A magnitude ML 0.4 earthquake occured in region: 3 km W Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7700, 13.2560 at 11 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 | 3 | 1178 | 1178 |
Accumoli | RI | 8 | 667 | 1845 |
Montegallo | AP | 10 | 523 | 2368 |
Acquasanta Terme | AP | 13 | 2916 | 5284 |
Norcia | PG | 14 | 4957 | 10241 |
Montemonaco | AP | 16 | 604 | 10845 |
Amatrice | RI | 16 | 2657 | 13502 |
Castelsantangelo sul Nera | MC | 16 | 281 | 13783 |
Cittareale | RI | 19 | 482 | 14265 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.4 | 2019-10-20 00:05:41 |
42.7703 | 13.2565 | 11 | 2019-10-20 00:12:31 |
Sala Sismica INGV-Roma | 73349731 |
Field | Value |
---|---|
Time (UTC) | 2019-10-20 00:05:41 ± 0.05 |
Latitude | 42.7703 ± 0.0027 |
Longitude | 13.2565 ± 0.0049 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 73349731 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 417 |
Semi-minor axis of confidence ellipse (meter) | 184 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 76 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 420.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 77 |
Number of associated phases, regardless of their use for origin computation | 23 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.32376 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.1 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 73349731 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2019-10-20 00:12:31 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2019-10-20T00:05:53.39 | 0.3 | undecidable | manual | S | 353 | 35.9418 | 50 | -0.14 | 70 |
IV.MF5.EHZ. | 2019-10-20T00:05:52.56 | 0.3 | undecidable | manual | S | 34 | 29.2485 | 50 | 0.81 | 58 |
IV.TERO.HHZ. | 2019-10-20T00:05:52.38 | 0.1 | undecidable | manual | S | 120 | 32.745 | 50 | -0.3 | 91 |
IV.RM33.EHZ. | 2019-10-20T00:05:51.88 | 0.3 | undecidable | manual | S | 187 | 29.1486 | 50 | 0.14 | 71 |
IV.LNSS.HHZ. | 2019-10-20T00:05:50.86 | 0.3 | undecidable | manual | S | 224 | 25.6521 | 50 | 0.08 | 72 |
IV.CSP1.EHZ. | 2019-10-20T00:05:48.11 | 0.1 | undecidable | manual | P | 353 | 35.9418 | 50 | -0.29 | 91 |
IV.T1299.HNZ. | 2019-10-20T00:05:48.20 | 0.3 | undecidable | manual | S | 172 | 15.2736 | 125 | 0.35 | 70 |
IV.SMA1.EHZ. | 2019-10-20T00:05:48.26 | 0.3 | undecidable | manual | S | 157 | 16.7721 | 122 | -0.04 | 74 |
IV.MC2.EHZ. | 2019-10-20T00:05:48.31 | 0.3 | undecidable | manual | S | 341 | 16.5723 | 123 | 0.07 | 74 |
IV.MMO1.EHZ. | 2019-10-20T00:05:47.77 | 0.1 | undecidable | manual | S | 22 | 15.3735 | 125 | -0.13 | 97 |
IV.RM33.EHZ. | 2019-10-20T00:05:47.17 | 0.1 | undecidable | manual | P | 187 | 29.1486 | 50 | -0.2 | 94 |
IV.MF5.EHZ. | 2019-10-20T00:05:47.74 | 0.6 | negative | manual | P | 34 | 29.2485 | 50 | 0.37 | 45 |
IV.TERO.HHZ. | 2019-10-20T00:05:47.88 | 0.1 | undecidable | manual | P | 120 | 32.745 | 50 | -0.03 | 96 |
IV.CAMP.. | 2019-10-20T00:05:47.16 | 3.0 | undecidable | manual | S | 0 | ||||
IV.NRCA.HHZ. | 2019-10-20T00:05:47.23 | 0.1 | undecidable | manual | S | 301 | 13.5753 | 128 | -0.14 | 97 |
IV.MTRA.EHZ. | 2019-10-20T00:05:46.70 | 0.1 | undecidable | manual | S | 98 | 11.4774 | 133 | -0.14 | 98 |
IV.LNSS.HHZ. | 2019-10-20T00:05:46.69 | 0.1 | undecidable | manual | P | 224 | 25.6521 | 50 | -0.13 | 96 |
IV.MC2.EHZ. | 2019-10-20T00:05:45.55 | 0.1 | undecidable | manual | P | 341 | 16.5723 | 123 | 0.2 | 95 |
IV.T1299.HNZ. | 2019-10-20T00:05:45.34 | 0.1 | undecidable | manual | P | 172 | 15.2736 | 125 | 0.22 | 95 |
IV.MMO1.EHZ. | 2019-10-20T00:05:45.10 | 0.1 | undecidable | manual | P | 22 | 15.3735 | 125 | -0.05 | 99 |
IV.SMA1.EHZ. | 2019-10-20T00:05:45.37 | 0.1 | undecidable | manual | P | 157 | 16.7721 | 122 | -0.01 | 99 |
IV.NRCA.HHZ. | 2019-10-20T00:05:44.85 | 0.1 | undecidable | manual | P | 301 | 13.5753 | 128 | 0 | 100 |
IV.MTRA.EHZ. | 2019-10-20T00:05:44.51 | 0.1 | undecidable | manual | P | 98 | 11.4774 | 133 | -0.03 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHE. | ML:0.5 | 0.000025873685 | 0.2 | AML | other | m | 2019-10-20T00:05:48.32 |
IV.SMA1.EHN. | ML:0.5 | 0.00002382946 | 0.76 | AML | other | m | 2019-10-20T00:05:49.69 |
IV.RM33.EHE. | ML:0.3 | 0.0000109322585 | 0.12 | AML | other | m | 2019-10-20T00:05:52.88 |
IV.RM33.EHN. | ML:0.3 | 0.000010711854499999999 | 0.1 | AML | other | m | 2019-10-20T00:05:52.99 |
IV.TERO.HHE. | ML:0.4 | 0.000012458922 | 0.06 | AML | other | m | 2019-10-20T00:05:52.92 |
IV.TERO.HHN. | ML:0.4 | 0.0000114205545 | 0.16 | AML | other | m | 2019-10-20T00:05:52.92 |