A magnitude ML 1.3 earthquake occured in region: 4 km SW Troina (EN), on
and geographic coordinates (lat, lon) 37.7530, 14.5790 at 20 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Troina | EN | 4 | 9373 | 9373 |
Gagliano Castelferrato | EN | 6 | 3593 | 12966 |
Cerami | EN | 9 | 2006 | 14972 |
Agira | EN | 12 | 8345 | 23317 |
Regalbuto | EN | 12 | 7277 | 30594 |
Capizzi | ME | 14 | 3176 | 33770 |
San Teodoro | ME | 15 | 1403 | 35173 |
Nissoria | EN | 16 | 3000 | 38173 |
CesarĂ² | ME | 16 | 2439 | 40612 |
Nicosia | EN | 16 | 13899 | 54511 |
Assoro | EN | 19 | 5191 | 59702 |
Sperlinga | EN | 20 | 805 | 60507 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2020-04-11 20:07:34 |
37.7528 | 14.5792 | 21 | 2020-04-11 20:24:29 |
Sala Sismica INGV-Roma | 78121541 |
Field | Value |
---|---|
Time (UTC) | 2020-04-11 20:07:34 ± 0.23 |
Latitude | 37.7528 ± 0.0072 |
Longitude | 14.5792 ± 0.0364 |
Depth (km) | 21 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 78121541 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 3202 |
Semi-minor axis of confidence ellipse (meter) | 555 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 268 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 3200.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 156 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.33 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.71226 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 78121541 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-04-11 20:24:29 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.LRP.EHZ. | 2020-04-11T20:09:14.77 | 3.0 | undecidable | manual | Sg | 9.47 | 0 | |||
IV.SAMA.EHZ. | 2020-04-11T20:08:31.58 | 3.0 | negative | manual | Pn | 3.44 | 0 | |||
OT.OT11.EHZ. | 2020-04-11T20:08:27.05 | 3.0 | negative | manual | Pg | 7.2 | 0 | |||
IV.SALB.HHZ. | 2020-04-11T20:08:02.46 | 3.0 | negative | manual | Pn | 0.01 | 0 | |||
IV.SSY.HHZ. | 2020-04-11T20:07:58.85 | 0.6 | undecidable | manual | S | 146 | 79.0653 | 98 | 0.27 | 41 |
IV.RAFF.HHZ. | 2020-04-11T20:07:53.88 | 0.6 | undecidable | manual | S | 198 | 61.8936 | 101 | -0.16 | 44 |
IV.HLNI.HHZ. | 2020-04-11T20:07:51.44 | 0.3 | undecidable | manual | S | 150 | 51.7038 | 103 | 0.04 | 68 |
IV.SSY.HHZ. | 2020-04-11T20:07:47.88 | 0.6 | negative | manual | P | 146 | 79.0653 | 98 | -0.66 | 37 |
IV.MSFR.HHN. | 2020-04-11T20:07:46.01 | 0.3 | undecidable | manual | S | 2 | 31.2465 | 115 | -0.19 | 69 |
IV.RAFF.HHZ. | 2020-04-11T20:07:46.57 | 0.3 | undecidable | manual | P | 198 | 61.8936 | 101 | 0.65 | 58 |
IV.HLNI.HHZ. | 2020-04-11T20:07:43.86 | 1.0 | negative | manual | P | 150 | 51.7038 | 103 | -0.54 | 20 |
IV.CAGR.HHZ. | 2020-04-11T20:07:42.34 | 0.3 | undecidable | manual | S | 206 | 16.0728 | 136 | -0.52 | 66 |
IV.MSFR.HHN. | 2020-04-11T20:07:41.49 | 0.1 | undecidable | manual | P | 2 | 31.2465 | 115 | 0.1 | 94 |
IV.GALF.HHZ. | 2020-04-11T20:07:41.79 | 0.3 | undecidable | manual | S | 193 | 4.7952 | 165 | 0.44 | 68 |
IV.CAGR.HHZ. | 2020-04-11T20:07:39.46 | 0.6 | undecidable | manual | P | 206 | 16.0728 | 136 | -0.01 | 49 |
IV.GALF.HHZ. | 2020-04-11T20:07:38.58 | 0.1 | undecidable | manual | P | 193 | 4.7952 | 165 | -0.02 | 100 |
IV.ECTS.HHZ. | 2020-04-11T20:07:37.00 | 3.0 | undecidable | manual | P | -0.11 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GALF.HHE. | ML:1.4 | 0.0001995 | 0.44 | AML | other | m | 2020-04-11T20:07:43.80 |
IV.GALF.HHN. | ML:1.3 | 0.00014950000000000003 | 0.6 | AML | other | m | 2020-04-11T20:07:47.94 |