A magnitude ML 0.8 earthquake occured in region: 2 km W Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7760, 13.2770 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 | 2 | 1178 | 1178 |
Montegallo | AP | 9 | 523 | 1701 |
Accumoli | RI | 9 | 667 | 2368 |
Acquasanta Terme | AP | 11 | 2916 | 5284 |
Montemonaco | AP | 15 | 604 | 5888 |
Norcia | PG | 15 | 4957 | 10845 |
Amatrice | RI | 16 | 2657 | 13502 |
Castelsantangelo sul Nera | MC | 17 | 281 | 13783 |
Valle Castellana | TE | 19 | 977 | 14760 |
Roccafluvione | AP | 19 | 2010 | 16770 |
Montefortino | FM | 19 | 1178 | 17948 |
Cittareale | RI | 20 | 482 | 18430 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2020-01-10 18:06:23 |
42.7758 | 13.2773 | 11 | 2020-01-10 18:20:21 |
Sala Sismica INGV-Roma | 75439521 |
Field | Value |
---|---|
Time (UTC) | 2020-01-10 18:06:23 ± 0.07 |
Latitude | 42.7758 ± 0.0045 |
Longitude | 13.2773 ± 0.0074 |
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 | 75439521 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 669 |
Semi-minor axis of confidence ellipse (meter) | 124 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 58 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 670.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 127 |
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) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.08993 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29498 |
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 | 0.8 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 75439521 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-01-10 18:20:21 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RM33.EHZ. | 2020-01-10T18:06:34.53 | 0.3 | undecidable | manual | S | 190 | 30.0477 | 50 | 0.14 | 72 |
IV.FDMO.HHZ. | 2020-01-10T18:06:34.93 | 0.3 | undecidable | manual | S | 332 | 32.745 | 50 | -0.19 | 71 |
IV.MC2.EHZ. | 2020-01-10T18:06:30.71 | 0.3 | undecidable | manual | S | 335 | 16.6722 | 122 | 0.05 | 75 |
IV.FDMO.HHZ. | 2020-01-10T18:06:30.18 | 0.1 | undecidable | manual | P | 332 | 32.745 | 50 | -0.16 | 95 |
IV.SMA1.EHZ. | 2020-01-10T18:06:30.28 | 0.3 | undecidable | manual | S | 164 | 16.7721 | 122 | -0.41 | 70 |
IV.RM33.EHZ. | 2020-01-10T18:06:29.94 | 0.1 | undecidable | manual | P | 190 | 30.0477 | 50 | 0.03 | 99 |
IV.NRCA.HHZ. | 2020-01-10T18:06:29.96 | 0.1 | undecidable | manual | S | 296 | 14.7741 | 126 | -0.14 | 99 |
IV.MTRA.EHZ. | 2020-01-10T18:06:28.72 | 0.1 | undecidable | manual | S | 102 | 9.9789 | 137 | -0.12 | 100 |
IV.NRCA.HHZ. | 2020-01-10T18:06:27.57 | 0.1 | negative | manual | P | 296 | 14.7741 | 126 | 0.13 | 99 |
IV.MC2.EHZ. | 2020-01-10T18:06:27.94 | 0.1 | undecidable | manual | P | 335 | 16.6722 | 122 | 0.18 | 98 |
IV.SMA1.EHZ. | 2020-01-10T18:06:27.96 | 0.1 | undecidable | manual | P | 164 | 16.7721 | 122 | 0.18 | 98 |
IV.MTRA.EHZ. | 2020-01-10T18:06:26.89 | 0.1 | undecidable | manual | P | 102 | 9.9789 | 137 | 0.18 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHE. | ML:0.8 | 0.0000738 | 1.38 | AML | other | m | 2020-01-10T18:06:28.89 |
IV.MTRA.EHN. | ML:0.7 | 0.0000669 | 1.18 | AML | other | m | 2020-01-10T18:06:29.84 |
IV.NRCA.HHN. | ML:0.9 | 0.0000778 | 0.72 | AML | other | m | 2020-01-10T18:06:30.08 |
IV.NRCA.HHE. | ML:1.1 | 0.0001235 | 0.16 | AML | other | m | 2020-01-10T18:06:30.19 |
IV.SMA1.EHN. | ML:0.6 | 0.000034 | 1 | AML | other | m | 2020-01-10T18:06:30.98 |
IV.SMA1.EHE. | ML:0.7 | 0.00004285 | 1.34 | AML | other | m | 2020-01-10T18:06:31.30 |
IV.FDMO.HHN. | ML:0.9 | 0.00003665 | 0.22 | AML | other | m | 2020-01-10T18:06:35.23 |
IV.FDMO.HHE. | ML:0.8 | 0.000029350000000000002 | 1.36 | AML | other | m | 2020-01-10T18:06:35.25 |