A magnitude ML 0.5 earthquake occured in region: 7 km NW Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.8160, 13.2290 at 13 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 |
---|---|---|---|---|
Arquata del Tronto | AP | 7 | 1178 | 1178 |
Montegallo | AP | 9 | 523 | 1701 |
Castelsantangelo sul Nera | MC | 11 | 281 | 1982 |
Norcia | PG | 11 | 4957 | 6939 |
Montemonaco | AP | 12 | 604 | 7543 |
Accumoli | RI | 14 | 667 | 8210 |
Acquasanta Terme | AP | 16 | 2916 | 11126 |
Ussita | MC | 16 | 444 | 11570 |
Montefortino | FM | 17 | 1178 | 12748 |
Preci | PG | 17 | 724 | 13472 |
Visso | MC | 17 | 1107 | 14579 |
Bolognola | MC | 20 | 142 | 14721 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.5 | 2020-04-12 13:33:13 |
42.8163 | 13.2288 | 13 | 2020-04-12 13:41:10 |
Sala Sismica INGV-Roma | 78145611 |
Field | Value |
---|---|
Time (UTC) | 2020-04-12 13:33:13 ± 0.06 |
Latitude | 42.8163 ± 0.0027 |
Longitude | 13.2288 ± 0.0049 |
Depth (km) | 13 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 78145611 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 400 |
Semi-minor axis of confidence ellipse (meter) | 63 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 49 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 400.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 114 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.08544 |
Epicentral distance of station farthest from the epicenter (degree) | 0.33635 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 0.5 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 78145611 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-04-12 13:41:10 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2020-04-12T13:33:26.09 | 0.6 | undecidable | manual | S | 125 | 37.3293 | 94 | -0.18 | 46 |
IV.CESI.HHZ. | 2020-04-12T13:33:25.28 | 0.3 | undecidable | manual | S | 309 | 33.6441 | 94 | 0 | 72 |
IV.CSP1.EHZ. | 2020-04-12T13:33:24.37 | 0.3 | undecidable | manual | S | 356 | 30.6471 | 95 | -0.11 | 71 |
IV.MF5.EHZ. | 2020-04-12T13:33:24.07 | 0.6 | undecidable | manual | S | 45 | 26.751 | 96 | 0.63 | 42 |
IV.FDMO.HHZ. | 2020-04-12T13:33:23.19 | 0.3 | undecidable | manual | S | 335 | 26.9508 | 96 | -0.32 | 69 |
IV.T1299.HNN. | 2020-04-12T13:33:22.13 | 0.6 | undecidable | manual | S | 168 | 20.6682 | 101 | 0.29 | 46 |
IV.SMA1.EHN. | 2020-04-12T13:33:22.34 | 0.6 | undecidable | manual | S | 157 | 22.3554 | 99 | 0.05 | 49 |
IV.TERO.HHZ. | 2020-04-12T13:33:20.97 | 0.1 | undecidable | manual | P | 125 | 37.3293 | 94 | -0.04 | 95 |
IV.MTRA.EHZ. | 2020-04-12T13:33:20.22 | 0.3 | undecidable | manual | S | 116 | 15.1737 | 111 | -0.21 | 72 |
IV.CESI.HHZ. | 2020-04-12T13:33:20.40 | 0.1 | undecidable | manual | P | 309 | 33.6441 | 94 | -0.04 | 96 |
IV.FDMO.HHZ. | 2020-04-12T13:33:19.25 | 0.1 | undecidable | manual | P | 335 | 26.9508 | 96 | -0.17 | 95 |
IV.MMO1.HNE. | 2020-04-12T13:33:19.52 | 0.3 | undecidable | manual | S | 41 | 12.1767 | 121 | -0.19 | 72 |
IV.MC2.EHZ. | 2020-04-12T13:33:19.60 | 0.3 | undecidable | manual | S | 343 | 11.0778 | 125 | 0.14 | 73 |
IV.MF5.EHZ. | 2020-04-12T13:33:19.70 | 0.1 | undecidable | manual | P | 45 | 26.751 | 96 | 0.32 | 92 |
IV.NRCA.HNE. | 2020-04-12T13:33:19.13 | 0.3 | undecidable | manual | S | 282 | 9.4794 | 131 | -0.01 | 75 |
IV.CSP1.EHZ. | 2020-04-12T13:33:19.83 | 0.1 | undecidable | manual | P | 356 | 30.6471 | 95 | -0.15 | 94 |
IV.T1299.HNN. | 2020-04-12T13:33:18.39 | 0.3 | undecidable | manual | P | 168 | 20.6682 | 101 | -0.06 | 73 |
IV.SMA1.EHN. | 2020-04-12T13:33:18.75 | 0.1 | undecidable | manual | P | 157 | 22.3554 | 99 | 0.04 | 98 |
IV.MMO1.HNE. | 2020-04-12T13:33:17.21 | 0.1 | undecidable | manual | P | 41 | 12.1767 | 121 | -0.01 | 100 |
IV.MC2.EHZ. | 2020-04-12T13:33:17.23 | 0.1 | undecidable | manual | P | 343 | 11.0778 | 125 | 0.15 | 97 |
IV.NRCA.HNE. | 2020-04-12T13:33:17.05 | 0.1 | undecidable | manual | P | 282 | 9.4794 | 131 | 0.16 | 97 |
IV.MTRA.EHZ. | 2020-04-12T13:33:17.56 | 0.1 | undecidable | manual | P | 116 | 15.1737 | 111 | -0.08 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FDMO.HHE. | ML:0.5 | 0.00001425 | 0.48 | AML | other | m | 2020-04-12T13:33:23.73 |
IV.FDMO.HHN. | ML:0.5 | 0.00001735 | 1.8 | AML | other | m | 2020-04-12T13:33:23.02 |
IV.CESI.HHN. | ML:0.9 | 0.000033849999999999996 | 0.48 | AML | other | m | 2020-04-12T13:33:25.88 |
IV.CESI.HHE. | ML:0.6 | 0.0000159 | 0.36 | AML | other | m | 2020-04-12T13:33:25.56 |
IV.TERO.HHE. | ML:0.4 | 0.0000112 | 1.12 | AML | other | m | 2020-04-12T13:33:26.17 |
IV.TERO.HHN. | ML:0.4 | 0.000011550000000000001 | 1.2 | AML | other | m | 2020-04-12T13:33:27.95 |