Ionosphere and Space Weather | Royal Meteorological Institute

Ionogram Characteristics

Date:

Date/Time (UT)	foF2	foF1	foE	fmin	hmF2	hmF1	hmE	M(3000)	TEC
2025-12-01 00:00:01	3.65			1.55	334.5			2.917	2.605
2025-12-01 00:05:02	3.70			1.60	341.6			2.879	3.029
2025-12-01 00:10:00	3.70			1.55	328.7			2.960	2.310
2025-12-01 00:15:01	3.75			1.20	339.2			2.892	3.124
2025-12-01 00:20:02	3.85			1.55	342.7			2.855	3.373
2025-12-01 00:25:00	3.80			1.55	348.4			2.845	3.749
2025-12-01 00:30:01	3.70			1.60	330.8			2.942	2.844
2025-12-01 00:35:02	3.70			1.55	331.1			2.942	2.778
2025-12-01 00:40:00	3.70			1.80	331.9			2.889	2.711
2025-12-01 00:45:01	3.70			1.20	332.3			2.896	2.661
2025-12-01 00:50:02	3.50			2.00	343.7			2.931	3.178
2025-12-01 00:55:00	3.50			1.80	352.2			2.795	3.575
2025-12-01 01:00:01	3.60			1.05	346.2			2.818	3.053
2025-12-01 01:05:02	3.55			1.55	342.7			2.817	2.788
2025-12-01 01:10:00	3.40			1.85	336.0			2.901	2.427
2025-12-01 01:15:01	3.50			1.20	358.3			2.766	3.274
2025-12-01 01:20:02	3.40			1.60	359.4			2.823	3.233
2025-12-01 01:25:00	3.35			1.65	355.4			2.802	2.893
2025-12-01 01:30:01	3.25			1.25	339.7			2.899	1.909
2025-12-01 01:35:02	3.45			1.55	390.6			2.577	3.961
2025-12-01 01:40:00	3.30			1.60	370.5			2.676	2.834
2025-12-01 01:45:01	3.45			1.25	371.5			2.694	2.695
2025-12-01 01:50:02	3.50			1.65	391.5			2.565	3.714
2025-12-01 01:55:00	3.50			1.55	367.6			2.743	2.805
2025-12-01 02:00:01	3.45			1.20	351.3			2.866	2.087
2025-12-01 02:05:02	3.45			1.55	358.2			2.779	2.640
2025-12-01 02:10:00	3.50			1.55	371.8			2.716	3.464
2025-12-01 02:15:01	3.50			1.30	367.8			2.716	3.334
2025-12-01 02:20:02	3.60			1.50	353.9			2.799	2.863
2025-12-01 02:25:00	3.60			1.50	361.3			2.748	3.393
2025-12-01 02:30:01	3.60			1.25	366.8			2.698	3.578
2025-12-01 02:35:02	3.65			1.50	381.3			2.668	4.336
2025-12-01 02:40:00	3.50			1.50	337.4			2.921	2.011
2025-12-01 02:45:01	3.60			1.25	337.4			2.935	2.198
2025-12-01 02:50:02	3.65			1.50	351.6			2.801	2.943
2025-12-01 02:55:00	4.00			1.50	352.7			2.826	3.289
2025-12-01 03:00:01	3.95			1.35	355.8			2.750	3.589
2025-12-01 03:05:02	3.95			1.50	345.4			2.854	3.084
2025-12-01 03:10:00	4.00			1.55	361.4			2.759	3.951
2025-12-01 03:15:01	4.10			1.50	356.0			2.742	3.891
2025-12-01 03:20:02	3.70			1.55	322.3			3.059	2.010
2025-12-01 03:25:00	3.50			1.60	338.1			2.873	2.906
2025-12-01 03:30:01	3.45			1.20	304.6			3.124	1.608
2025-12-01 03:35:02	3.65			1.55	349.9			2.810	3.956
2025-12-01 03:40:00	3.65			1.60	329.7			3.063	3.749
2025-12-01 03:45:01	3.70			1.15	313.2			3.034	2.741
2025-12-01 03:50:02	3.75			1.55	319.5			2.994	3.107
2025-12-01 03:55:00	3.75			1.55	319.0			2.994	3.196
2025-12-01 04:00:01	3.90			1.10	309.2			3.038	3.143
2025-12-01 04:05:02	4.15			1.55	308.8			3.022	3.113
2025-12-01 04:10:00	4.05			1.65	299.3			3.105	2.266
2025-12-01 04:15:01	4.15			1.15	304.9			3.082	3.300
2025-12-01 04:20:02	4.10			1.55	293.8			3.147	2.560
2025-12-01 04:25:00	4.10			1.55	300.2			3.131	3.126
2025-12-01 04:30:01	4.00			1.35	290.4			3.193	2.689
2025-12-01 04:35:02	4.40			1.55	307.0			3.060	4.258
2025-12-01 04:40:00	4.45			1.55	299.0			3.116	3.812
2025-12-01 04:45:01	4.55			1.20	302.9			3.120	4.766
2025-12-01 04:50:02	4.55			1.55	285.3			3.250	3.736
2025-12-01 04:55:00	4.60			1.55	276.1			3.233	3.375
2025-12-01 05:00:01	4.65			1.15	282.8			3.249	4.620
2025-12-01 05:05:02	4.65			1.50	268.2			3.365	3.297
2025-12-01 05:10:00	4.65			1.55	263.2			3.334	3.198
2025-12-01 05:15:01	4.40			1.15	246.8			3.528	2.434
2025-12-01 05:20:02	4.45			1.60	241.2			3.611	2.188
2025-12-01 05:25:00	4.20			1.50	247.8			3.478	2.546
2025-12-01 05:30:01	3.90			1.05	245.3			3.525	2.571
2025-12-01 05:35:02	3.75			1.60	234.7			3.632	1.937
2025-12-01 05:40:00	3.70			1.55	252.9			3.436	2.761
2025-12-01 05:45:01	3.50			1.15	236.0			3.578	1.684
2025-12-01 05:50:02	3.60			1.50	249.3			3.381	2.078
2025-12-01 05:55:00	3.55			1.50	253.5			3.422	2.301
2025-12-01 06:00:01	3.40			1.00	227.6			3.723	1.208
2025-12-01 06:05:02	3.35			1.50	226.4			3.704	1.367
2025-12-01 06:10:00	3.15			1.50	224.5			3.681	1.345
2025-12-01 06:15:01	2.95			1.05	227.4			3.652	1.449
2025-12-01 06:20:02	2.95			1.50	246.0			3.457	1.779
2025-12-01 06:25:00	3.00			1.50	260.4			3.292	2.278
2025-12-01 06:30:01	3.15			1.00	264.4			3.084	2.645
2025-12-01 06:35:02	3.20			1.55	261.3			3.218	1.890
2025-12-01 06:40:00	3.65			1.50	277.9			3.203	3.223
2025-12-01 06:45:01	3.85			1.15	254.5			3.432	2.552
2025-12-01 06:50:02	4.00			1.55	241.9			3.552	2.375
2025-12-01 06:55:00	4.30			1.50	255.3			3.568	3.892
2025-12-01 07:00:01	4.65	1.30		1.05				3.535	-1.000
2025-12-01 07:05:02	4.75			1.55	219.6			3.716	2.369
2025-12-01 07:10:00	4.60			1.60	215.4			3.763	2.159
2025-12-01 07:15:01	4.60		1.30	1.00	231.1		97.5	3.559	3.894
2025-12-01 07:20:02	5.15			1.70	251.3			3.413	5.568
2025-12-01 07:25:00	5.50	1.90		1.55	250.9	170.6		3.450	6.622
2025-12-01 07:30:01	5.75	2.05	1.30	1.00	242.2	166.1	93.9	3.533	6.676
2025-12-01 07:35:02	6.05		1.55	1.50	238.5		110.0	3.449	6.714
2025-12-01 07:40:00	6.20		1.60	1.50	237.7		110.0	3.511	7.021
2025-12-01 07:45:01	6.55	2.10	1.55	1.15	234.7	149.2	96.5	3.551	7.704
2025-12-01 07:50:02	6.75		1.60	1.55	235.8		110.0	3.614	7.237
2025-12-01 07:55:00	6.95			2.40	231.0			3.595	8.181
2025-12-01 08:00:01	7.05		1.90	1.20	226.3		109.5	3.655	7.843
2025-12-01 08:05:02	7.25		2.00	1.55	232.4		109.0	3.542	9.875
2025-12-01 08:10:00	7.50	2.40	2.00	1.55			107.9	3.647	-1.000
2025-12-01 08:15:01	7.65	2.45	2.05	1.15			109.8	3.723	-1.000
2025-12-01 08:20:02	7.80	2.45	2.10	1.50			106.2	3.748	-1.000
2025-12-01 08:25:00	7.80		2.10	1.50	220.4		103.0	3.640	9.394
2025-12-01 08:30:01	7.80		2.05	1.20	224.2		101.2	3.537	10.263
2025-12-01 08:35:02	7.80		2.05	1.70	242.5		100.0	3.387	13.884
2025-12-01 08:40:00	8.00	2.55	2.15	1.50	241.7	136.1	99.4	3.451	14.482
2025-12-01 08:45:01	7.95	2.55	2.05	1.30	232.2	136.3	98.2	3.507	11.949
2025-12-01 08:50:02	7.75	2.60	2.15	1.50	219.7	147.0	98.6	3.753	8.019
2025-12-01 08:55:00	8.85		2.20	1.50	231.9		99.2	3.591	12.975
2025-12-01 09:00:01	9.15		2.25	1.50	243.6		99.3	3.319	15.692
2025-12-01 09:05:02	9.05	2.65	2.10	1.50	235.5	133.6	97.7	3.587	13.384
2025-12-01 09:10:00	9.25		2.25	1.55	240.6		96.6	3.489	17.324
2025-12-01 09:15:01	9.40		2.25	1.50	236.2		96.6	3.431	16.634
2025-12-01 09:20:02	9.40	2.85	2.30	1.50	246.2	139.3	96.7	3.462	19.699
2025-12-01 09:25:00	9.65		2.30	1.50	235.1		96.7	3.563	14.708
2025-12-01 09:30:01	9.40		2.35	1.50	228.1		96.8	3.607	12.632
2025-12-01 09:35:02	9.95	2.85	2.30	1.50	249.9	135.4	96.4	3.331	20.920
2025-12-01 09:40:00	10.05		2.25	1.65	240.2		95.7	3.481	18.226
2025-12-01 09:45:01	10.30		2.25	1.50	243.3		95.9	3.486	19.776
2025-12-01 09:50:02	10.35		2.50	2.25	236.4		94.8	3.556	17.428
2025-12-01 09:55:00	10.35		2.45	2.15	230.8		94.1	3.575	16.658
2025-12-01 10:00:01	10.00	2.95	2.65	1.55			106.2	3.583	-1.000
2025-12-01 10:05:02	9.80		2.60	1.55	234.3		101.6	3.514	18.015
2025-12-01 10:10:00	10.00		2.45	2.10	247.0		93.9	3.411	22.267
2025-12-01 10:15:01	10.25	2.95	2.45	1.60	237.0	120.2	93.9	3.503	17.896
2025-12-01 10:20:02	10.40		2.50	2.10	233.0		94.3	3.594	16.558
2025-12-01 10:25:00	10.30		2.40	2.10	228.1		93.6	3.610	15.518
2025-12-01 10:30:01	10.00	3.60	2.65	1.90			95.7	3.581	-1.000
2025-12-01 10:35:02	9.90	3.10	2.55	2.10	233.4	119.8	94.4	3.487	19.836
2025-12-01 10:40:00	9.70	3.05	2.65	2.15			93.1	3.483	-1.000
2025-12-01 10:45:01	9.60		2.60	1.50	236.4		94.9	3.469	19.544
2025-12-01 10:50:02	9.30	3.05	2.75	1.70			99.8	3.480	-1.000
2025-12-01 10:55:00	9.05	3.05	2.75	2.00			97.5	3.341	-1.000
2025-12-01 11:00:01	9.30	3.20	2.75	1.85			100.7	3.217	-1.000
2025-12-01 11:05:02	9.65		2.75	1.55	257.3		100.6	3.220	22.611
2025-12-01 11:10:00	9.95	3.00	2.55	1.60	252.2	130.1	94.6	3.321	21.020
2025-12-01 11:15:01	10.15		2.70	1.80	248.1		98.7	3.416	20.857
2025-12-01 11:20:02	10.30		2.80	1.50	239.2		103.9	3.487	18.050
2025-12-01 11:25:00	10.15	3.50	2.80	1.55	234.6	147.8	103.9	3.516	17.251
2025-12-01 11:30:01	10.20	3.10	2.60	1.35			99.7	3.376	-1.000
2025-12-01 11:35:02	10.00		2.75	1.65	243.0		102.6	3.370	19.353
2025-12-01 11:40:00	10.45		2.80	1.50	242.9		103.9	3.472	20.195
2025-12-01 11:45:01	10.20		2.20	1.65	235.5		91.9	3.499	18.979
2025-12-01 11:50:02	10.40		2.30	1.75	239.9		91.5	3.364	21.288
2025-12-01 11:55:00	10.35		2.65	1.85	246.7		92.7	3.400	24.050
2025-12-01 12:00:01	10.45		2.30	1.75	245.7		90.7	3.323	22.523
2025-12-01 12:05:02	10.40		2.45	1.75	243.0		91.3	3.421	21.210
2025-12-01 12:10:00	10.35	3.50	2.45	1.50	243.3	136.1	90.7	3.450	22.780
2025-12-01 12:15:01	10.15	3.80	2.45	1.50	245.8	145.8	90.7	3.375	23.890
2025-12-01 12:20:02	10.50		2.35	1.50	246.0		90.2	3.313	22.744
2025-12-01 12:25:00	10.40		2.30	1.55	242.1		90.1	3.439	20.086
2025-12-01 12:30:01	10.30	3.10	2.35	1.45	246.1	117.7	90.1	3.349	23.494
2025-12-01 12:35:02	10.05		2.50	1.50	245.4		91.3	3.421	24.754
2025-12-01 12:40:00	9.95		2.25	1.50	249.4		90.0	3.348	24.463
2025-12-01 12:45:01	9.85		2.10	1.50	254.7		89.5	3.299	24.238
2025-12-01 12:50:02	10.15	3.30	2.40	1.50	252.8	134.2	90.7	3.241	23.703
2025-12-01 12:55:00	10.15	3.30	2.35	1.65	249.9	137.9	91.1	3.353	21.591
2025-12-01 13:00:01	10.20		2.30	1.30	252.7		90.1	3.350	23.177
2025-12-01 13:05:02	10.40		2.60	1.50	258.2		92.3	3.249	24.543
2025-12-01 13:10:00	10.30		2.40	1.75	249.7		86.7	3.337	22.589
2025-12-01 13:15:01	10.25		2.40	1.30	248.6		90.9	3.400	22.538
2025-12-01 13:20:02	10.15		2.40	1.60	246.6		88.2	3.382	22.026
2025-12-01 13:25:00	10.00		2.55	1.55	250.0		88.2	3.368	25.003
2025-12-01 13:30:01	10.05		2.50	1.25	254.7		92.0	3.295	24.785
2025-12-01 13:35:02	10.05		2.45	1.50	254.6		92.0	3.349	23.873
2025-12-01 13:40:00	10.00		2.20	1.55	247.3		87.4	3.343	21.316
2025-12-01 13:45:01	10.10		2.40	1.15	254.3		91.4	3.341	23.562
2025-12-01 13:50:02	10.05		2.25	1.50	247.4		88.1	3.382	19.181
2025-12-01 13:55:00	10.00		2.15	1.50	254.9		87.4	3.340	23.233
2025-12-01 14:00:01	9.85		2.10	1.25	258.0		90.3	3.317	24.746
2025-12-01 14:05:02	9.90		2.30	1.50	255.6		87.2	3.330	23.533
2025-12-01 14:10:00	9.80		2.20	1.50	246.5		91.9	3.366	18.131
2025-12-01 14:15:01	9.95		2.30	1.00	252.6		97.7	3.362	20.510
2025-12-01 14:20:02	9.95	2.65	2.05	1.55	250.8	123.1	86.5	3.382	20.391
2025-12-01 14:25:00	9.85		2.00	1.50	247.4		86.4	3.442	18.349
2025-12-01 14:30:01	9.70		2.15	1.00	246.4		87.0	3.439	18.363
2025-12-01 14:35:02	9.60		1.95	1.50	242.3		86.9	3.455	16.291
2025-12-01 14:40:00	9.50		1.90	1.50	243.7		87.0	3.459	15.859
2025-12-01 14:45:01	9.55		1.85	1.50	245.1		87.2	3.483	17.256
2025-12-01 14:50:02	9.40		2.05	1.85	241.4		103.6	3.460	14.748
2025-12-01 14:55:00	9.35		1.70	1.50			86.8	3.466	-1.000
2025-12-01 15:00:01	9.50		1.75	1.50	241.3		86.3	3.509	14.820
2025-12-01 15:05:02	9.40		1.80	1.50	238.5		87.4	3.509	14.284
2025-12-01 15:10:00	9.25		1.70	1.50	234.8		85.3	3.530	13.402
2025-12-01 15:15:01	9.35		1.70	1.15	234.1		85.5	3.535	12.502
2025-12-01 15:20:02	9.30			1.95	233.6			3.688	10.633
2025-12-01 15:25:00	9.05			1.70	235.3			3.619	11.997
2025-12-01 15:30:01	8.80		1.50	1.00	231.7		85.2	3.575	11.974
2025-12-01 15:35:02	8.70			1.60	235.4			3.526	10.613
2025-12-01 15:40:00	8.25			1.55	226.0			3.725	7.331
2025-12-01 15:45:01	7.90		1.25	1.15	228.4		110.0	3.671	8.087
2025-12-01 15:50:02	7.65			1.50	241.2			3.587	10.504
2025-12-01 15:55:00	7.25			1.55	229.9			3.590	5.983
2025-12-01 16:00:01	7.00			1.50	241.0			3.531	7.507
2025-12-01 16:05:02	6.90			1.50	244.6			3.527	7.695
2025-12-01 16:10:00	6.60			1.50	236.7			3.638	5.938
2025-12-01 16:15:01	6.20			1.50	236.4			3.668	5.757
2025-12-01 16:20:02	6.10			1.50	243.6			3.505	6.162
2025-12-01 16:25:00	5.85			1.55	238.8			3.552	5.191
2025-12-01 16:30:01	5.50			1.35	224.6			3.706	2.977
2025-12-01 16:35:02	5.50			1.55	233.8			3.522	3.799
2025-12-01 16:40:00	5.15			1.55	251.6			3.461	5.342
2025-12-01 16:45:01	4.90			1.15	244.6			3.502	4.206
2025-12-01 16:50:02	4.75			1.50	242.6			3.494	3.108
2025-12-01 16:55:00	4.50			1.55	241.4			3.504	2.447
2025-12-01 17:00:01	4.40			1.20	258.8			3.532	3.839
2025-12-01 17:05:02	4.40			1.55				3.244	-1.000
2025-12-01 17:10:00	4.35			1.55				3.221	-1.000
2025-12-01 17:15:01	4.25			1.15	273.0			3.380	3.389
2025-12-01 17:20:02	4.40			1.55				3.128	-1.000
2025-12-01 17:25:00	4.40			1.55				3.064	-1.000
2025-12-01 17:30:01	4.20			1.15	275.1			3.336	2.407
2025-12-01 17:35:02	4.20			1.55	274.0			3.360	2.351
2025-12-01 17:40:00	4.15			1.55	286.6			3.278	3.000
2025-12-01 17:45:01	4.10			1.15	269.8			3.414	1.891
2025-12-01 17:50:02	4.10			1.55	257.7			3.465	2.019
2025-12-01 17:55:00	4.10			1.55	280.2			3.258	3.034
2025-12-01 18:00:01	4.00			1.20	274.9			3.238	2.509
2025-12-01 18:05:02	3.85			1.55	269.8			3.303	2.252
2025-12-01 18:10:00	3.90			2.00	286.7			3.186	3.173
2025-12-01 18:15:01	3.95			1.15	286.1			3.220	2.927
2025-12-01 18:20:02	4.00			1.80	295.0			3.148	3.402
2025-12-01 18:25:00	4.00			1.55	275.9			3.327	2.248
2025-12-01 18:30:01	3.80			1.05	259.9			3.486	1.452
2025-12-01 18:35:02	3.85			1.75	268.6			3.363	1.995
2025-12-01 18:40:00	3.85			1.60	270.7			3.302	2.407
2025-12-01 18:45:01	3.90			1.15	274.3			3.305	2.226
2025-12-01 18:50:02	3.90			1.70	289.3			3.200	2.907
2025-12-01 18:55:00	4.00			1.95	286.1			3.224	2.705
2025-12-01 19:00:01	3.85			1.20	270.9			3.348	2.106
2025-12-01 19:05:02	3.85			1.55	262.4			3.458	1.606
2025-12-01 19:10:00	3.75			1.55	270.5			3.356	2.204
2025-12-01 19:15:01	3.90			1.20	265.1			3.414	2.056
2025-12-01 19:20:02	3.90			1.65	285.7			3.213	3.236
2025-12-01 19:25:00	3.60			1.90	258.3			3.463	1.495
2025-12-01 19:30:01	3.55			1.10	266.3			3.359	1.913
2025-12-01 19:35:02	3.45			1.85	270.2			3.290	1.879
2025-12-01 19:40:00	3.60			1.70	292.8			3.267	3.062
2025-12-01 19:45:01	3.55			1.15	258.6			3.447	1.432
2025-12-01 19:50:02	3.30			2.15	253.4			3.550	0.983
2025-12-01 19:55:00	3.35			1.60	274.2			3.251	2.207
2025-12-01 20:00:01	3.10			1.70	269.2			3.315	1.741
2025-12-01 20:05:02	3.15			1.65	276.5			3.274	1.902
2025-12-01 20:10:00	3.00			1.60	277.6			3.238	1.691
2025-12-01 20:15:01	3.00			1.65	275.3			3.338	1.047
2025-12-01 20:20:02	3.00			1.55	289.2			3.180	1.735
2025-12-01 20:25:00	3.00			1.55	280.1			3.252	1.314
2025-12-01 20:30:01	3.00			1.15	263.5			3.414	1.039
2025-12-01 20:35:02	2.85			1.60	265.8			3.408	0.963
2025-12-01 20:40:00	2.90			1.60	287.0			3.174	1.480
2025-12-01 20:45:01	2.90			1.20	272.4			3.304	1.148
2025-12-01 20:50:02	2.90			1.70	293.0			3.219	1.227
2025-12-01 20:55:00	3.00			1.90	347.7			2.881	2.600
2025-12-01 21:00:01	2.90			1.10	285.5			3.215	1.322
2025-12-01 21:05:02	3.05			1.85	290.9			3.269	1.122
2025-12-01 21:10:00	3.15			1.60	289.6			3.220	1.486
2025-12-01 21:15:01	3.15			1.20	281.4			3.232	1.332
2025-12-01 21:20:02	3.50			1.60	268.1			3.579	0.927
2025-12-01 21:25:00	3.20			1.65	275.2			3.375	1.306
2025-12-01 21:30:01	3.05			1.35	259.9			3.495	0.938
2025-12-01 21:35:02	3.10			1.60	267.2			3.381	1.258
2025-12-01 21:40:00	3.10			1.55	272.4			3.307	1.443
2025-12-01 21:45:01	3.10			1.20	277.9			3.217	1.851
2025-12-01 21:50:02	3.15			1.80	317.1			3.084	2.775
2025-12-01 21:55:00	3.10			1.60	301.9			3.092	2.208
2025-12-01 22:00:01	3.15			1.70	320.9			2.935	2.404
2025-12-01 22:05:02	3.10			1.55	312.6			3.002	2.187
2025-12-01 22:10:00	3.20			1.60	331.5			2.896	2.898
2025-12-01 22:15:01	3.20			1.30	309.0			3.017	2.101
2025-12-01 22:20:02	3.15			1.85	312.3			3.060	1.839
2025-12-01 22:25:00	3.20			1.60	328.5			2.924	2.675

Ionosphere and Space Weather (ISW) section

Ionogram Characteristics