A magnitude ML 0.9 earthquake occured in region: 5 km E Montegallo (AP), on
and geographic coordinates (lat, lon) 42.84, 13.39 at 19 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 |
---|---|---|---|---|
Montegallo | AP | 5 | 523 | 523 |
Roccafluvione | AP | 7 | 2010 | 2533 |
Montemonaco | AP | 8 | 604 | 3137 |
Palmiano | AP | 8 | 196 | 3333 |
Acquasanta Terme | AP | 8 | 2916 | 6249 |
Venarotta | AP | 10 | 2066 | 8315 |
Arquata del Tronto | AP | 11 | 1178 | 9493 |
Montefortino | FM | 12 | 1178 | 10671 |
Comunanza | AP | 13 | 3166 | 13837 |
Valle Castellana | TE | 15 | 977 | 14814 |
Ascoli Piceno | AP | 15 | 49407 | 64221 |
Amandola | FM | 16 | 3629 | 67850 |
Force | AP | 16 | 1354 | 69204 |
Montefalcone Appennino | FM | 17 | 424 | 69628 |
Smerillo | FM | 19 | 365 | 69993 |
Rotella | AP | 19 | 906 | 70899 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2021-01-18 17:53:45 |
42.84 | 13.39 | 19 | 2021-01-18 18:05:45 |
Sala Sismica INGV-Roma | 86355721 |
Field | Value |
---|---|
Time (UTC) | 2021-01-18 17:53:45 ± 0.23 |
Latitude | 42.84 ± 0.01 |
Longitude | 13.39 ± 0.01 |
Depth (km) | 19 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 86355721 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 827 |
Semi-minor axis of confidence ellipse (meter) | 663 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 52 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 830 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 126 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.23 |
Epicentral distance of station closest to the epicenter (degree) | 0.07195 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29318 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 86355721 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-01-18 18:05:45 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHZ. | 2021-01-18T17:53:57.08 | 0.6 | undecidable | manual | S | 311 | 0.2932 | 111 | -0.34 | 45 |
IV.TERO.HHZ. | 2021-01-18T17:53:56.39 | 0.3 | undecidable | manual | S | 145 | 0.2707 | 113 | -0.41 | 67 |
IV.MC2.EHZ. | 2021-01-18T17:53:54.29 | 0.3 | undecidable | manual | S | 295 | 0.1619 | 129 | 0.27 | 70 |
IV.MF5.EHZ. | 2021-01-18T17:53:53.97 | 0.3 | undecidable | manual | S | 19 | 0.1529 | 131 | 0.16 | 71 |
IV.FDMO.HHZ. | 2021-01-18T17:53:52.33 | 1.0 | negative | manual | P | 311 | 0.2932 | 111 | -0.2 | 23 |
IV.TERO.HHZ. | 2021-01-18T17:53:52.55 | 0.1 | undecidable | manual | P | 145 | 0.2707 | 113 | 0.38 | 91 |
IV.MMO1.EHZ. | 2021-01-18T17:53:52.14 | 0.3 | undecidable | manual | S | 320 | 0.0719 | 154 | -0.21 | 74 |
IV.MTRA.EHZ. | 2021-01-18T17:53:52.64 | 0.3 | undecidable | manual | S | 177 | 0.0872 | 149 | 0.08 | 74 |
IV.MF5.EHZ. | 2021-01-18T17:53:50.31 | 0.1 | undecidable | manual | P | 19 | 0.1529 | 131 | -0.14 | 97 |
IV.MC2.EHZ. | 2021-01-18T17:53:50.63 | 0.1 | undecidable | manual | P | 295 | 0.1619 | 129 | 0.06 | 98 |
IV.MMO1.EHZ. | 2021-01-18T17:53:49.36 | 1.0 | undecidable | manual | P | 320 | 0.0719 | 154 | -0.24 | 24 |
IV.MTRA.EHZ. | 2021-01-18T17:53:49.76 | 0.1 | undecidable | manual | P | 177 | 0.0872 | 149 | 0.04 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHE. | ML:0.9 | 6.5895045E-5 | 0.1152 | AML | other | m | 2021-01-18T17:53:52.89 |
IV.MTRA.EHN. | ML:0.9 | 6.1326955E-5 | 0.0768 | AML | other | m | 2021-01-18T17:53:52.72 |
IV.MTRA.HNE. | ML:1.1 | 0.00010084185 | 1.0368 | AML | other | m | 2021-01-18T17:53:57.61 |
IV.MTRA.HNN. | ML:1.2 | 0.00013225755 | 0.6016 | AML | other | m | 2021-01-18T17:53:49.52 |
IV.MF5.EHE. | ML:1 | 6.020756E-5 | 2.176 | AML | other | m | 2021-01-18T17:53:51.19 |
IV.MF5.EHN. | ML:1 | 6.1799435E-5 | 1.3184 | AML | other | m | 2021-01-18T17:53:50.69 |
IV.FDMO.HHE. | ML:0.6 | 1.593863E-5 | 1.3056 | AML | other | m | 2021-01-18T17:54:08.72 |
IV.FDMO.HHN. | ML:0.7 | 1.7555375E-5 | 1.216 | AML | other | m | 2021-01-18T17:54:07.16 |
IV.TERO.HHE. | ML:0.4 | 8.8580645E-6 | 0.64 | AML | other | m | 2021-01-18T17:53:54.71 |
IV.TERO.HHN. | ML:0.7 | 2.1885985E-5 | 1.1392 | AML | other | m | 2021-01-18T17:54:05.22 |
IV.TERO.HNE. | ML:1.4 | 0.00010817081 | 1.1776 | AML | other | m | 2021-01-18T17:53:54.46 |
IV.TERO.HNN. | ML:1.6 | 0.0001856507 | 1.0112 | AML | other | m | 2021-01-18T17:54:00.09 |