Ionosphere and Space Weather | Royal Meteorological Institute

Ionogram Characteristics

Date:

Date/Time (UT)	foF2	foF1	foE	fmin	hmF2	hmF1	hmE	M(3000)	TEC
2025-04-17 00:00:01	3.00			1.65	353.6			2.778	1.711
2025-04-17 00:05:02	3.25			1.65	369.4			2.652	2.474
2025-04-17 00:10:02	3.35			1.70	402.4			2.456	3.710
2025-04-17 00:15:01	3.40			1.15	407.3			2.408	3.736
2025-04-17 00:20:02	3.10			1.75	371.6			2.639	2.156
2025-04-17 00:25:02	3.50			1.75	420.1			2.368	4.219
2025-04-17 00:30:01	3.45			1.80	414.7			2.383	3.943
2025-04-17 00:35:02	3.05			1.65	368.0			2.649	2.184
2025-04-17 00:40:02	3.15			1.65	376.0			2.593	2.444
2025-04-17 00:45:01	3.45			1.35	422.7			2.339	4.484
2025-04-17 00:50:02	3.45			1.55	419.8			2.358	4.528
2025-04-17 00:55:02	3.25			1.70	373.5			2.626	2.772
2025-04-17 01:00:01	3.35			1.65	402.8			2.436	3.641
2025-04-17 01:05:02	3.50			1.55	429.8			2.320	4.869
2025-04-17 01:10:02	3.10			1.70	362.5			2.671	2.341
2025-04-17 01:15:01	3.25			1.85	386.8			2.555	3.285
2025-04-17 01:20:02	3.45			1.70	405.0			2.465	4.323
2025-04-17 01:25:02	3.25			1.65	374.4			2.548	2.823
2025-04-17 01:30:01	3.25			1.25	374.7			2.599	2.873
2025-04-17 01:35:02	3.15			1.70	374.2			2.617	2.675
2025-04-17 01:40:02	3.15			1.65	363.8			2.682	2.437
2025-04-17 01:45:01	3.15			1.25	367.3			2.654	2.519
2025-04-17 01:50:02	3.15			1.50	375.1			2.620	2.750
2025-04-17 01:55:02	3.25			1.65	399.0			2.406	3.400
2025-04-17 02:00:01	3.15			1.20	378.2			2.567	2.740
2025-04-17 02:05:02	3.10			1.65	373.6			2.600	2.530
2025-04-17 02:10:02	3.15			1.55	377.5			2.584	2.813
2025-04-17 02:15:01	3.15			1.20	382.4			2.565	3.050
2025-04-17 02:20:02	3.15			1.55	388.3			2.554	3.357
2025-04-17 02:25:02	3.15			1.55	386.8			2.598	3.390
2025-04-17 02:30:01	3.10			1.35	377.4			2.575	2.967
2025-04-17 02:35:02	2.85			1.55	361.4			2.661	2.284
2025-04-17 02:40:02	3.10			1.55	383.2			2.557	3.140
2025-04-17 02:45:01	2.95			1.65	385.2			2.566	3.022
2025-04-17 02:50:02	2.90			1.65	374.0			2.597	2.590
2025-04-17 02:55:02	2.85			1.65	375.3			2.622	2.690
2025-04-17 03:00:01	3.05			1.55	386.4			2.561	3.191
2025-04-17 03:05:02	2.85			1.55	375.6			2.603	2.722
2025-04-17 03:10:02	2.75			1.50	352.2			2.708	1.995
2025-04-17 03:15:01	3.00			1.70	384.0			2.533	3.034
2025-04-17 03:20:02	2.85			1.55	389.6			2.557	3.173
2025-04-17 03:25:02	2.50			1.70	323.9			2.849	1.277
2025-04-17 03:30:01	2.75			1.55	369.6			2.569	2.480
2025-04-17 03:35:02	2.80			1.70	375.0			2.541	2.615
2025-04-17 03:40:02	2.90			1.55	390.6			2.546	3.393
2025-04-17 03:45:01	2.70			1.70	348.7			2.652	2.001
2025-04-17 03:50:02	2.85			1.55	366.1			2.582	2.754
2025-04-17 03:55:02	2.85			1.65	361.4			2.637	2.780
2025-04-17 04:00:01	2.60			1.70	308.3			2.944	1.347
2025-04-17 04:05:02	2.95			1.65	350.5			2.689	2.908
2025-04-17 04:10:02	3.10			1.65	340.5			2.755	2.952
2025-04-17 04:15:01	3.20			1.55	371.8			2.640	4.415
2025-04-17 04:20:02	3.15			1.75	318.3			2.823	2.572
2025-04-17 04:25:02	3.20			1.90	305.0			2.914	2.438
2025-04-17 04:30:01	3.40		1.30	1.20	306.8		110.0	2.813	3.445
2025-04-17 04:35:02	3.60			1.50	321.8			2.774	4.092
2025-04-17 04:40:02	3.55			1.55	293.2			2.933	3.069
2025-04-17 04:45:01	3.70		1.35	1.15	278.0		95.3	3.012	3.354
2025-04-17 04:50:02	3.90			1.95	299.1			3.013	4.502
2025-04-17 04:55:02	4.15			1.95	294.6			2.939	4.766
2025-04-17 05:00:01	4.30		1.75	1.25	291.2		101.6	2.918	6.046
2025-04-17 05:05:02	4.35		1.60	1.55	297.1		110.0	2.979	6.601
2025-04-17 05:10:02	4.50		1.80	1.75	284.6		110.0	2.967	6.205
2025-04-17 05:15:01	4.90		1.90	1.65	312.9		99.3	2.825	10.102
2025-04-17 05:20:02	4.75		1.90	1.65	287.4		99.7	2.999	8.160
2025-04-17 05:25:02	4.90		1.95	1.85	293.5		110.0	2.957	8.969
2025-04-17 05:30:01	5.10		1.90	1.65	297.6		99.3	2.883	9.864
2025-04-17 05:35:08	5.05		2.10	1.70	274.4		99.9	3.012	8.433
2025-04-17 05:40:00	5.15		2.05	1.50	274.0		101.3	3.040	8.466
2025-04-17 05:45:01	5.15		2.20	1.50	257.4		100.8	3.117	7.264
2025-04-17 05:50:08	5.30		2.20	1.85	273.1		99.8	3.048	9.682
2025-04-17 05:55:00	5.40		2.30	1.55	273.7		100.9	3.043	10.364
2025-04-17 06:00:01	5.40		2.35	1.55	271.9		101.0	3.060	10.526
2025-04-17 06:05:08	5.35		2.20	1.50	261.0		98.8	3.085	9.277
2025-04-17 06:10:00	5.50		2.40	1.55	293.2		103.7	2.927	13.556
2025-04-17 06:15:01	5.55		2.35	1.75	278.4		101.7	2.894	11.625
2025-04-17 06:20:08	5.60	4.35	2.35	1.55	267.8	199.4	101.8	2.995	10.439
2025-04-17 06:25:00	5.70	4.45	2.50	1.70	271.5	203.7	103.7	3.036	11.077
2025-04-17 06:30:01	5.70		2.35	1.50	260.9		100.8	3.090	9.746
2025-04-17 06:35:02	5.65		2.35	1.50	248.3		100.1	3.174	8.290
2025-04-17 06:40:00	5.70		2.65	2.20	249.9		105.7	3.148	9.303
2025-04-17 06:45:01	5.75		2.25	1.60	259.6		97.7	3.053	10.607
2025-04-17 06:50:02	5.65		2.30	1.55	256.7		97.9	3.005	9.896
2025-04-17 06:55:00	5.90		2.35	1.55	253.0		98.0	3.124	10.022
2025-04-17 07:00:01	5.75		2.45	1.55	226.5		98.1	3.289	8.128
2025-04-17 07:05:02	5.70	4.25	2.85	1.50	226.1	174.6	102.5	3.330	7.789
2025-04-17 07:10:00	5.60		2.85	1.60	219.3		102.5	3.372	7.665
2025-04-17 07:15:01	5.65		2.75	1.70	232.6		100.1	3.225	9.462
2025-04-17 07:20:02	6.30		2.90	1.70	292.1		102.5	2.754	17.073
2025-04-17 07:25:00	6.35		2.90	1.70	282.5		101.5	2.783	14.732
2025-04-17 07:30:01	6.30	4.90	2.80	1.85	256.7	204.0	99.5	3.067	11.382
2025-04-17 07:35:02	6.30	4.60	2.80	1.65	251.5	184.6	99.1	3.127	11.048
2025-04-17 07:40:00	6.30	4.65	2.80	1.60	248.0	188.0	99.1	3.127	10.584
2025-04-17 07:45:01	6.30	4.65	2.85	1.60	245.1	185.5	99.2	3.141	10.378
2025-04-17 07:50:02	6.65	4.80	2.85	1.70	264.6	189.1	99.1	3.024	14.130
2025-04-17 07:55:00	6.60	4.95	2.90	1.50	248.9	191.6	99.3	3.124	11.718
2025-04-17 08:00:01	6.70	4.85	3.00	1.75	250.0	186.9	101.2	3.140	12.153
2025-04-17 08:05:02	6.80	4.80	3.00	1.80	256.9	184.7	100.5	3.133	13.754
2025-04-17 08:10:00	6.70	4.80	2.95	1.80	246.1	182.4	99.8	3.198	12.161
2025-04-17 08:15:01	6.75	4.90	2.95	1.75	247.6	184.3	99.2	3.172	12.678
2025-04-17 08:20:02	6.95		3.10	1.70	252.1		101.3	3.118	13.622
2025-04-17 08:25:00	6.65	5.15	3.05	1.85	240.8	191.6	100.5	3.210	11.582
2025-04-17 08:30:01	6.25	4.55	3.10	1.80	221.0	164.8	101.1	3.319	9.064
2025-04-17 08:35:02	6.30	4.75	3.15	1.75	226.1	168.7	101.4	3.207	10.006
2025-04-17 08:40:00	6.40	5.25	3.05	1.75	238.6	186.9	99.3	3.129	12.025
2025-04-17 08:45:01	6.95	5.70	3.10	1.75	270.2	208.6	100.6	2.874	17.147
2025-04-17 08:50:02	6.80	5.15	3.05	1.80	254.4	188.4	98.6	3.042	14.346
2025-04-17 08:55:00	6.85	5.00	3.20	1.90	255.3	182.6	101.4	3.056	14.376
2025-04-17 09:00:01	6.65		3.10	1.85	238.1		99.2	3.216	11.596
2025-04-17 09:05:02	6.90	5.05	3.10	1.75	250.1	181.2	98.7	3.115	14.477
2025-04-17 09:10:00	6.85	5.00	3.15	1.80	246.5	177.3	99.3	3.188	14.151
2025-04-17 09:15:01	6.65	4.90	3.15	1.70	229.3	172.7	99.4	3.296	11.077
2025-04-17 09:20:02	6.35	4.65	3.15	2.10	216.6	158.6	99.1	3.355	9.620
2025-04-17 09:25:00	6.25	4.90	3.05	1.90	218.7	169.3	97.7	3.316	9.853
2025-04-17 09:30:01	5.95	4.50	3.10	2.20	209.7	152.4	98.4	3.377	8.816
2025-04-17 09:35:02	6.10	4.70	3.20	2.15	229.6	155.6	99.1	3.128	11.915
2025-04-17 09:40:00	6.75	5.40	3.35	2.35	256.5	189.2	98.5	2.880	15.811
2025-04-17 09:45:01	6.60	5.05		3.95	247.2	182.5		3.037	12.586
2025-04-17 09:50:02	6.60	4.55	3.25	2.20	239.1	151.6	99.2	3.096	12.729
2025-04-17 09:55:00	6.65	4.65	3.20	2.80	243.2	153.8	97.6	3.048	13.833
2025-04-17 10:00:01	6.75		3.20	1.55	257.4		98.9	2.912	15.988
2025-04-17 10:05:02	6.95		3.25	2.50	263.6		98.9	2.898	16.472
2025-04-17 10:10:00	6.95	5.45	3.40	1.85	254.1	192.2	98.9	3.009	15.468
2025-04-17 10:15:01	6.80	5.35	3.35	2.40	244.5	188.0	98.6	3.078	13.860
2025-04-17 10:20:02	7.00		3.45	2.30	265.2		98.7	2.931	16.854
2025-04-17 10:25:00	6.90	5.30	3.40	1.95	250.0	185.3	98.8	3.068	14.842
2025-04-17 10:30:01	6.65	5.10	2.95	1.95	236.6	181.1	95.2	3.172	11.963
2025-04-17 10:35:02	6.65	4.55	3.35	2.20	237.0	148.3	98.1	3.123	12.931
2025-04-17 10:40:00	6.70		3.10	2.35	250.9		97.3	3.014	14.517
2025-04-17 10:45:01	6.95	5.35		3.75	264.0	194.8		2.951	15.683
2025-04-17 10:50:02	6.90		3.35	2.40	252.8		98.1	3.008	15.176
2025-04-17 10:55:00	7.10	5.30	3.35	2.50	266.9	186.3	98.0	2.993	18.396
2025-04-17 11:00:01	7.00	5.25	3.35	2.30	250.0	184.1	98.1	3.088	15.079
2025-04-17 11:05:02	7.00	5.15		3.95	258.7	188.2		3.051	15.045
2025-04-17 11:10:00	7.05		3.35	2.10	273.4		97.7	3.019	19.999
2025-04-17 11:15:01	6.85	4.65	3.25	2.10	244.8	153.4	96.9	3.045	14.689
2025-04-17 11:20:02	7.05	4.40	3.30	2.65	260.3	144.6	96.0	2.957	17.443
2025-04-17 11:25:00	6.85		3.50	3.40	261.9		110.0	2.948	16.286
2025-04-17 11:30:01	6.85		3.30	1.75	268.9		97.3	2.876	18.801
2025-04-17 11:35:02	6.75		3.10	2.40	264.3		95.4	2.893	17.257
2025-04-17 11:40:00	7.00		3.30	2.35	275.7		97.2	2.723	19.211
2025-04-17 11:45:01	7.05	5.05	3.30	2.75	265.0	167.5	96.6	2.878	17.950
2025-04-17 11:50:02	7.05	5.10	3.10	2.50	264.2	170.1	95.4	2.943	17.436
2025-04-17 11:55:00	7.15	5.00	3.20	1.80	270.3	167.7	96.6	2.912	19.398
2025-04-17 12:00:01	7.05	4.85	3.05	2.20	266.2	162.2	95.5	2.944	18.224
2025-04-17 12:05:02	6.95	5.00	3.10	2.20	255.4	171.4	95.8	2.963	15.727
2025-04-17 12:10:00	7.15	4.65	3.50	1.85	262.5	150.3	99.5	2.913	18.096
2025-04-17 12:15:01	7.10	5.90	3.55	3.20	250.9	203.0	96.2	3.025	15.972
2025-04-17 12:20:02	7.20		3.50	2.60	260.5		99.1	2.997	17.391
2025-04-17 12:25:00	7.05	4.90	3.45	2.75	251.3	163.2	98.2	3.004	15.735
2025-04-17 12:30:01	7.15	5.65	3.45	3.15	257.9	194.7	94.0	2.959	17.208
2025-04-17 12:35:02	7.15	5.50	3.30	3.10	259.4	189.5	93.3	2.949	17.357
2025-04-17 12:40:00	7.20	4.90	3.35	3.15	265.6	162.8	93.1	2.871	18.590
2025-04-17 12:45:01	7.40		3.35	3.10	273.5		93.1	2.844	19.309
2025-04-17 12:50:02	7.35	5.40	2.95	2.55	262.0	195.3	95.7	3.031	15.901
2025-04-17 12:55:00	7.35	5.05	3.35	3.15	258.0	174.8	93.1	3.069	16.319
2025-04-17 13:00:01	7.30	5.20	3.35	2.75	257.0	179.7	93.1	3.048	16.905
2025-04-17 13:05:02	7.35	5.30	3.50	2.65	266.6	183.0	96.1	2.960	18.794
2025-04-17 13:10:00	7.35			2.85	277.6			2.993	18.454
2025-04-17 13:15:01	7.35			2.50	276.7			2.958	18.055
2025-04-17 13:20:02	7.25	5.05	3.35	3.05	255.4	174.7	93.5	3.038	16.409
2025-04-17 13:25:00	7.30	4.65	3.30	3.00	262.5	156.6	93.1	3.003	18.123
2025-04-17 13:30:01	7.40	4.40	3.30	2.95	258.7	144.8	93.1	2.940	17.195
2025-04-17 13:35:02	7.35			2.90	264.7			3.067	15.170
2025-04-17 13:40:00	7.25	5.10	3.25	2.95	252.7	179.4	93.1	3.120	15.476
2025-04-17 13:45:01	7.15	5.10	3.05	2.80	251.4	181.3	93.0	3.109	15.028
2025-04-17 13:50:02	7.05	4.40		2.65	257.5	162.7		3.052	14.553
2025-04-17 13:55:00	7.45	4.20	3.15	2.90	300.3	141.5	92.5	2.810	26.116
2025-04-17 14:00:01	7.35		3.15	2.75	274.6		92.5	2.911	19.641
2025-04-17 14:05:02	7.30		3.10	2.80	265.0		92.5	3.019	16.933
2025-04-17 14:10:00	6.95	5.05	3.15	2.55	240.1	182.1	94.5	3.199	12.153
2025-04-17 14:15:01	7.05	4.80	3.35	2.40	249.3	169.1	97.8	3.066	14.749
2025-04-17 14:20:02	7.20		3.20	1.80	278.1		98.6	2.954	20.312
2025-04-17 14:25:00	7.40		3.25	2.20	278.7		98.5	2.845	19.711
2025-04-17 14:30:01	7.15	5.35	3.20	2.25	254.2	195.2	98.5	3.087	14.245
2025-04-17 14:35:02	7.15	4.95	3.25	2.15	258.5	179.8	98.6	3.053	15.419
2025-04-17 14:40:00	7.10	5.00	3.20	2.15	254.0	182.8	98.5	3.079	14.534
2025-04-17 14:45:01	7.20		3.10	1.95	267.9		97.9	2.999	16.989
2025-04-17 14:50:02	6.85		3.05	2.30	248.5		98.8	3.194	12.811
2025-04-17 14:55:00	7.20		3.15	1.80	267.7		99.2	2.992	16.717
2025-04-17 15:00:01	7.45		3.15	1.80	277.4		99.7	2.875	19.011
2025-04-17 15:05:02	7.35	4.05	3.10	2.20	265.5	150.8	100.7	3.013	15.837
2025-04-17 15:10:00	7.40		3.15	2.10	263.4		99.1	3.061	15.768
2025-04-17 15:15:01	7.45	4.95	2.90	2.15	262.7	189.1	98.1	3.069	15.043
2025-04-17 15:20:02	7.45		3.10	1.90	259.7		102.6	3.097	14.662
2025-04-17 15:25:00	7.65		3.10	2.35	272.6		101.0	3.023	17.953
2025-04-17 15:30:01	7.65		3.10	1.15	272.0		101.7	3.038	17.725
2025-04-17 15:35:02	7.70		3.05	1.65	272.0		100.7	3.069	17.748
2025-04-17 15:40:00	7.65		3.05	2.20	264.7		99.9	3.119	16.110
2025-04-17 15:45:01	7.70	4.50	3.00	1.30	265.2	173.2	96.3	3.072	16.860
2025-04-17 15:50:02	7.75		2.75	1.50	269.5		95.9	3.045	16.856
2025-04-17 15:55:00	7.85		2.70	1.75	274.9		96.0	3.036	18.159
2025-04-17 16:00:01	7.85		2.20	1.45	276.9		88.8	3.057	17.625
2025-04-17 16:05:02	7.95		2.20	1.50	277.7		89.1	3.065	17.989
2025-04-17 16:10:00	7.90		2.80	1.75	261.7		93.2	3.137	15.361
2025-04-17 16:15:01	8.05		2.75	1.70	269.2		100.6	3.128	16.132
2025-04-17 16:20:02	8.05	4.30	2.70	1.75	266.5	181.0	99.9	3.146	16.000
2025-04-17 16:25:00	7.85		2.50	1.75	254.9		97.5	3.243	12.180
2025-04-17 16:30:01	8.05		2.30	1.75	264.2		96.9	3.183	13.767
2025-04-17 16:35:02	8.30		2.50	1.75	277.0		98.0	3.121	19.288
2025-04-17 16:40:00	7.75		2.45	1.80	246.9		97.8	3.349	10.464
2025-04-17 16:45:01	8.25	4.05	2.35	1.80	271.3	179.8	97.1	3.154	17.426
2025-04-17 16:50:02	8.25	3.15	2.30	1.75	267.4	146.2	97.4	3.182	16.710
2025-04-17 16:55:00	8.25	3.90	2.20	1.70	264.9	181.7	97.0	3.233	15.147
2025-04-17 17:00:01	7.85	3.70	2.20	1.70	243.5	177.4	97.2	3.421	9.657
2025-04-17 17:05:02	8.20		2.15	1.85	264.5		96.1	3.224	15.893
2025-04-17 17:10:00	7.90		2.05	1.75	251.1		96.0	3.301	11.580
2025-04-17 17:15:01	7.85		1.80	1.05	254.1		88.4	3.239	12.340
2025-04-17 17:20:02	8.05		1.80	1.50	271.4		87.0	3.146	16.529
2025-04-17 17:25:00	8.05	3.20	2.15	1.85	265.7	168.3	101.4	3.188	14.443
2025-04-17 17:30:01	8.05		2.05	1.80	258.4		100.1	3.253	12.418
2025-04-17 17:35:02	8.20		2.05	1.75	265.2		101.7	3.231	14.708
2025-04-17 17:40:00	8.05		2.20	1.80	252.8		106.0	3.315	11.706
2025-04-17 17:45:01	8.20		2.10	1.55	264.5		106.1	3.248	14.561
2025-04-17 17:50:02	8.00		2.05	1.50	255.6		107.4	3.299	11.892
2025-04-17 17:55:00	7.80		1.95	1.65	253.0		105.9	3.298	11.217
2025-04-17 18:00:01	7.95		1.75	1.25	274.8		103.1	3.146	16.583
2025-04-17 18:05:02	7.85		1.80	1.50	268.2		106.3	3.173	13.171
2025-04-17 18:10:00	7.95		2.00	1.85	271.0		100.3	3.126	15.095
2025-04-17 18:15:01	8.00		1.95	1.15	278.1		100.9	3.114	16.638
2025-04-17 18:20:02	7.85			1.95	273.6			3.149	12.608
2025-04-17 18:25:00	7.85		1.75	1.70	275.0		110.0	3.135	13.208
2025-04-17 18:30:01	7.90			2.15	278.8			3.123	12.983
2025-04-17 18:35:02	7.95		1.55	1.50	285.1		110.0	3.098	14.890
2025-04-17 18:40:00	7.85			1.75	284.9			3.078	12.904
2025-04-17 18:45:01	7.85			1.75	295.2			3.022	14.660

Ionosphere and Space Weather (ISW) section

Ionogram Characteristics