Ionosphere and Space Weather | Royal Meteorological Institute

Ionogram Characteristics

Date:

Date/Time (UT)	foF2	foF1	foE	fmin	hmF2	hmF1	hmE	M(3000)	TEC
2025-07-11 00:00:01	6.05			1.60	340.2			2.906	8.310
2025-07-11 00:05:02	5.75			2.00	307.4			3.087	4.733
2025-07-11 00:10:02	6.00			1.50				3.062	-1.000
2025-07-11 00:15:01	5.65			1.15	307.1			3.092	4.594
2025-07-11 00:20:02	5.95			1.60	320.1			2.998	6.390
2025-07-11 00:25:02	5.95			1.50	330.1			2.928	7.532
2025-07-11 00:30:01	5.90			1.20	337.0			2.933	7.092
2025-07-11 00:35:02	6.00			1.65	336.1			2.919	7.873
2025-07-11 00:40:02	6.10			1.90	336.0			2.928	8.530
2025-07-11 00:45:01	5.95			1.55	318.2			3.047	6.707
2025-07-11 00:50:02	5.65			1.60	292.4			3.212	3.736
2025-07-11 00:55:02	5.00			1.55	277.5			3.375	2.521
2025-07-11 01:00:01	5.65			1.35				3.359	-1.000
2025-07-11 01:05:02				1.85					-1.000
2025-07-11 01:10:02				1.75					-1.000
2025-07-11 01:15:01				1.35					-1.000
2025-07-11 01:20:02	5.20			1.50					-1.000
2025-07-11 01:25:02				1.80					-1.000
2025-07-11 01:30:01				1.55					-1.000
2025-07-11 01:35:02				1.55					-1.000
2025-07-11 01:40:02	5.60			1.50	338.6			2.902	6.839
2025-07-11 01:45:01	6.10			1.35	198.9			4.482	1.690
2025-07-11 01:50:02	5.60			1.60	348.3			2.885	7.964
2025-07-11 01:55:02	5.50			1.70	324.7			2.949	6.579
2025-07-11 02:00:01	5.40			1.20	314.1			2.991	5.620
2025-07-11 02:05:02	5.40			1.65	331.3			2.908	7.608
2025-07-11 02:10:02	5.30			1.50	328.1			2.903	6.762
2025-07-11 02:15:01	5.30			1.70	337.0			2.842	7.573
2025-07-11 02:20:02	5.15			2.00	326.1			2.891	5.719
2025-07-11 02:25:02	5.15			1.65	329.0			2.871	5.921
2025-07-11 02:30:01	5.20			1.55	341.4			2.822	7.051
2025-07-11 02:35:02	5.15			1.55	338.0			2.826	6.558
2025-07-11 02:40:02	5.10			1.55	334.1			2.835	6.073
2025-07-11 02:45:01	5.15			1.20	340.9			2.797	6.609
2025-07-11 02:50:02	5.10			1.60	334.4			2.825	6.085
2025-07-11 02:55:02	5.10			1.55	335.4			2.835	6.305
2025-07-11 03:00:01	5.15			1.20	335.4			2.808	6.404
2025-07-11 03:05:02	5.15			1.55	332.5			2.836	6.335
2025-07-11 03:10:02	5.10			1.55	319.9			2.897	5.845
2025-07-11 03:15:01	4.10			1.20	263.0			3.382	2.357
2025-07-11 03:20:02	5.10			1.65	310.1			2.950	5.844
2025-07-11 03:25:02	5.15	3.10		1.95	295.5	209.6		2.960	7.371
2025-07-11 03:30:01	5.25		1.25	1.20	307.5		110.0	2.923	7.653
2025-07-11 03:35:02	5.20			1.50	304.7			2.975	7.399
2025-07-11 03:40:02	5.10			1.75	247.0			3.250	5.726
2025-07-11 03:45:01	5.15		1.35	1.20	274.9		91.7	3.052	6.803
2025-07-11 03:50:02	5.25			1.55	296.8			2.994	7.801
2025-07-11 03:55:02	4.85		1.60	1.50	259.3		110.0	3.242	4.213
2025-07-11 04:00:01	5.10		1.55	1.20	277.0		93.3	3.015	6.486
2025-07-11 04:05:02	5.25			1.90	304.6			2.892	7.926
2025-07-11 04:10:02	5.25	1.90		1.75	301.9	112.3		2.858	9.944
2025-07-11 04:15:01	5.30		1.50	1.35	313.9		95.1	2.844	9.885
2025-07-11 04:20:02	5.35		1.80	1.50	309.8		103.6	2.816	10.649
2025-07-11 04:25:02	5.40		2.00	1.60	307.1		107.9	2.827	10.493
2025-07-11 04:30:01	5.50	2.40	1.90	1.35			104.2	2.851	-1.000
2025-07-11 04:35:02	5.55		1.90	1.50	296.9		103.9	2.854	10.697
2025-07-11 04:40:02	5.70	3.75	1.95	1.65	313.9	208.6	102.7	2.771	12.750
2025-07-11 04:45:01	5.65		2.00	1.40	297.3		103.3	2.820	11.031
2025-07-11 04:50:02	5.65		2.10	1.50	286.1		101.4	2.888	9.715
2025-07-11 04:55:02	5.65		2.15	1.50	277.2		101.5	2.904	9.625
2025-07-11 05:00:01	5.65		2.20	1.10	266.8		101.9	2.932	9.047
2025-07-11 05:05:02	6.00		2.25	1.50	293.7		101.7	2.849	11.760
2025-07-11 05:10:02	6.30	4.05	2.30	1.50			101.8	2.855	-1.000
2025-07-11 05:15:01	6.30	4.05	2.35	1.25	290.8	203.2	102.0	2.905	12.252
2025-07-11 05:20:02	6.40	4.55	2.40	1.50	295.3	213.4	101.9	2.877	14.111
2025-07-11 05:25:02	6.45	4.15	2.45	1.80	296.2	200.2	103.6	2.893	14.467
2025-07-11 05:30:01	6.55	4.05	2.45	1.15			101.2	2.887	-1.000
2025-07-11 05:35:08	6.70	4.10	2.45	1.55	312.6	192.3	101.4	2.782	18.371
2025-07-11 05:40:00	6.75	4.30	2.35	1.55	323.5	194.7	98.6	2.707	20.734
2025-07-11 05:45:01	6.75		2.55	1.25	329.2		98.4	2.659	21.062
2025-07-11 05:50:08	6.70	4.40	2.55	1.50			98.3	2.709	-1.000
2025-07-11 05:55:00	6.70		2.65	1.50	314.1		99.0	2.715	18.136
2025-07-11 06:00:01	6.85	4.55	2.65	1.20	310.8	198.8	101.7	2.687	18.807
2025-07-11 06:05:08	6.85	4.45	2.70	1.60	302.2	190.4	103.0	2.763	18.042
2025-07-11 06:10:00	6.85	4.45	2.75	1.50			103.1	2.790	-1.000
2025-07-11 06:15:01	6.90	4.40	2.80	1.05	292.9	186.1	103.2	2.769	16.626
2025-07-11 06:20:08	7.10		2.75	1.50	325.0		101.8	2.676	22.920
2025-07-11 06:25:00	7.25	4.40	2.75	1.55	330.0	184.7	100.9	2.653	23.636
2025-07-11 06:30:01	7.25	4.80	2.85	1.35	315.0	207.7	103.2	2.760	20.522
2025-07-11 06:35:02	7.40	4.75	2.90	1.55	310.1	209.5	103.3	2.793	19.398
2025-07-11 06:40:00	7.50	4.50	2.85	1.60	305.0	184.9	101.9	2.839	19.443
2025-07-11 06:45:01	7.50	4.10	2.85	1.65	293.7	158.1	101.2	2.869	18.842
2025-07-11 06:50:02	7.65	4.50	2.85	1.50	311.8	190.4	101.1	2.849	22.130
2025-07-11 06:55:00	7.70	4.60	2.85	1.60	306.1	199.8	100.3	2.848	21.259
2025-07-11 07:00:01	7.65	4.20	2.90	1.40	287.7	158.8	101.1	2.900	17.511
2025-07-11 07:05:02	7.80	4.75	3.00	1.50	281.3	192.3	102.1	2.967	17.228
2025-07-11 07:10:00	7.95	4.25	3.05	1.75	278.2	159.6	103.4	3.023	17.845
2025-07-11 07:15:01	7.90	4.20	3.05	1.50	266.1	150.5	102.2	3.076	16.266
2025-07-11 07:20:02	7.75	4.10	2.80	1.80	258.2	150.7	98.2	3.118	14.496
2025-07-11 07:25:00	7.95	4.50	2.35	1.75	280.8	184.3	94.4	2.993	17.711
2025-07-11 07:30:01	8.00	4.40	2.90	1.70	279.5	168.1	99.0	2.980	19.015
2025-07-11 07:35:02	8.05	4.40	3.05	1.70	280.0	160.6	98.5	2.953	19.412
2025-07-11 07:40:00	8.35	4.70	2.95	1.65	312.0	189.1	97.0	2.856	26.737
2025-07-11 07:45:01	8.30		3.20	1.65	287.4		100.2	2.958	21.594
2025-07-11 07:50:02	8.45		3.00	1.55	291.4		97.4	3.004	23.338
2025-07-11 07:55:00	8.55		3.25	1.75	292.8		100.2	3.031	24.737
2025-07-11 08:00:01	8.50		3.25	1.45	279.2		100.2	3.056	22.108
2025-07-11 08:05:02	8.60		3.25	1.65	289.3		100.2	3.013	27.068
2025-07-11 08:10:00	8.55		3.30	1.50	280.3		100.2	3.057	22.761
2025-07-11 08:15:01	8.50		3.05	1.50	265.7		96.1	3.102	20.009
2025-07-11 08:20:02	8.65		3.15	1.85	288.7		98.0	3.054	27.124
2025-07-11 08:25:00	8.55		3.15	1.70	289.9		97.6	3.056	26.032
2025-07-11 08:30:01	8.30		3.10	1.55	264.8		96.1	3.128	19.888
2025-07-11 08:35:02	8.25		3.05	1.70	265.4		95.6	3.077	22.654
2025-07-11 08:40:00	7.95	6.35	3.05	1.85	228.5	171.9	95.6	3.262	17.882
2025-07-11 08:45:01	7.75		3.20	1.20	246.2		96.8	3.102	18.174
2025-07-11 08:50:02	7.95		3.05	1.75	303.3		95.3	2.858	28.309
2025-07-11 08:55:00	7.95		3.40	1.65	301.5		96.9	2.789	28.772
2025-07-11 09:00:01	7.95		3.10	1.75	314.7		95.3	2.789	29.734
2025-07-11 09:05:02	7.85		3.40	1.80	290.2		96.3	2.748	28.041
2025-07-11 09:10:00	6.20		3.25	1.50	362.5		95.1	2.285	23.164
2025-07-11 09:15:01	7.80		3.25	1.85	280.4		95.1	2.849	23.162
2025-07-11 09:20:02	7.70		3.25	1.60	259.3		95.1	3.045	19.998
2025-07-11 09:25:00	7.70		3.20	1.80	273.2		95.7	2.908	19.692
2025-07-11 09:30:01	7.95		3.05	1.45	283.2		93.9	2.794	24.727
2025-07-11 09:35:02	8.15	4.80	3.30	2.05	287.3	159.1	96.8	2.871	22.251
2025-07-11 09:40:00	8.25		3.30	1.90	285.6		96.8	2.926	23.577
2025-07-11 09:45:01	8.25		3.30	1.90	285.9		96.8	2.956	26.147
2025-07-11 09:50:02	8.15	4.95	3.20	1.80	279.8	143.3	95.4	2.981	25.686
2025-07-11 09:55:00	8.05		3.35	1.90	269.7		96.8	2.998	21.564
2025-07-11 10:00:01	7.70		3.35	1.90	263.4		96.8	3.100	15.361
2025-07-11 10:05:02	7.90		3.30	1.90	261.2		96.2	2.980	19.704
2025-07-11 10:10:00	7.70		3.20	1.95	263.3		95.4	2.987	17.583
2025-07-11 10:15:01	8.15		3.25	1.85	302.7		95.8	2.753	28.691
2025-07-11 10:20:02	8.30		3.20	2.35	310.8		95.3	2.771	27.617
2025-07-11 10:25:00	8.40	4.90	3.20	2.50	298.7	163.9	95.2	2.765	26.240
2025-07-11 10:30:01	8.50		3.10	2.85	289.9		93.8	2.889	24.466
2025-07-11 10:35:02	8.70		3.20	2.65	272.2		94.8	2.924	27.429
2025-07-11 10:40:00	8.55		3.25	2.00	282.4		95.4	3.009	22.002
2025-07-11 10:45:01	8.60		3.25	2.85	291.7		95.0	2.979	25.883
2025-07-11 10:50:02	8.55		3.30	1.85	265.7		95.8	3.002	26.168
2025-07-11 10:55:00	8.50			3.70	278.2			3.016	24.686
2025-07-11 11:00:01	8.40			3.70	274.8			2.987	24.810
2025-07-11 11:05:02	8.35		3.25	2.30	275.9		95.3	2.918	26.743
2025-07-11 11:10:00	8.25		3.40	2.40	273.1		96.8	2.847	26.347
2025-07-11 11:15:01	8.40			3.55	301.3			2.770	29.422
2025-07-11 11:20:02	8.35			3.35	295.2			2.852	23.409
2025-07-11 11:25:00	8.35	4.85	3.00	2.45	280.5	158.5	93.8	2.971	20.581
2025-07-11 11:30:01	8.35		3.55	3.40	278.4		96.8	3.027	20.818
2025-07-11 11:35:02	8.25		3.45	2.00	259.6		95.5	3.004	24.417
2025-07-11 11:40:00	8.10		3.30	2.55	281.5		95.6	2.925	23.780
2025-07-11 11:45:01	7.95		3.00	2.50	277.2		93.7	2.867	24.409
2025-07-11 11:50:02	7.95	4.70	3.40	2.25	295.4	141.6	95.1	2.797	28.539
2025-07-11 11:55:00	7.65	4.90	3.45	3.05	278.8	168.4	93.2	2.884	20.660
2025-07-11 12:00:01	7.55		3.20	2.15	280.2		94.1	2.892	18.592
2025-07-11 12:05:02	7.85	4.95	3.40	2.00	294.5	168.7	95.2	2.778	23.436
2025-07-11 12:10:00	7.95	4.95	3.40	2.80	302.9	173.3	92.9	2.812	25.674
2025-07-11 12:15:01	7.40	4.85	3.45	1.55	256.0	165.1	91.6	3.073	15.632
2025-07-11 12:20:02	7.75		3.25	2.65	300.2		93.1	2.833	23.968
2025-07-11 12:25:00	7.70	4.65	3.45	3.10	275.0	135.6	90.7	2.816	22.998
2025-07-11 12:30:01	7.55		3.20	2.50	288.8		91.9	2.820	20.862
2025-07-11 12:35:02	7.70	5.30	3.20	2.70	314.5	198.0	91.9	2.704	26.949
2025-07-11 12:40:00	7.55	4.55	3.00	2.50	320.3	145.5	91.8	2.768	21.481
2025-07-11 12:45:01	7.55		3.20	2.45	309.7		91.8	2.738	26.241
2025-07-11 12:50:02	7.45	4.85	2.85	2.35	303.8	176.9	91.2	2.675	22.590
2025-07-11 12:55:00	7.40	4.75	3.50	1.90	303.6	163.4	98.8	2.660	23.868
2025-07-11 13:00:01	7.45		2.60	2.20	328.9		90.9	2.698	19.946
2025-07-11 13:05:02	7.65		2.45	2.05	331.1		90.8	2.645	27.014
2025-07-11 13:10:00	7.65		3.30	1.85	343.3		97.1	2.628	29.410
2025-07-11 13:15:01	7.30		3.35	2.35	288.0		96.8	2.814	18.526
2025-07-11 13:20:02	7.85		3.50	2.20	310.3		99.4	2.690	26.987
2025-07-11 13:25:00	7.95		3.55	2.60	312.4		98.8	2.722	26.039
2025-07-11 13:30:01	8.00	4.75	3.55	2.00	301.4	161.9	100.4	2.793	23.072
2025-07-11 13:35:02	8.15		3.40	2.30	308.3		98.1	2.790	26.539
2025-07-11 13:40:00	8.15		3.40	2.30	304.6		98.1	2.820	25.973
2025-07-11 13:45:01	8.30	4.70	3.50	2.35	307.2	159.5	100.3	2.771	28.059
2025-07-11 13:50:02	8.40	4.75	3.50	2.40	309.4	161.6	100.3	2.820	27.245
2025-07-11 13:55:00	8.30			3.10	297.2			2.908	21.561
2025-07-11 14:00:01	8.30	4.85	3.30	2.25	289.9	176.4	97.7	2.927	23.103
2025-07-11 14:05:02	8.25		3.50	2.85	287.3		98.8	2.930	22.812
2025-07-11 14:10:00	8.40	4.90	3.50	2.75	295.3	178.1	98.9	2.884	25.254
2025-07-11 14:15:01	8.25	4.55	3.20	2.05	278.6	152.0	97.1	2.992	21.106
2025-07-11 14:20:02	8.20	4.85	3.00	2.10	288.8	178.3	94.6	2.959	23.825
2025-07-11 14:25:00	8.15	5.00	3.45	3.05	286.6	173.0	98.3	2.917	24.668
2025-07-11 14:30:01	8.10	5.05		2.85	283.6	193.6		2.987	19.915
2025-07-11 14:35:02	8.05	5.05	3.35	1.80	277.8	183.2	96.3	2.997	22.064
2025-07-11 14:40:00	7.90	4.95	3.35	2.05	270.7	175.5	96.8	3.050	19.590
2025-07-11 14:45:01	7.70		3.15	1.75	268.0		94.4	3.082	18.359
2025-07-11 14:50:02	7.65	4.80	3.35	1.70	276.7	167.8	96.1	2.942	21.208
2025-07-11 14:55:00	7.60		3.30	1.70	284.3		96.1	2.937	22.392
2025-07-11 15:00:01	7.50		3.05	1.70	269.5		95.6	2.996	17.589
2025-07-11 15:05:02	7.55	4.85	3.10	1.55	276.0	179.9	95.9	2.941	18.903
2025-07-11 15:10:00	7.40		3.35	1.70	261.1		96.8	3.099	15.862
2025-07-11 15:15:01	7.25	4.95	3.30	1.75	254.2	180.7	96.8	3.100	14.974
2025-07-11 15:20:02	7.45	4.85	3.30	1.75	281.1	176.8	96.8	2.944	20.701
2025-07-11 15:25:00	7.30	4.90	3.30	1.85	258.1	176.8	97.0	3.109	15.776
2025-07-11 15:30:01	7.25		3.25	2.20	246.5		97.7	3.197	14.962
2025-07-11 15:35:02	7.05		3.25	1.80	249.9		96.9	3.216	14.074
2025-07-11 15:40:00	6.75	4.65	3.25	2.05	241.1	165.8	97.4	3.200	13.278
2025-07-11 15:45:01	6.75	4.60	3.15	2.15	245.6	163.2	96.7	3.131	13.558
2025-07-11 15:50:02	6.70		3.00	2.30	262.5		94.2	3.017	15.854
2025-07-11 15:55:00	6.55	4.05	2.85	2.05	251.1	135.3	94.0	3.033	14.560
2025-07-11 16:00:01	6.70	4.90	3.10	2.15	260.9	175.3	96.7	2.989	16.101
2025-07-11 16:05:02	6.65	5.25	3.10	1.80	276.5	199.5	99.2	2.896	17.363
2025-07-11 16:10:00	6.60	4.70	3.10	2.25	263.3	175.8	97.7	2.999	15.260
2025-07-11 16:15:01	6.65	4.75	3.05	2.15	271.5	185.5	96.7	2.975	15.748
2025-07-11 16:20:02	6.65	4.60	3.00	2.40	255.5	177.0	97.6	3.086	13.077
2025-07-11 16:25:00	6.75	4.60	2.95	2.30	266.5	181.2	99.3	3.042	14.814
2025-07-11 16:30:01	6.60	4.50	3.05	1.75	249.9	179.2	100.0	3.178	11.876
2025-07-11 16:35:02	6.45	4.45	3.00	1.85	246.9	176.9	100.0	3.200	11.539
2025-07-11 16:40:00	6.30	4.40	3.00	1.75	247.1	177.3	100.0	3.181	11.272
2025-07-11 16:45:01	6.20		2.80	1.75	260.6		97.5	3.023	13.381
2025-07-11 16:50:02	6.30	3.75	2.80	1.65	271.7	143.7	97.6	2.805	15.016
2025-07-11 16:55:00	6.30		2.90	1.70	306.0		99.1	2.889	13.220
2025-07-11 17:00:01	4.55		2.90	1.75	189.5		99.1	3.625	4.749
2025-07-11 17:05:02	6.40		2.85	1.70	270.2		99.1	2.960	14.020
2025-07-11 17:10:00	6.50	4.35	2.85	1.75	272.8	188.4	99.1	3.007	13.208
2025-07-11 17:15:01	6.40	4.35	2.80	2.05	261.9	188.2	98.7	3.053	11.332
2025-07-11 17:20:02	6.65	4.40	2.75	1.50	287.8	193.2	99.1	2.949	15.970
2025-07-11 17:25:00	6.70	4.15	2.75	1.70	290.1	186.3	99.0	2.918	15.972
2025-07-11 17:30:01	6.75	4.50	2.70	1.60	280.5	197.8	99.0	2.945	14.104
2025-07-11 17:35:02	6.85	4.30	2.70	1.80	279.3	196.1	98.9	3.019	13.567
2025-07-11 17:40:00	7.00	4.35	2.60	1.50			98.3	2.980	-1.000
2025-07-11 17:45:01	7.15	4.20	2.55	1.95	283.3	189.6	97.8	3.003	14.955
2025-07-11 17:50:02	7.15	4.30	2.40	1.50	279.2	201.1	99.6	3.055	13.934
2025-07-11 17:55:00	7.40	4.05	2.15	1.55	297.2	196.5	97.1	2.999	17.636
2025-07-11 18:00:01	7.25	4.00	2.45	1.60	274.4	197.6	100.9	3.137	12.299
2025-07-11 18:05:02	7.30	3.85	2.40	2.00	278.0	217.6	98.1	3.166	10.867
2025-07-11 18:10:00	7.35	3.55	2.00	1.50	274.3	187.3	96.8	3.148	12.703
2025-07-11 18:15:01	7.20	3.55	2.20	1.70	266.3	183.6	98.2	3.162	11.465
2025-07-11 18:20:02	7.30	3.60	2.00	1.50	267.7	192.7	97.0	3.193	10.814
2025-07-11 18:25:00	7.20	3.60	2.20	1.80	258.8	182.1	96.8	3.232	10.621
2025-07-11 18:30:01	7.30	3.45	2.15	1.50	269.8	175.9	97.2	3.174	13.128
2025-07-11 18:35:02	7.20		1.95	1.50	267.6		97.8	3.162	12.974
2025-07-11 18:40:00	7.40	3.35	1.90	1.55	302.4	192.3	97.3	3.044	17.104
2025-07-11 18:45:01	7.30		1.90	1.15	302.5		98.8	3.009	15.362
2025-07-11 18:50:02	7.20		1.85	1.50	268.8		97.6	3.148	12.320
2025-07-11 18:55:00	7.10	3.85	1.70	1.50	256.3	183.0	96.1	3.231	10.263
2025-07-11 19:00:01			2.10	1.85					-1.000
2025-07-11 19:05:02	6.90		1.90	1.55	238.6		94.2	3.225	10.776
2025-07-11 19:10:00	6.65		1.90	1.75	254.5		94.2	3.263	8.210
2025-07-11 19:15:01	7.05	5.10	1.90	1.70	345.7	284.8	94.9	2.910	15.441
2025-07-11 19:20:02	7.05		1.70	1.50	278.7		95.7	3.061	11.602

Ionosphere and Space Weather (ISW) section

Ionogram Characteristics