.1	169.2	100.2	3.345	10.059
2026-05-21 08:40:00	6.30	4.95	3.10	1.70	237.1	174.6	96.7	3.155	12.571
2026-05-21 08:45:01	6.00	4.80	3.05	1.60	253.7	170.6	96.1	3.097	14.882
2026-05-21 08:50:02	6.20		3.30	1.65	275.0		99.3	3.016	17.434

Ionosphere and Space Weather (ISW) section

Ionogram Characteristics