A magnitude ML 0.9 earthquake occured in region: 9 km W Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7270, 13.1540 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 |
---|---|---|---|---|
Accumoli | RI | 9 | 667 | 667 |
Norcia | PG | 9 | 4957 | 5624 |
Cascia | PG | 11 | 3217 | 8841 |
Cittareale | RI | 12 | 482 | 9323 |
Arquata del Tronto | AP | 13 | 1178 | 10501 |
Amatrice | RI | 15 | 2657 | 13158 |
Poggiodomo | PG | 18 | 117 | 13275 |
Monteleone di Spoleto | PG | 18 | 599 | 13874 |
Castelsantangelo sul Nera | MC | 19 | 281 | 14155 |
Preci | PG | 19 | 724 | 14879 |
Montegallo | AP | 20 | 523 | 15402 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2018-12-12 20:14:47 |
42.7268 | 13.1535 | 11 | 2018-12-12 20:22:17 |
Sala Sismica INGV-Roma | 63872391 |
Field | Value |
---|---|
Time (UTC) | 2018-12-12 20:14:47 ± 0.06 |
Latitude | 42.7268 ± 0.0027 |
Longitude | 13.1535 ± 0.0061 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 63872391 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 480 |
Semi-minor axis of confidence ellipse (meter) | 49 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 255 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 480.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 89 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.11062 |
Epicentral distance of station farthest from the epicenter (degree) | 0.34714 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 63872391 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2018-12-12 20:22:17 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHE. | 2018-12-12T20:14:59.88 | 0.3 | undecidable | manual | S | 351 | 34.743 | 50 | 0.41 | 67 |
IV.RM33.EHZ. | 2018-12-12T20:14:56.60 | 0.3 | undecidable | manual | S | 168 | 24.6531 | 50 | -0.17 | 73 |
IV.SMA1.EHZ. | 2018-12-12T20:14:55.21 | 0.3 | undecidable | manual | S | 126 | 18.2706 | 50 | 0.14 | 72 |
IV.GAVE.EHZ. | 2018-12-12T20:14:55.77 | 0.6 | undecidable | manual | S | 260 | 21.4674 | 50 | -0.15 | 48 |
IV.T1299.HNE. | 2018-12-12T20:14:54.06 | 0.3 | undecidable | manual | S | 134 | 14.6742 | 127 | -0.01 | 76 |
IV.FDMO.HHE. | 2018-12-12T20:14:54.22 | 0.1 | undecidable | manual | P | 351 | 34.743 | 50 | -0.28 | 93 |
IV.LNSS.HHZ. | 2018-12-12T20:14:54.78 | 0.3 | undecidable | manual | S | 214 | 16.5723 | 124 | 0.17 | 74 |
IV.TERO.HHZ. | 2018-12-12T20:14:54.84 | 1.0 | undecidable | manual | P | 107 | 38.5281 | 50 | -0.23 | 24 |
IV.NRCA.HHZ. | 2018-12-12T20:14:53.28 | 0.1 | undecidable | manual | S | 345 | 12.2766 | 132 | -0.14 | 99 |
IV.GAVE.EHZ. | 2018-12-12T20:14:52.65 | 0.6 | negative | manual | P | 260 | 21.4674 | 50 | 0.19 | 48 |
IV.RM33.EHZ. | 2018-12-12T20:14:52.84 | 0.1 | undecidable | manual | P | 168 | 24.6531 | 50 | -0.1 | 98 |
IV.SMA1.EHZ. | 2018-12-12T20:14:52.06 | 0.6 | negative | manual | P | 126 | 18.2706 | 50 | 0.1 | 49 |
IV.MTRA.EHZ. | 2018-12-12T20:14:51.96 | 0.6 | undecidable | manual | P | 80 | 20.0688 | 50 | -0.28 | 48 |
IV.T1299.HNE. | 2018-12-12T20:14:51.44 | 0.1 | undecidable | manual | P | 134 | 14.6742 | 127 | 0.05 | 100 |
IV.NRCA.HHZ. | 2018-12-12T20:14:51.06 | 0.3 | undecidable | manual | P | 345 | 12.2766 | 132 | 0.05 | 76 |
IV.LNSS.HHZ. | 2018-12-12T20:14:51.87 | 1.0 | negative | manual | P | 214 | 16.5723 | 124 | 0.17 | 24 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:0.7 | 0.000048599999999999995 | 0.7 | AML | other | m | 2018-12-12T20:14:53.12 |
IV.NRCA.HHE. | ML:0.8 | 0.0000712 | 0.14 | AML | other | m | 2018-12-12T20:14:53.62 |
IV.LNSS.HHE. | ML:0.9 | 0.000064 | 1.38 | AML | other | m | 2018-12-12T20:14:55.01 |
IV.LNSS.HHN. | ML:1.1 | 0.00010815 | 1.82 | AML | other | m | 2018-12-12T20:14:55.06 |