Ionosphere and Space Weather | Royal Meteorological Institute

Ionogram Characteristics

Date:

Date/Time (UT)	foF2	foF1	foE	fmin	hmF2	hmF1	hmE	M(3000)	TEC
2026-07-27 00:00:01	5.95			1.15	357.1			2.774	9.178
2026-07-27 00:05:02	5.85			1.50	348.7			2.832	7.499
2026-07-27 00:10:02	6.00			1.70	351.9			2.812	8.335
2026-07-27 00:15:01	5.85			1.10	345.9			2.869	7.551
2026-07-27 00:20:02	5.95			1.60	357.5			2.805	9.302
2026-07-27 00:25:02	5.95			1.50	353.7			2.799	9.064
2026-07-27 00:30:01	5.95			1.25	350.7			2.830	8.608
2026-07-27 00:35:02	5.90			1.50	347.5			2.839	7.642
2026-07-27 00:40:02	5.80			1.50	346.5			2.879	7.130
2026-07-27 00:45:01	5.85			1.00	357.4			2.811	8.773
2026-07-27 00:50:02	5.85			1.50	345.9			2.853	7.371
2026-07-27 00:55:02	5.70			1.50	331.2			2.901	5.907
2026-07-27 01:00:01	5.60			1.15	324.5			2.930	5.197
2026-07-27 01:05:02	5.70			1.50	346.1			2.831	6.915
2026-07-27 01:10:02	5.65			1.50	350.6			2.839	7.032
2026-07-27 01:15:01	5.65			1.00				2.995	-1.000
2026-07-27 01:20:02	5.65			1.50	353.1			2.801	7.084
2026-07-27 01:25:02	5.60			1.50	356.8			2.775	7.220
2026-07-27 01:30:01	5.60			1.00	373.5			2.731	8.575
2026-07-27 01:35:02	5.60			1.50	364.9			2.741	7.672
2026-07-27 01:40:02	5.55			1.50				2.776	-1.000
2026-07-27 01:45:01	5.65			1.00	374.5			2.707	8.796
2026-07-27 01:50:02	5.70			1.55				2.716	-1.000
2026-07-27 01:55:02	5.70			1.50	352.9			2.796	7.292
2026-07-27 02:00:01	5.70			1.00	349.7			2.814	7.389
2026-07-27 02:05:02	5.70			1.50	349.6			2.816	7.508
2026-07-27 02:10:02	5.70			1.50	347.1			2.825	7.515
2026-07-27 02:15:01	5.70			1.15	349.3			2.825	7.789
2026-07-27 02:20:02	5.70			1.50	345.9			2.857	7.894
2026-07-27 02:25:02	5.70			1.50	347.6			2.835	8.044
2026-07-27 02:30:01	5.65			1.15	346.3			2.831	8.068
2026-07-27 02:35:02	5.55			1.50	340.5			2.865	7.664
2026-07-27 02:40:02	5.60			1.50	357.0			2.804	9.598
2026-07-27 02:45:01	5.55			1.15	350.4			2.808	8.700
2026-07-27 02:50:02	5.45			1.50	336.5			2.862	7.011
2026-07-27 02:55:02	5.50			1.50	346.2			2.818	8.182
2026-07-27 03:00:01	5.45			1.00	340.2			2.837	7.556
2026-07-27 03:05:02	5.35			1.50	328.7			2.879	6.273
2026-07-27 03:10:02	5.40			1.50	340.2			2.852	7.913
2026-07-27 03:15:01	5.35			1.00	339.5			2.836	7.741
2026-07-27 03:20:02	5.30			1.50	336.8			2.825	7.332
2026-07-27 03:25:02	5.55			1.50	365.9			2.701	10.731
2026-07-27 03:30:01	5.35		1.10	1.00	330.8		110.0	2.883	7.996
2026-07-27 03:35:02	5.40			1.50	348.4			2.827	9.710
2026-07-27 03:40:02	5.40			1.50	338.7			2.842	8.977
2026-07-27 03:45:01	5.40		1.05	1.00	334.4		110.0	2.849	9.133
2026-07-27 03:50:02	5.40			1.50	322.3			2.900	8.121
2026-07-27 03:55:02	5.35			1.50	319.8			2.872	8.339
2026-07-27 04:00:01	5.40		1.25	1.00	315.3		88.3	2.874	10.337
2026-07-27 04:05:02	5.45			1.50	320.0			2.864	9.493
2026-07-27 04:10:02	5.55			1.50	321.0			2.859	10.132
2026-07-27 04:15:01	5.60		1.40	1.05	312.1		91.9	2.884	10.642
2026-07-27 04:20:02	5.70		1.60	1.50	314.0		110.0	2.903	11.227
2026-07-27 04:25:02	5.70		1.60	1.50	292.9		110.0	2.978	9.070
2026-07-27 04:30:01	5.80		1.80	1.00	290.9		91.9	2.963	10.763
2026-07-27 04:35:02	5.90		1.70	1.50	301.2		93.1	2.918	12.199
2026-07-27 04:40:02	6.05		1.75	1.50	310.0		93.1	2.865	13.778
2026-07-27 04:45:01	6.15		2.00	1.05	291.1		96.1	2.977	11.606
2026-07-27 04:50:02	6.30		1.90	1.50	294.4		94.9	3.006	12.777
2026-07-27 04:55:02	6.40		2.00	1.55	285.3		96.0	3.037	14.101
2026-07-27 05:00:01	6.35		2.00	1.65	271.4		94.0	3.114	10.872
2026-07-27 05:05:02	6.50	2.30	2.05	1.50			103.4	3.069	-1.000
2026-07-27 05:10:02	6.45		2.10	1.65	277.2		100.1	3.080	13.282
2026-07-27 05:15:01	6.40		2.15	1.65	273.5		100.3	3.007	14.356
2026-07-27 05:20:02	6.55	2.95	2.20	1.50			101.5	2.852	-1.000
2026-07-27 05:25:02	6.65		2.25	1.55	299.2		100.8	2.840	17.270
2026-07-27 05:30:01	6.70	3.05	2.30	1.60	285.7	143.4	101.6	2.965	15.458
2026-07-27 05:35:08	6.70		2.35	1.60	278.2		101.7	2.989	14.615
2026-07-27 05:40:00	6.85	3.40	2.35	1.50			99.5	2.879	-1.000
2026-07-27 05:45:01	6.95		2.40	1.15	308.8		99.6	2.850	19.577
2026-07-27 05:50:08	6.80		2.45	1.50	285.0		99.6	2.969	15.653
2026-07-27 05:55:00	6.95	4.45	2.50	1.50	294.5	195.5	99.6	2.917	17.291
2026-07-27 06:00:01	7.00	4.45	2.45	1.50			98.1	2.932	-1.000
2026-07-27 06:05:08	7.10	4.45	2.55	1.50	297.3	187.8	98.9	2.937	19.377
2026-07-27 06:10:00	7.20	4.30	2.60	1.50	296.6	178.8	99.0	2.954	20.221
2026-07-27 06:15:01	7.25	4.75	2.60	1.60	293.7	201.1	98.9	2.968	18.723
2026-07-27 06:20:08	7.35	4.60	2.65	1.60	289.5	191.1	99.0	2.964	18.625
2026-07-27 06:25:00	7.50		2.65	1.75	288.3		98.8	2.984	19.564
2026-07-27 06:30:01	7.50		2.70	1.50	270.8		99.1	3.096	16.780
2026-07-27 06:35:02	7.50		2.75	1.60	257.8		99.1	3.127	16.921
2026-07-27 06:40:00	7.50		2.75	1.75	259.4		99.0	3.118	18.349
2026-07-27 06:45:01	7.45		2.80	1.65	264.2		99.9	3.106	19.454
2026-07-27 06:50:02	7.35		2.75	1.50	263.1		98.9	3.074	18.878
2026-07-27 06:55:00	7.45		2.85	1.55	260.9		99.9	3.075	18.987
2026-07-27 07:00:01	7.35		2.65	1.25	247.7		97.1	3.067	16.621
2026-07-27 07:05:02			2.80	1.55					-1.000
2026-07-27 07:10:00			2.85	1.60					-1.000
2026-07-27 07:15:01			2.85	1.30					-1.000
2026-07-27 07:20:02			2.70	1.65					-1.000
2026-07-27 07:25:00	7.00		2.95	1.55	224.8		99.1	2.911	13.552
2026-07-27 07:30:01	8.05		2.80	1.60	158.5		96.6	4.261	6.857
2026-07-27 07:35:02			2.75	1.70					-1.000
2026-07-27 07:40:00	7.35		2.95	1.70	297.4		98.4	2.965	18.902
2026-07-27 07:45:01	7.45		2.80	1.60	272.9		95.9	2.977	20.995
2026-07-27 07:50:02	7.45		3.00	1.75	259.7		98.4	3.046	19.737
2026-07-27 07:55:00	7.40		2.85	1.75	259.1		96.0	3.022	19.296
2026-07-27 08:00:01	7.50		2.85	1.55	257.0		96.0	2.998	18.856
2026-07-27 08:05:02	7.55		3.15	1.95	297.5		99.2	3.107	14.216
2026-07-27 08:10:00	7.60		2.90	1.60	261.4		96.0	3.086	19.572
2026-07-27 08:15:01	7.55		3.15	1.55	251.5		96.8	3.120	19.388
2026-07-27 08:20:02	7.55		3.05	1.60	260.4		97.9	3.080	21.285
2026-07-27 08:25:00	7.45		2.90	1.60	255.6		95.6	3.059	18.573
2026-07-27 08:30:01	7.35		3.15	1.55	244.7		99.2	3.055	17.834
2026-07-27 08:35:02	7.35		2.90	1.55	253.4		96.6	3.055	18.531
2026-07-27 08:40:00			3.00	1.70					-1.000
2026-07-27 08:45:01	7.35		3.25	1.60	248.9		96.8	3.015	18.661
2026-07-27 08:50:02	6.60		3.25	1.70	264.3		96.8	2.475	17.924
2026-07-27 08:55:00			3.30	1.70					-1.000
2026-07-27 09:00:01			3.30	1.75					-1.000
2026-07-27 09:05:02	7.20		3.05	1.60	249.4		96.1	3.041	17.451
2026-07-27 09:10:00	7.25		3.20	1.75	274.2		95.7	2.931	22.571
2026-07-27 09:15:01	7.25		3.35	1.70	408.8		96.8	2.115	36.936
2026-07-27 09:20:02	7.25		3.20	1.80	257.4		95.4	2.996	18.765
2026-07-27 09:25:00	7.25		3.35	1.60	270.0		96.8	2.942	21.261
2026-07-27 09:30:01	7.30		3.35	1.70	275.1		96.8	2.910	21.937
2026-07-27 09:35:02	7.30		3.35	1.70	283.0		96.8	2.898	22.043
2026-07-27 09:40:00	7.35		3.40	1.65	273.7		96.9	2.922	21.670
2026-07-27 09:45:01			3.40	2.00					-1.000
2026-07-27 09:50:02			3.40	1.50					-1.000
2026-07-27 09:55:00	7.25		3.40	2.05	261.0		96.8	2.920	20.994
2026-07-27 10:00:01			3.40	1.75					-1.000
2026-07-27 10:05:02			3.40	1.75					-1.000
2026-07-27 10:10:00			3.30	1.55					-1.000
2026-07-27 10:15:01	6.30		3.40	1.80	210.4		96.3	3.143	11.109
2026-07-27 10:20:02	6.85		3.40	1.70	259.4		96.3	2.865	16.928
2026-07-27 10:25:00	7.10		3.45	1.60	277.7		96.9	2.856	19.924
2026-07-27 10:30:01	7.15		3.45	2.00	269.3		96.9	2.902	19.484
2026-07-27 10:35:02	7.15		3.45	1.95	273.3		96.9	2.924	19.674
2026-07-27 10:40:00	7.15		3.20	1.80	278.1		94.8	2.926	20.592
2026-07-27 10:45:01	7.20		3.45	1.90	299.2		96.9	2.816	25.267
2026-07-27 10:50:02	7.30		3.45	1.80	294.5		96.9	2.821	23.054
2026-07-27 10:55:00	7.30	5.40	3.45	1.70	279.5	186.6	96.9	2.863	21.337
2026-07-27 11:00:01	7.40		3.45	1.70	290.7		96.3	2.857	23.462
2026-07-27 11:05:02	7.45		3.35	1.75	291.8		95.5	2.860	24.594
2026-07-27 11:10:00	7.45		3.40	1.80	266.3		95.8	2.921	19.805
2026-07-27 11:15:01	7.70		3.50	1.75	256.3		96.9	2.939	21.589
2026-07-27 11:20:02	7.65		3.50	1.95	262.5		96.9	3.044	20.681
2026-07-27 11:25:00	7.70		3.45	2.05	271.3		96.3	3.036	22.390
2026-07-27 11:30:01	7.65		3.35	2.20	257.8		95.4	3.041	20.331
2026-07-27 11:35:02	7.60		3.45	1.80	240.2		96.3	3.092	19.340
2026-07-27 11:40:00	7.60		3.50	1.85	256.2		96.9	3.049	21.711
2026-07-27 11:45:01	7.55		3.50	2.05	261.4		96.9	3.034	22.018
2026-07-27 11:50:02	7.45		3.45	1.75	250.8		96.3	3.037	20.544
2026-07-27 11:55:00			3.25	1.80					-1.000
2026-07-27 12:00:01			3.50	1.85					-1.000
2026-07-27 12:05:02			3.50	1.75					-1.000
2026-07-27 12:10:00			3.50	1.95					-1.000
2026-07-27 12:15:01			3.50	2.00					-1.000
2026-07-27 12:20:02	7.25		3.50	1.80	233.0		96.9	3.059	16.767
2026-07-27 12:25:00	7.30	5.20	3.50	1.90	267.2	175.6	96.9	3.028	20.144
2026-07-27 12:30:01	7.15		3.40	1.85	256.8		95.8	3.070	16.929
2026-07-27 12:35:02	7.20		3.15	1.85	272.2		95.3	2.907	20.283
2026-07-27 12:40:00	7.25		3.45	1.75	279.7		96.9	2.929	22.133
2026-07-27 12:45:01	7.20		3.40	1.90	248.4		96.3	3.029	17.798
2026-07-27 12:50:02	7.15		3.45	2.50	251.1		96.8	2.985	19.012
2026-07-27 12:55:00	7.10	5.40	3.40	1.80	273.4	175.9	96.3	2.901	22.018
2026-07-27 13:00:01	7.10		3.35	2.10	287.7		95.8	2.836	22.748
2026-07-27 13:05:02	7.10	5.25	3.35	2.30	266.0	182.5	95.7	2.945	18.115
2026-07-27 13:10:00	7.10	5.15	3.30	2.45	263.5	191.1	95.3	3.038	16.195
2026-07-27 13:15:01	7.05	5.05	3.40	1.85	259.2	175.6	96.3	3.052	16.697
2026-07-27 13:20:02	6.95	5.05	3.35	1.70	256.6	175.1	95.8	3.025	16.477
2026-07-27 13:25:00	6.85	5.20	3.35	1.75	253.4	181.5	95.8	3.019	15.884
2026-07-27 13:30:01	6.85	5.15	3.35	2.25	268.1	174.9	96.2	2.890	19.114
2026-07-27 13:35:02	6.85		3.35	2.05	284.7		96.2	2.792	20.859
2026-07-27 13:40:00	6.85		3.30	2.20	266.3		95.7	2.801	18.849
2026-07-27 13:45:01	6.90		3.30	1.85	250.4		95.8	2.917	17.416
2026-07-27 13:50:02	6.90		3.30	2.10	250.8		95.8	2.928	17.359
2026-07-27 13:55:00	6.95		3.00	1.75	253.6		94.9	2.951	17.217
2026-07-27 14:00:01	7.00		3.20	1.80	258.2		95.4	2.965	17.815
2026-07-27 14:05:02	7.00	5.15	3.20	1.70	263.0	179.3	95.4	2.953	17.348
2026-07-27 14:10:00	7.10	5.25	3.20	1.70	274.3	192.8	95.4	2.981	18.910
2026-07-27 14:15:01	7.10	5.15	3.20	1.80	271.0	183.8	95.4	2.969	18.548
2026-07-27 14:20:02	7.15		3.10	1.85	269.5		94.7	3.043	17.700
2026-07-27 14:25:00	7.05		3.10	1.85	259.0		95.0	3.114	15.689
2026-07-27 14:30:01	6.85	5.00	3.05	2.05	252.7	182.4	94.7	3.120	14.725
2026-07-27 14:35:02	6.80	4.95	3.05	2.00	265.6	176.3	94.7	2.996	17.515
2026-07-27 14:40:00	6.90		2.95	1.65	277.4		95.2	2.853	17.998
2026-07-27 14:45:01	6.90	5.25	3.05	1.80	272.7	194.6	95.0	2.917	17.573
2026-07-27 14:50:02	7.00	5.20	3.05	2.00	276.5	198.5	94.9	2.976	17.780
2026-07-27 14:55:00	7.00	5.00	3.05	1.80	269.1	184.6	95.0	3.013	16.887
2026-07-27 15:00:01	7.05	4.95	2.90	1.70	270.9	187.7	95.2	3.049	16.800
2026-07-27 15:05:02	7.00	4.85	3.00	1.80	261.3	183.3	94.9	3.123	15.066
2026-07-27 15:10:00	6.95	4.95	2.90	1.75	259.6	186.6	94.4	3.153	15.308
2026-07-27 15:15:01	6.95	4.85	2.90	1.85	264.8	182.0	94.3	3.112	16.459
2026-07-27 15:20:02	6.85	4.80	2.80	1.70	262.9	182.0	94.1	3.135	15.764
2026-07-27 15:25:00	6.75	4.70	2.80	1.70	262.5	175.2	94.1	3.106	15.991
2026-07-27 15:30:01	6.70		2.65	1.55	269.9		93.4	3.052	16.441
2026-07-27 15:35:02	6.70		2.50	1.70	278.8		93.6	2.942	17.183
2026-07-27 15:40:00	6.70		2.50	1.60	272.5		93.6	3.001	15.933
2026-07-27 15:45:01	6.70		2.65	1.60	273.0		93.6	2.989	16.385
2026-07-27 15:50:02	6.70		2.85	1.75	279.1		94.8	2.954	18.365
2026-07-27 15:55:00	6.65		2.75	1.50	260.5		94.3	3.001	15.122
2026-07-27 16:10:00	6.60		2.85	2.20	252.0		92.8	2.998	14.879
2026-07-27 16:15:01			2.85	2.00					-1.000
2026-07-27 16:20:02			2.75	1.95					-1.000
2026-07-27 16:25:00	6.70		2.60	1.50	257.3		94.1	3.039	15.380
2026-07-27 16:30:01	6.65		2.90	1.95	256.5		93.4	3.024	15.896
2026-07-27 16:35:02	6.65		2.60	1.55	265.4		96.6	3.036	15.396
2026-07-27 16:40:00	6.60		2.75	1.90	262.5		92.7	3.073	14.653
2026-07-27 16:45:01	6.60		2.65	1.85	267.9		92.3	3.047	14.691
2026-07-27 16:50:02	6.55		2.60	1.90	269.7		92.2	3.020	14.731
2026-07-27 16:55:00	6.65		2.55	1.50	284.5		94.6	2.963	16.834
2026-07-27 17:00:01	6.65		2.65	1.10	307.9		95.4	3.024	11.498
2026-07-27 17:05:02	6.70		2.55	1.50	309.9		94.9	3.051	11.711
2026-07-27 17:10:00	6.75		2.70	1.50	270.3		96.5	3.054	14.209
2026-07-27 17:15:01	6.70		2.40	1.70	260.6		94.1	3.076	13.739
2026-07-27 17:20:02	6.70		2.60	1.50	307.1		96.5	3.065	10.755
2026-07-27 17:25:00	6.85	4.65	2.20	1.50	290.3	201.7	93.4	3.010	16.751
2026-07-27 17:30:01	6.85		2.15	1.05	280.4		93.4	3.034	14.622
2026-07-27 17:35:02	6.85	4.30	2.35	1.70	270.8	183.5	92.3	3.085	14.296
2026-07-27 17:40:00	6.85	3.65	2.10	1.50	277.3	172.7	93.2	3.103	14.153
2026-07-27 17:45:01	6.85		2.40	1.20	283.3		95.7	3.077	16.433
2026-07-27 17:50:02	6.85		2.15	1.50	281.5		93.9	3.038	15.542
2026-07-27 17:55:00	6.85		2.35	1.50	264.5		96.3	3.061	14.411
2026-07-27 18:00:01	6.85		2.35	1.00	268.6		96.4	3.061	13.778
2026-07-27 18:05:02	6.90		2.30	1.75	272.6		93.9	3.027	16.238
2026-07-27 18:10:00	6.80		2.25	1.60	262.0		93.4	3.069	14.113
2026-07-27 18:15:01	6.90		2.05	1.15	275.0		94.5	3.036	14.139
2026-07-27 18:20:02	6.95		2.15	1.50	276.6		96.2	3.052	14.896
2026-07-27 18:25:00	6.90		2.10	1.50	269.3		96.1	3.076	14.406
2026-07-27 18:30:01	6.90		2.00	1.20	275.0		93.2	3.037	15.331
2026-07-27 18:35:02	6.90		1.90	1.50	275.4		94.6	3.013	14.687
2026-07-27 18:40:00	6.90		1.90	1.50	279.5		94.9	3.013	14.815
2026-07-27 18:45:01	6.90		1.95	1.05	283.1		94.5	2.975	15.439
2026-07-27 18:50:02			1.90	1.50					-1.000
2026-07-27 18:55:00			1.80	1.50					-1.000
2026-07-27 19:00:01			1.80	1.00					-1.000
2026-07-27 19:05:02			1.75	1.50					-1.000
2026-07-27 19:10:00			1.55	1.50					-1.000
2026-07-27 19:15:01			1.60	1.00					-1.000
2026-07-27 19:20:02			1.60	1.50					-1.000
2026-07-27 19:25:00				1.50					-1.000
2026-07-27 19:30:01			1.45	1.25					-1.000
2026-07-27 19:35:02				1.50					-1.000
2026-07-27 19:40:00	7.70			1.50				3.904	-1.000
2026-07-27 19:45:01	7.60		1.25	1.15	301.9		110.0	2.976	12.946
2026-07-27 19:50:02				1.50					-1.000
2026-07-27 19:55:00				1.70					-1.000
2026-07-27 20:00:01	7.90		1.05	1.00	336.3		110.0	2.892	15.618
2026-07-27 20:05:02	5.10			1.50	198.6			4.309	1.312
2026-07-27 20:10:00	8.05			1.70	331.3			2.935	14.393
2026-07-27 20:15:01				1.15					-1.000
2026-07-27 20:20:02	8.20			1.50	327.1			2.971	14.178
2026-07-27 20:25:00	8.15			1.55	301.3			2.981	18.119
2026-07-27 20:30:01	8.25			1.05	326.6			2.965	15.808
2026-07-27 20:35:02	8.25			1.50	317.6			2.997	14.153
2026-07-27 20:40:00	8.30			1.55	313.5			3.028	13.166
2026-07-27 20:45:01	8.30			1.05				3.068	-1.000
2026-07-27 20:50:02	8.35			1.55	307.7			3.092	14.034
2026-07-27 20:55:00	8.35			1.50	303.4			3.137	14.069
2026-07-27 21:00:01	8.25			1.15	296.8			3.154	12.432
2026-07-27 21:05:02	8.15			1.60	291.3			3.192	11.516
2026-07-27 21:10:02	8.05			1.50	289.0			3.197	11.009
2026-07-27 21:15:01	7.90			1.05	290.8			3.204	11.536
2026-07-27 21:20:02	7.85			1.55				3.159	-1.000
2026-07-27 21:25:02	7.65			1.95				3.176	-1.000
2026-07-27 21:30:01	7.25			1.15				3.210	-1.000
2026-07-27 21:35:02	7.00			1.55				3.139	-1.000
2026-07-27 21:40:02	6.90			1.55				2.975	-1.000
2026-07-27 21:45:01	6.95			1.15				2.859	-1.000
2026-07-27 21:50:02	7.05			1.50				2.819	-1.000
2026-07-27 21:55:02	7.00			1.60				2.852	-1.000
2026-07-27 22:00:01	7.05			1.15	339.6			2.842	13.855
2026-07-27 22:05:02	7.00			1.55	338.2			2.852	13.365
2026-07-27 22:10:02	6.95			1.50	335.9			2.841	12.358
2026-07-27 22:15:01	6.95			1.05	337.9			2.839	12.928
2026-07-27 22:20:02	6.90			1.50	340.5			2.811	13.268
2026-07-27 22:25:02	6.80			1.50	340.5			2.790	12.707
2026-07-27 22:30:01	6.80			1.15	349.0			2.781	12.247

Ionosphere and Space Weather (ISW) section

Ionogram Characteristics