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rm041

AIS-INGV Ionosonde

LEVEL-I (Autoscaled parameters)

Soundings performed each 15 minutes, 24/7 (if station is active)

http://ws-eswua.rm.ingv.it/ais.php/records/wsrm041_auto?filter=dt,eq,2022-07-15%2012:00:00

LEVEL-0 (Raw ionograms)

http://ws-eswua.rm.ingv.it/ais.php/records/rm041_rdf?filter=dt,eq,2022-07-15%2012:00:00

LEVEL-II (Manually validated parameters)

http://ws-eswua.rm.ingv.it/ais.php/records/rm041_rev?filter=dt,eq,2021-05-15%2012:00:00

gm037

AIS-INGV Ionosonde

LEVEL-I (Autoscaled parameters)

Soundings performed each 15 minutes, 24/7 (if station is active)

http://ws-eswua.rm.ingv.it/ais.php/records/wsgm037_auto?filter=dt,eq,2022-07-15%2012:00:00

LEVEL-0 (Raw ionograms)

http://ws-eswua.rm.ingv.it/ais.php/records/gm037_rdf?filter=dt,eq,2022-07-15%2012:00:00

LEVEL-II (Manually validated parameters)

http://ws-eswua.rm.ingv.it/ais.php/records/gm037_rev?filter=dt,eq,2018-05-15%2012:00:00

tuj2o

AIS-INGV Ionosonde

LEVEL-I (Autoscaled parameters)

Soundings performed each 10 minutes, 24/7 (if station is active)

http://ws-eswua.rm.ingv.it/ais.php/records/wstuj2o_auto?filter=dt,eq,2022-06-15%2012:00:00

LEVEL-0 (Raw ionograms)

http://ws-eswua.rm.ingv.it/ais.php/records/tuj2o_rdf?filter=dt,eq,2022-06-15%2012:00:00

bbj3r

AIS-INGV Ionosonde

LEVEL-I (Autoscaled parameters)

Soundings performed each 10 minutes, 24/7 (if station is active)

http://ws-eswua.rm.ingv.it/ais.php/records/wsbbj3r_auto?filter=dt,eq,2022-07-15%2012:00:00

LEVEL-0 (Raw ionograms)

http://ws-eswua.rm.ingv.it/ais.php/records/bbj3r_rdf?filter=dt,eq,2022-07-15%2012:00:00

ro041

DPS-4

LEVEL-I (Autoscaled parameters)

Soundings performed each 15 minutes, 24/7 (if station is active)

http://ws-eswua.rm.ingv.it/ais.php/records/wsro041_auto?filter=dt,eq,2022-07-15%2012:00:00

ml10l

AIS-INGV Ionosonde

LEVEL-I (Autoscaled parameters)

Soundings performed each 15 minutes, 24/7 (if station is active)

http://ws-eswua.rm.ingv.it/ais.php/records/wsml10l_auto?filter=dt,eq,2023-07-28%2010:15:00

LEVEL-0 (Raw ionograms)

http://ws-eswua.rm.ingv.it/ais.php/records/ml10l_rdf?filter=dt,eq,2023-07-28%2010:15:00

	A	B	C	D	E	F
1	FIELD NAME	DESCRIPTION	MEASUREMENT UNIT	TYPE	RELATED TO INSTRUMENTS	ELABORATION LEVEL
2	aip_b0	B0 - Thickness parameter (Adaptive Ionospheric Profiler, AIP)	km	single value	AIS-INGV Ionosonde	LEVEL-I (Autoscaled)
3	aip_b1	Shape parameter (Adaptive Ionospheric Profiler, AIP)	-	single value	AIS-INGV Ionosonde	LEVEL-I (Autoscaled)
4	aip_d1	Shape parameter (Adaptive Ionospheric Profiler, AIP)	-	single value	AIS-INGV Ionosonde	LEVEL-I (Autoscaled)
5	aip_deln_ve	E valley depth (Adaptive Ionospheric Profiler, AIP)	m^-3	single value	AIS-INGV Ionosonde	LEVEL-I (Autoscaled)
6	aip_ewidth	E valley width (Adaptive Ionospheric Profiler, AIP)	km	single value	AIS-INGV Ionosonde	LEVEL-I (Autoscaled)
7	aip_foe	Critical frequency of the E-layer(Adaptive Ionospheric Profiler, AIP)	MHz	single value	AIS-INGV Ionosonde	LEVEL-I (Autoscaled)
8	aip_fof1	Critical frequency of the F1-layer (Adaptive Ionospheric Profiler, AIP)	MHz	single value	AIS-INGV Ionosonde	LEVEL-I (Autoscaled)
9	aip_fof2	Critical frequency of the F2-layer (Adaptive Ionospheric Profiler, AIP)	MHz	single value	AIS-INGV Ionosonde	LEVEL-I (Autoscaled)
10	aip_h_ve	Height of the E valley point (Adaptive Ionospheric Profiler, AIP)	km	single value	AIS-INGV Ionosonde	LEVEL-I (Autoscaled)
11	aip_hme	Height of the maximum electron density of the E layer (Adaptive Ionospheric Profiler, AIP)	km	single value	AIS-INGV Ionosonde	LEVEL-I (Autoscaled)
12	aip_hmf1	Height of the maximum electron density of the F1 layer (Adaptive Ionospheric Profiler, AIP)	km	single value	AIS-INGV Ionosonde	LEVEL-I (Autoscaled)
13	aip_hmf2	Height of the maximum electron density of F2 layer (Adaptive Ionospheric Profiler, AIP)	km	single value	AIS-INGV Ionosonde	LEVEL-I (Autoscaled)
14	aip_yme	Parabolic E layer semi-thickness (Adaptive Ionospheric Profiler, AIP)	km	single value	AIS-INGV Ionosonde	LEVEL-I (Autoscaled)
15	att_ext	internal receiver attenuation	-	single value	AIS-INGV Ionosonde	LEVEL-0 (Raw)
16	att_int	external receiver attenuation	-	single value	AIS-INGV Ionosonde	LEVEL-0 (Raw)
17	comment_man		-	single value	AIS-INGV Ionosonde	LEVEL-0 (Raw)
18	dsp_ver		-	single value	AIS-INGV Ionosonde	LEVEL-0 (Raw)
19	dt	measurement time/generation time UTC	timestamp	single value	AIS-INGV Ionosonde, DPS-4, HF maps	-
19	dt_valid	In case of HF map it report the timestamp to which the data refer	timestamp	single value	HF MAPS	-
20	fbes	fbEs - blanketing frequency of Es layer	MHz	single value	AIS-INGV Ionosonde	LEVEL-II (Validated)
21	fbes_qual / fbes_desc	Qualitative/Descriptive letters for the previous parameter (see TABLE 1)	-	character	AIS-INGV Ionosonde	LEVEL-II (Validated)
22	fmin	The minimum frequency reflected by the ionosphere	MHz	single value	AIS-INGV Ionosonde	LEVEL-II (Validated)
23	fmin_qual / fmin_desc	Qualitative/Descriptive letters for the previous parameter (see TABLE 1)	-	character	AIS-INGV Ionosonde	LEVEL-II (Validated)
24	foe	foE - Critical frequency of the E-layer	MHz	single value	AIS-INGV Ionosonde, DPS-4	LEVEL-I (Autoscaled) / LEVEL-II (Validated)
25	foe_qual / foe_desc	Qualitative/Descriptive letters for the previous parameter (see TABLE 1)	-	character	AIS-INGV Ionosonde	LEVEL-II (Validated)
26	foes	foEs - Critical frequency of the Sporadic E-layer	MHz	single value	AIS-INGV Ionosonde, DPS-4	LEVEL-I (Autoscaled) / LEVEL-II (Validated)
27	foes_qual / foes_desc	Qualitative/Descriptive letters for the previous parameter (see TABLE 1)	-	character	AIS-INGV Ionosonde	LEVEL-II (Validated)
28	fof1	foF1 - Critical frequency of the F1-layer	MHz	single value	AIS-INGV Ionosonde, DPS-4	LEVEL-I (Autoscaled) / LEVEL-II (Validated)
29	fof1_qual / fof1_desc	Qualitative/Descriptive letters for the previous parameter (see TABLE 1)	-	character	AIS-INGV Ionosonde	LEVEL-II (Validated)
30	fof2	foF2 - Critical frequency of the F2-layer	MHz	single value	AIS-INGV Ionosonde, DPS-4	LEVEL-I (Autoscaled) / LEVEL-II (Validated)
30	fof2_med_27_days	27 days median of the foF2	MHz	single value	AIS-INGV Ionosonde, DPS-4	LEVEL-I (Autoscaled)
31	fof2_qual / fof2_desc	Qualitative/Descriptive letters for the previous parameter (see TABLE 1)	-	character	AIS-INGV Ionosonde	LEVEL-II (Validated)
32	freq_end	End frequency of the sounding	MHz	single value	AIS-INGV Ionosonde	LEVEL-0 (Raw)
33	freq_gyro	Gyrofrequency	MHz	single value	AIS-INGV Ionosonde	LEVEL-0 (Raw)
34	freq_start	Starting frequency of the sounding	MHz	single value	AIS-INGV Ionosonde	LEVEL-0 (Raw)
35	freq_step	Frequency step of the sounding	MHz	single value	AIS-INGV Ionosonde	LEVEL-0 (Raw)
36	ftes	Maximum frequency reflected by the sporadic-E layer	MHz	single value	AIS-INGV Ionosonde	LEVEL-I (Autoscaled)
37	fxi	fxI : Maximum frequency of F-trace	MHz	single value	AIS-INGV Ionosonde, DPS-4	LEVEL-I (Autoscaled) / LEVEL-II (Validated)
38	fxi_qual / fxi_desc	Qualitative/Descriptive letters for the previous parameter (see TABLE 1)	-	character	AIS-INGV Ionosonde	LEVEL-II (Validated)
39	h_e	h'E - Minimum virtual height of E-layer	km	single value	AIS-INGV Ionosonde, DPS-4	LEVEL-I (Autoscaled) / LEVEL-II (Validated)
40	h_e_qual / h_e_desc	Qualitative/Descriptive letters for the previous parameter (see TABLE 1)	-	character	AIS-INGV Ionosonde	LEVEL-II (Validated)
41	h_es	h'Es - Minimum virtual height of Sporadic E-layer	km	single value	AIS-INGV Ionosonde, DPS-4	LEVEL-I (Autoscaled) / LEVEL-II (Validated)
42	h_es_qual / h_es_desc	Qualitative/Descriptive letters for the previous parameter (see TABLE 1)	-	character	AIS-INGV Ionosonde	LEVEL-II (Validated)
43	h_f	h'F - Minimum virtual height of F-layer	km	single value	AIS-INGV Ionosonde, DPS-4	LEVEL-I (Autoscaled) / LEVEL-II (Validated)
44	h_f_qual / h_f_desc	Qualitative/Descriptive letters for the previous parameter (see TABLE 1)	-	character	AIS-INGV Ionosonde	LEVEL-II (Validated)
45	h_f2	h'F2 - Minimum virtual height of F2-layer	km	single value	AIS-INGV Ionosonde, DPS-4	LEVEL-I (Autoscaled) / LEVEL-II (Validated)
46	h_f2_qual / h_f2_desc	Qualitative/Descriptive letters for the previous parameter (see TABLE 1)	-	character	AIS-INGV Ionosonde	LEVEL-II (Validated)
47	height_end	Max height of the sounding	km	single value	AIS-INGV Ionosonde	LEVEL-0 (Raw)
48	height_start	Min height of the sounding	km	single value	AIS-INGV Ionosonde	LEVEL-0 (Raw)
49	height_step	Height step of the sounding	km	single value	AIS-INGV Ionosonde	LEVEL-0 (Raw)
50	high	high portion of word for filtering echoe	-	single value	AIS-INGV Ionosonde	LEVEL-0 (Raw)
51	int_n	integrations of the received signal	-	single value	AIS-INGV Ionosonde	LEVEL-0 (Raw)
52	ionogram	Raw ionogram	-	points matrix (heights / frequencies coordinates with echo amplitude values)	AIS-INGV Ionosonde	LEVEL-0 (Raw)
2	jfile	HF maps	MHz or adimensional (for ratio maps)	points matrix (latitudes / longitudes coordinates with values)	HF maps
53	low	low portion of word for filtering echoe	-	single value	AIS-INGV Ionosonde	LEVEL-0 (Raw)
54	m3000f2	Propagation factor defined as the ratio of the maximum usable frequency, reflecting on the F2 layer, at a distance of 3000 km to the F2 layer critical frequency, foF2	-	single value	AIS-INGV Ionosonde, DPS-4	LEVEL-I (Autoscaled) / LEVEL-II (Validated)
55	m3000f2_qual / m3000f2_desc	Qualitative/Descriptive letters for the previous parameter (see TABLE 1)	-	character	AIS-INGV Ionosonde	LEVEL-II (Validated)
56	mag_inclination	Magnetic inclination	degrees	single value	AIS-INGV Ionosonde	LEVEL-0 (Raw)
57	math_ampli	Mathematical amplification for correlation process	-	single value	AIS-INGV Ionosonde	LEVEL-0 (Raw)
58	profile	Electron density profile	-	trace points (height-frequency coordinates)	AIS-INGV Ionosonde, DPS-4	LEVEL-I (Autoscaled)
59	muf3000f1	Maximum Usable Frequency, reflecting on the F1 layer, for a 3000 km range circuit	MHz	single value	AIS-INGV Ionosonde	LEVEL-II (Validated)
60	muf3000f1_qual / muf3000f1_desc	Qualitative/Descriptive letters for the previous parameter (see TABLE 1)	-	character	AIS-INGV Ionosonde	LEVEL-II (Validated)
61	muf3000f2	Maximum Usable Frequency, reflecting on the F2 layer, for a 3000 km range circuit	MHz	single value	AIS-INGV Ionosonde, DPS-4	LEVEL-I (Autoscaled) / LEVEL-II (Validated)
62	muf3000f2_qual / muf3000f2_desc	Qualitative/Descriptive letters for the previous parameter (see TABLE 1)	-	character	AIS-INGV Ionosonde	LEVEL-II (Validated)
63	tec	Total Electron Content	TECu	single value	DPS-4	LEVEL-I (Autoscaled)
64	tec_bottom	Total Electron Content (bottom)	TECu	single value	AIS-INGV Ionosonde	LEVEL-I (Autoscaled)
65	tec_top	Total Electron Content (top)	TECu	single value	AIS-INGV Ionosonde	LEVEL-I (Autoscaled)
66	trace_e	Reconstructed E-layer	-	trace points (heights / frequencies coordinates)	DPS-4	LEVEL-I (Autoscaled)
67	trace_es	Reconstructed Es-layer	-	trace points (heights / frequencies coordinates)	DPS-4	LEVEL-I (Autoscaled)
68	trace_f1	Reconstructed F1-layer	-	trace points (heights / frequencies coordinates)	DPS-4	LEVEL-I (Autoscaled)
69	trace_f2	Reconstructed F2-layer	-	trace points (heights / frequencies coordinates)	DPS-4	LEVEL-I (Autoscaled)
70	trace	Reconstructed trace	-	trace points (heights / frequencies coordinates)	AIS-INGV Ionosonde	LEVEL-I (Autoscaled)
71	type_es	Description of the Es layer (see TABLE 2)	-	alphanumeric	AIS-INGV Ionosonde	LEVEL-II (Validated)
72
73
74	TABLE 1: Qualifying and descriptive letters for the LEVEL-II (manually validated) data
75	Letter	Type	Description
76	A	qualifying letters	smaller than (used only for fbEs in case of total blanketing)
77	A	descriptive letters	measurement influenced by or impossible because of the presence of a lower layer, for example Ex
78	B	descriptive letters	measurement influenced by or impossible because of absorption near the minimum frequency
79	C	descriptive letters	measurement influenced by or impossible because of a non-ionospheric reason
80	D	qualifying letters	greater than
81	D	descriptive letters	measurement influenced by or impossible because of the upper limit of the frequency range
82	E	qualifying letters	smaller than
83	E	descriptive letters	measurement influenced by or impossible because of lower limit of the frequency range
84	F	descriptive letters	measurement influenced by or impossible because of the presence of diffuse echoes
85	G	descriptive letters	measurement influenced by or impossible because of the ionization density of the reflective layer is insufficient to allow this measurement with precision.
86	H	descriptive letters	measurement influenced by or impossible because of the presence of stratifications
87	I	qualifying letters	interpolated value (the missing value is replaced by the interpolated value)
88	J	qualifying letters	ordinary component deducted from the extraordinary component
89	L	descriptive letters	measurement influenced by or impossible because of the trace does not have sufficiently sharp cusps between the layers
90	M	qualifying letters	uncertain interpretation (used when it is not possible to distinguish between the ordinary and extraordinary rays)
91	N	descriptive letters	the conditions are such that the measurement cannot be interpreted
92	O	qualifying letters	extraordinary component deducted from the ordinary component
93	O	descriptive letters	the measurement refers to the ordinary component
94	Q	descriptive letters	presence of spread range or oblique spread
95	R	descriptive letters	measurement influenced by or impossible because of absorption in the vicinity of critical frequency
96	S	descriptive letters	measurement influenced by or impossible because of atmospheric disturbances or interference
97	T	descriptive letters	value determined by a sequence of observations being the measurement incompatible with the others or uncertain
98	U	qualifying letters	uncertain value (numerical value imprecise because there are conditions that make it difficult to scale the ionogram)
99	V	descriptive letters	forked trace which may influence the measurement
100	W	descriptive letters	measurement influenced by or impossible because the echo is beyond the upper height limit of the ionogram
101	X	descriptive letters	the measurement refers to the extraordinary component
102	Y	descriptive letters	lacuna phenomena or the presence of a strongly tilted layer
103	Z	qualifying letters	characteristic of the ordinary component deduced from the third magnetoionic component
104	Z	descriptive letters	presence of a third magnetoionic component
105
106
107	TABLE 2: Descriptions of the Es layer
108	Letter	Description
109	C	type of Es which presents a rather symmetrical cusp at a frequency equal to or lower than foE
110	F	indicates a type of flat Es whose height does not change with frequency. It should only be used at night
111	L	indicates a type of flat Es whose height does not change with frequency and is equal to or less than a E layer present in the ionogram. Typically used during the day
112	H	describes an Es with a strongly discontinuous trace and with a height greater than the E layer one