Ionosphere and Space Weather | Royal Meteorological Institute

Ionogram Characteristics

Date:

Date/Time (UT)	foF2	foF1	foE	fmin	hmF2	hmF1	hmE	M(3000)	TEC
2026-10-04 00:00:01	3.30			1.25	324.6			2.909	1.936
2026-10-04 00:05:02	3.45			1.55	343.2			2.806	2.801
2026-10-04 00:10:02	3.35			1.50	328.3			2.922	2.166
2026-10-04 00:15:01	3.45			1.10	343.1			2.827	2.931
2026-10-04 00:20:02	3.45			1.55	345.9			2.827	2.998
2026-10-04 00:25:02	3.25			1.55	317.7			2.976	1.635
2026-10-04 00:30:01	3.35			1.75	333.7			2.858	2.217
2026-10-04 00:35:02	3.45			1.55	348.3			2.755	2.840
2026-10-04 00:40:02	3.30			1.60	328.9			2.894	1.949
2026-10-04 00:45:01	3.35			1.15	331.8			2.865	2.116
2026-10-04 00:50:02	3.55			1.50	353.6			2.717	3.129
2026-10-04 00:55:02	3.45			1.50	349.5			2.827	3.030
2026-10-04 01:00:01	3.70			1.15	361.0			2.672	3.911
2026-10-04 01:05:02	3.45			1.50	336.0			2.883	2.563
2026-10-04 01:10:02	3.55			1.70	349.4			2.800	3.205
2026-10-04 01:15:01	3.50			1.15	342.0			2.843	2.899
2026-10-04 01:20:02	3.55			1.50	347.2			2.835	3.148
2026-10-04 01:25:02	3.50			1.50	334.2			2.886	2.437
2026-10-04 01:30:01	3.55			1.00	340.2			2.857	2.785
2026-10-04 01:35:02	3.55			1.50	339.9			2.867	2.764
2026-10-04 01:40:02	3.55			1.60	341.7			2.847	2.871
2026-10-04 01:45:01	3.50			1.75	329.0			2.898	2.214
2026-10-04 01:50:02	3.40			1.50	321.8			2.949	1.877
2026-10-04 01:55:02	3.55			1.60	348.1			2.834	3.169
2026-10-04 02:00:01	3.50			1.15	339.5			2.854	2.721
2026-10-04 02:05:02	3.50			1.65	340.1			2.854	2.644
2026-10-04 02:10:02	3.50			1.50	341.2			2.831	2.669
2026-10-04 02:15:01	3.50			1.15	341.4			2.854	2.690
2026-10-04 02:20:02	3.60			1.55	358.4			2.752	3.532
2026-10-04 02:25:02	3.55			1.50	345.4			2.803	2.919
2026-10-04 02:30:01	3.55			1.15	343.9			2.836	2.979
2026-10-04 02:35:02	3.60			1.75	348.6			2.817	3.282
2026-10-04 02:40:02	3.60			1.55	348.7			2.827	3.339
2026-10-04 02:45:01	3.55			1.10	341.5			2.878	2.949
2026-10-04 02:50:02	3.55			1.60	335.9			2.867	2.615
2026-10-04 02:55:02	3.55			1.55	343.0			2.824	2.918
2026-10-04 03:00:01	3.60			1.15	344.0			2.838	3.051
2026-10-04 03:05:02	3.60			1.65	343.2			2.828	3.037
2026-10-04 03:10:02	3.60			1.50	337.9			2.849	2.865
2026-10-04 03:15:01	3.70			1.15	352.9			2.793	3.968
2026-10-04 03:20:02	3.65			1.55	349.0			2.810	3.647
2026-10-04 03:25:02	3.60			1.55	344.2			2.838	3.349
2026-10-04 03:30:01	3.70			1.00	349.2			2.814	3.905
2026-10-04 03:35:02	3.70			1.50	343.8			2.847	3.657
2026-10-04 03:40:02	3.65			1.50	328.8			2.898	2.825
2026-10-04 03:45:01	3.75			1.15	342.1			2.830	3.691
2026-10-04 03:50:02	3.75			1.50	328.8			2.883	3.050
2026-10-04 03:55:02	3.70			1.50	317.0			2.954	2.700
2026-10-04 04:00:01	3.70			1.00	315.8			2.945	2.940
2026-10-04 04:05:02	3.65			1.50	315.7			2.947	2.836
2026-10-04 04:10:02	3.60			1.60	322.0			2.942	3.068
2026-10-04 04:15:01	3.65			1.15	323.1			2.911	3.420
2026-10-04 04:20:02	3.60			1.50	308.9			3.009	2.535
2026-10-04 04:25:02	3.60			1.50	308.3			3.018	2.704
2026-10-04 04:30:01	3.50			1.50	291.7			3.108	1.932
2026-10-04 04:35:02	3.55			1.65	313.1			3.012	3.124
2026-10-04 04:40:02	3.45			1.70	297.1			3.050	2.259
2026-10-04 04:45:01	3.50			1.00	313.2			2.956	2.928
2026-10-04 04:50:02	3.60			1.70	324.1			2.930	3.587
2026-10-04 04:55:02	3.50			1.55	297.6			3.055	2.420
2026-10-04 05:00:01	3.55			1.25	304.8			3.034	3.068
2026-10-04 05:05:02	3.50			1.55	293.8			3.117	2.698
2026-10-04 05:10:02	3.20			1.60	258.5			3.454	1.152
2026-10-04 05:15:01	3.65			1.25	284.1			3.175	2.674
2026-10-04 05:20:02	3.75			1.50	277.1			3.191	2.716
2026-10-04 05:25:02	3.85			1.50	265.5			3.271	2.587
2026-10-04 05:30:01	4.00			1.25	269.8			3.315	3.364
2026-10-04 05:35:08	4.20			1.50	260.6			3.321	3.406
2026-10-04 05:40:00	4.35			1.50	261.3			3.318	3.880
2026-10-04 05:45:01	4.50			1.35	263.3			3.306	4.245
2026-10-04 05:50:08	4.70			1.60	252.7			3.345	3.949
2026-10-04 05:55:00	4.90			1.60	254.9			3.420	4.554
2026-10-04 06:00:01	4.95			1.70	245.2			3.526	4.360
2026-10-04 06:05:08	5.05			1.75	241.8			3.531	4.054
2026-10-04 06:10:00	5.15			1.80	239.1			3.555	4.327
2026-10-04 06:15:01	5.15		1.30	1.10	226.6		92.5	3.629	3.854
2026-10-04 06:20:08	5.25			1.90	235.6			3.579	4.888
2026-10-04 06:25:00	5.30		1.80	1.50	229.8		109.4	3.582	4.685
2026-10-04 06:30:01	5.35		1.90	1.15	235.0		108.8	3.548	5.856
2026-10-04 06:35:02	5.30		1.75	1.50	232.5		100.4	3.526	5.415
2026-10-04 06:40:00	5.35		1.85	1.50	240.0		103.7	3.441	6.000
2026-10-04 06:45:01	5.35		1.85	1.35	233.4		99.5	3.546	5.576
2026-10-04 06:50:02	5.40		1.90	1.50	242.0		99.0	3.461	6.858
2026-10-04 06:55:00	5.45		2.00	1.50	244.7		98.2	3.464	7.518
2026-10-04 07:00:01	5.50		2.00	1.20	256.3		99.7	3.347	9.072
2026-10-04 07:05:02	5.65		2.00	1.50	243.6		97.7	3.358	7.335
2026-10-04 07:10:00	5.70		2.10	1.50	243.7		98.6	3.377	7.630
2026-10-04 07:15:01	5.80	2.40	2.15	1.20			98.7	3.364	-1.000
2026-10-04 07:20:02	5.90		2.25	1.50	237.5		99.3	3.438	7.683
2026-10-04 07:25:00	5.95	3.80	2.20	1.50	237.1	181.2	98.3	3.452	7.219
2026-10-04 07:30:01	6.05	3.70	2.30	1.25	239.9	177.1	99.6	3.442	8.055
2026-10-04 07:35:02	6.05	3.75	2.35	1.65	236.6	177.6	99.3	3.477	7.727
2026-10-04 07:40:00	6.10	3.85	2.30	1.50	232.3	178.4	97.9	3.492	7.435
2026-10-04 07:45:01	6.05	3.80	2.35	1.50	228.1	176.2	98.7	3.525	6.677
2026-10-04 07:50:02	6.05	3.85	2.40	1.50	232.7	173.6	99.1	3.463	7.993
2026-10-04 07:55:00	6.00		2.45	1.50	236.6		101.3	3.474	8.554
2026-10-04 08:00:01	5.95		2.55	1.75	235.2		100.8	3.475	8.563
2026-10-04 08:05:02	5.85		2.50	1.50	236.0		98.9	3.450	8.159
2026-10-04 08:10:00	5.75	4.00	2.60	1.75	234.4	172.1	100.6	3.431	8.522
2026-10-04 08:15:01	5.60		2.65	1.55	229.4		100.8	3.387	7.953
2026-10-04 08:20:02	5.75		2.65	1.55	269.0		100.8	3.163	13.422
2026-10-04 08:25:00	5.80		2.75	1.50	250.5		101.8	3.131	10.518
2026-10-04 08:30:01	5.80		2.70	1.60	242.3		100.8	3.261	9.048
2026-10-04 08:35:02	5.75	4.25	2.70	1.65	230.4	178.5	100.8	3.394	7.852
2026-10-04 08:40:00	5.80	4.15	2.75	1.60	229.0	172.8	100.9	3.382	8.043
2026-10-04 08:45:01	5.85	3.15	2.70	1.50			97.6	3.305	-1.000
2026-10-04 08:50:02	5.90		2.65	1.65	247.3		98.9	3.231	11.212
2026-10-04 08:55:00	5.95		2.70	1.60	251.4		99.5	3.099	11.505
2026-10-04 09:00:01	5.85	3.05	2.70	1.60	258.2	142.9	99.3	3.185	11.544
2026-10-04 09:05:02	5.75		2.70	1.60	258.2		98.8	3.121	12.466
2026-10-04 09:10:00	5.70		2.55	1.60	274.6		96.1	3.087	14.403
2026-10-04 09:15:01	5.65		2.60	1.65	272.8		95.9	2.996	14.001
2026-10-04 09:20:02	5.75		2.55	1.65	274.7		96.0	2.865	13.512
2026-10-04 09:25:00	5.90	4.80	2.80	1.70	266.8	199.6	99.9	2.911	12.738
2026-10-04 09:30:01	6.05		2.80	1.70	263.6		99.9	2.999	12.401
2026-10-04 09:35:02	6.30		2.80	1.65	268.6		99.9	3.009	14.225
2026-10-04 09:40:00	6.45	4.50	2.75	1.70	254.8	182.4	96.7	3.145	12.210
2026-10-04 09:45:01	6.60	4.40	2.85	1.70	248.8	172.7	99.9	3.169	12.380
2026-10-04 09:50:02	6.70	4.30	2.75	1.65	257.1	166.1	96.7	3.071	14.172
2026-10-04 09:55:00	6.55	4.35	2.70	1.60	263.0	168.2	96.5	3.034	15.049
2026-10-04 10:00:01	6.70	4.80	2.70	1.60	262.5	185.9	96.5	3.039	14.190
2026-10-04 10:05:02	6.90	4.60	2.90	1.60	270.6	179.6	100.4	3.049	16.084
2026-10-04 10:10:00	6.90	4.45	2.80	1.50	264.9	175.0	98.2	3.126	15.021
2026-10-04 10:15:01	6.95	4.35	3.10	1.75	264.1	169.9	104.2	3.079	15.192
2026-10-04 10:20:02	7.10	4.60	3.10	1.70	270.4	177.7	100.1	3.062	16.952
2026-10-04 10:25:00	7.20	4.60	3.10	1.70			100.1	3.077	-1.000
2026-10-04 10:30:01	7.30	4.45	3.10	1.70	256.4	171.2	104.2	3.185	14.104
2026-10-04 10:35:02	7.35	4.45	2.95	1.50	249.5	171.0	97.8	3.238	13.588
2026-10-04 10:40:00	7.45	4.55	3.10	1.75	262.6	173.2	103.4	3.185	17.022
2026-10-04 10:45:01	7.40	4.55	3.10	1.50	254.3	170.4	103.5	3.174	15.193
2026-10-04 10:50:02	7.50	4.45	3.15	1.50	279.7	165.4	103.5	3.091	21.588
2026-10-04 10:55:00	7.60	4.30	3.05	1.75	259.5	162.0	101.3	3.149	16.145
2026-10-04 11:00:01	7.85	4.40	3.05	1.70	259.1	167.0	101.3	3.170	15.983
2026-10-04 11:05:02	7.80	4.45	2.80	1.55	249.8	173.0	97.7	3.328	13.906
2026-10-04 11:10:00	7.80	4.45	3.05	1.70	256.3	170.0	101.1	3.282	16.880
2026-10-04 11:15:01	7.80	4.60	2.90	1.70	254.3	175.3	97.1	3.211	16.125
2026-10-04 11:20:02	7.55	4.35	2.95	1.60	245.8	164.8	99.3	3.235	14.317
2026-10-04 11:25:00	7.50	4.55	2.95	1.75	254.1	169.6	99.2	3.213	15.989
2026-10-04 11:30:01	7.30	4.45	2.90	1.75	250.6	167.7	98.5	3.103	13.946
2026-10-04 11:35:02	7.40	4.45	2.95	1.75	273.5	170.5	99.2	3.086	18.554
2026-10-04 11:40:00	7.35	4.55	2.95	1.65	273.0	174.5	99.2	3.071	18.547
2026-10-04 11:45:01	7.30	4.45	2.95	1.20	286.9	170.1	99.4	3.030	21.354
2026-10-04 11:50:02	7.15	4.50	2.80	1.65	268.9	172.4	96.6	3.075	16.801
2026-10-04 11:55:00	7.20	4.40	2.70	1.70	276.2	169.5	96.1	3.002	17.732
2026-10-04 12:00:01	7.40	4.40	2.60	1.70	295.5	177.4	95.6	2.928	21.117
2026-10-04 12:05:02	7.50	4.40	3.15	1.65	286.2	173.4	103.5	3.001	20.182
2026-10-04 12:10:00	7.55	4.40	3.15	1.65	274.2	173.9	103.5	3.044	18.045
2026-10-04 12:15:01	7.60	4.55	2.65	1.75	281.9	180.9	95.9	3.009	19.769
2026-10-04 12:20:02	7.45	4.40	3.00	1.85	281.6	171.5	101.5	2.976	20.272
2026-10-04 12:25:00	7.40		2.90	1.60	277.8		99.9	2.844	18.230
2026-10-04 12:30:01	7.35		3.00	1.55	282.5		101.2	2.952	18.374
2026-10-04 12:35:02	7.30		3.00	1.65	317.4		101.2	2.799	26.551
2026-10-04 12:40:00	7.30	4.70	2.95	1.60	327.3	190.1	100.4	2.654	25.716
2026-10-04 12:45:01	7.55	4.50	3.05	1.55	332.3	185.8	102.2	2.611	25.805
2026-10-04 12:50:02	7.90		3.05	1.65	333.8		102.2	2.619	25.468
2026-10-04 12:55:00	8.40	4.70	3.05	1.70	340.1	204.5	103.4	2.648	28.298
2026-10-04 13:00:01	8.70	4.65	3.05	1.50	326.8	200.0	103.4	2.783	27.432
2026-10-04 13:05:02	9.00	4.50	3.05	1.80	304.5	192.9	102.6	2.939	23.322
2026-10-04 13:10:00	9.25	4.60	3.00	1.80	295.8	200.0	105.1	3.029	23.074
2026-10-04 13:15:01	9.45	4.40	3.05	1.70	286.1	185.2	102.6	3.099	23.658
2026-10-04 13:20:02	9.55	4.45	3.00	1.65	289.0	187.3	102.6	3.119	26.578
2026-10-04 13:25:00	9.60	4.30	2.95	1.50	280.5	179.2	102.1	3.168	24.859
2026-10-04 13:30:01	9.50	4.20	2.90	1.75	266.3	175.0	100.8	3.218	21.151
2026-10-04 13:35:02	9.45	4.15	2.90	1.65	273.6	170.4	100.9	3.208	26.068
2026-10-04 13:40:00	9.80	4.10	2.80	1.75	282.2	169.5	100.2	2.992	27.860
2026-10-04 13:45:01	9.35	4.15	2.60	1.70	257.6	170.9	98.2	3.302	17.899
2026-10-04 13:50:02	9.20	4.15	2.60	1.65			98.3	3.287	-1.000
2026-10-04 13:55:00	9.10	4.30	2.85	1.70	259.3	170.2	104.9	3.246	20.831
2026-10-04 14:00:01	9.00	4.05	2.55	1.55	263.3	164.3	98.3	3.143	21.325
2026-10-04 14:05:02	8.55	3.95	2.80	1.60	261.2	163.4	103.7	3.215	19.138
2026-10-04 14:10:00	8.55		2.80	1.55	272.1		104.5	3.111	20.752
2026-10-04 14:15:01	8.45	4.05	2.65	1.80			101.1	3.141	-1.000
2026-10-04 14:20:02	8.20	4.00	2.70	1.50	254.0	166.0	102.7	3.280	14.642
2026-10-04 14:25:00	8.15	4.15	2.75	1.55	263.1	173.7	101.4	3.214	17.351
2026-10-04 14:30:01	7.95	3.90	2.80	1.60	257.7	166.8	105.7	3.228	15.509
2026-10-04 14:35:02	7.70	3.90	2.70	1.50	268.6	167.3	101.4	3.147	17.672
2026-10-04 14:40:00	7.80	3.80	2.75	1.50	276.4	164.7	102.4	3.051	18.463
2026-10-04 14:45:01	7.80		2.75	1.55	273.6		102.4	3.103	17.739
2026-10-04 14:50:02	7.75		2.70	1.55	266.0		101.6	3.192	15.925
2026-10-04 14:55:00	7.70	3.85	2.70	1.55	263.3	169.6	101.6	3.202	15.395
2026-10-04 15:00:01	7.75	3.75	2.55	1.60	276.1	169.5	100.4	3.138	18.358
2026-10-04 15:05:02	7.80	3.65	2.50	1.50	263.1	166.4	100.4	3.208	15.324
2026-10-04 15:10:00	7.80	3.60	2.40	1.60	257.0	168.1	101.0	3.275	14.123
2026-10-04 15:15:01	7.95	3.60	2.55	1.60	260.6	164.1	101.3	3.257	16.446
2026-10-04 15:20:02	7.75	3.65	2.45	1.50	249.7	165.5	100.1	3.366	13.693
2026-10-04 15:25:00	7.50	3.50	2.50	1.50	239.4	160.6	101.3	3.422	11.409
2026-10-04 15:30:01	7.25	3.35	2.45	1.50	247.1	158.6	101.2	3.360	12.692
2026-10-04 15:35:02	7.20	3.25	2.25	1.50	255.2	164.1	100.9	3.217	12.663
2026-10-04 15:40:00	6.95	3.30	2.20	1.50	245.2	162.3	100.8	3.371	10.233
2026-10-04 15:45:01	6.70	3.00	2.10	1.25			98.8	3.319	-1.000
2026-10-04 15:50:02	6.60		2.15	1.50	253.1		101.3	3.301	10.601
2026-10-04 15:55:00	6.70		2.20	1.50	269.6		100.0	3.167	13.044
2026-10-04 16:00:01	6.70		2.05	1.20	258.3		101.1	3.212	10.869
2026-10-04 16:05:02	6.70		2.00	1.55	251.3		100.1	3.306	10.001
2026-10-04 16:10:00	6.65		2.10	1.50	268.7		99.8	3.182	13.419
2026-10-04 16:15:01	6.35		2.10	1.00	266.4		106.1	3.199	11.072
2026-10-04 16:20:02	6.35		1.95	1.70	269.5		96.2	3.100	10.767
2026-10-04 16:25:00	6.65		1.80	1.50	286.5		97.4	3.064	13.327
2026-10-04 16:30:01	6.75		1.95	1.15	268.3		103.3	3.160	10.634
2026-10-04 16:35:02	6.95		1.80	1.50	279.6		105.5	3.169	13.308
2026-10-04 16:40:00	7.05		1.70	1.55	270.4		102.7	3.225	11.998
2026-10-04 16:45:01	7.15		1.65	1.40	261.1		102.1	3.299	10.356
2026-10-04 16:50:02	7.25		1.60	1.50	258.7		110.0	3.327	9.938
2026-10-04 16:55:00	7.35		1.55	1.50	258.6		110.0	3.334	11.195
2026-10-04 17:00:01	7.35		1.50	1.25	249.2		96.5	3.425	9.274
2026-10-04 17:05:02	7.20			1.70	246.4			3.478	8.197
2026-10-04 17:10:00	6.95			1.50	246.7			3.494	8.158
2026-10-04 17:15:01	6.70		1.20	1.00	246.8		92.0	3.426	8.571
2026-10-04 17:20:02	6.30			1.75	249.9			3.394	7.137
2026-10-04 17:30:01	5.65			1.65	270.6			3.124	7.337
2026-10-04 17:35:02	5.60			1.50	303.8			2.922	9.821
2026-10-04 17:40:00	5.60			1.75	318.5			2.884	9.640
2026-10-04 17:45:01	5.75			1.20	331.0			2.815	10.476
2026-10-04 17:50:02	5.85			1.50	330.6			2.839	9.243
2026-10-04 17:55:00	6.00			1.55	339.7			2.847	10.366
2026-10-04 18:00:01	6.05			1.00	322.9			2.910	7.738
2026-10-04 18:05:02	6.25			1.55	330.2			2.914	9.219
2026-10-04 18:10:00	6.30			1.75	326.3			2.897	8.432
2026-10-04 18:15:01	6.35			1.20	322.2			2.966	8.139
2026-10-04 18:20:02	6.35			1.50	309.1			3.017	6.909
2026-10-04 18:25:00	6.55			1.55	324.7			2.973	10.438
2026-10-04 18:30:01	6.35			1.15	300.0			3.089	6.342
2026-10-04 18:35:02	6.35			1.50	305.6			3.051	7.053
2026-10-04 18:40:00	6.35			1.50	315.0			2.999	7.972
2026-10-04 18:45:01	6.35			1.15	326.3			2.963	9.503
2026-10-04 18:50:02	6.25			1.55	324.0			2.963	8.565
2026-10-04 18:55:00	6.20			1.50	330.0			2.932	8.965
2026-10-04 19:00:01	6.20			1.25	335.2			2.909	9.191
2026-10-04 19:05:02	6.25			1.50	334.3			2.914	8.882
2026-10-04 19:10:00	6.25			1.55	326.6			2.960	7.894
2026-10-04 19:15:01	6.25			1.20	321.3			2.982	7.482
2026-10-04 19:20:02	6.25			1.50	323.0			2.974	8.024
2026-10-04 19:25:00	6.20			1.50	318.3			2.998	7.411
2026-10-04 19:30:01	6.20			1.20	316.3			3.004	7.558
2026-10-04 19:35:02	6.05			1.50	306.4			3.078	6.072
2026-10-04 19:40:00	6.00			1.55	303.0			3.089	5.818
2026-10-04 19:45:01	6.05			1.50	316.5			3.036	7.939
2026-10-04 19:50:02	6.05			1.50	316.5			3.019	8.163
2026-10-04 19:55:00	6.00			1.50	301.8			3.102	6.343
2026-10-04 20:00:01	6.00			1.15	302.9			3.125	7.519
2026-10-04 20:05:02	5.90			1.50	302.7			3.104	7.519
2026-10-04 20:10:00	5.75			1.50	297.3			3.153	6.775
2026-10-04 20:15:01	5.40			1.05	296.9			3.153	6.342
2026-10-04 20:20:02	5.00			1.60	297.5			3.073	5.765
2026-10-04 20:25:00	5.00			1.50				2.833	-1.000
2026-10-04 20:30:01	4.85			1.05				2.746	-1.000
2026-10-04 20:35:02	4.90			1.50				2.648	-1.000
2026-10-04 20:40:00	4.85			1.50	356.1			2.710	5.725
2026-10-04 20:45:01	4.95			1.15	363.6			2.695	6.394
2026-10-04 20:50:02	4.95			1.50				2.704	-1.000
2026-10-04 20:55:00	5.00			1.50	379.4			2.668	7.879
2026-10-04 21:00:01	5.00			1.15	379.1			2.677	8.184
2026-10-04 21:05:02	5.05			1.50	371.0			2.709	7.405
2026-10-04 21:10:02	5.05			1.60	354.7			2.780	6.167
2026-10-04 21:15:01	5.10			1.25	350.9			2.832	6.392
2026-10-04 21:20:02	5.10			1.55	336.8			2.888	5.558

Ionosphere and Space Weather (ISW) section

Ionogram Characteristics