A magnitude ML 1.6 earthquake occured in region: 5 km E Preci (PG), on
and geographic coordinates (lat, lon) 42.8600, 13.0880 at 11 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 |
---|---|---|---|---|
Preci | PG | 5 | 724 | 724 |
Castelsantangelo sul Nera | MC | 7 | 281 | 1005 |
Norcia | PG | 7 | 4957 | 5962 |
Visso | MC | 8 | 1107 | 7069 |
Ussita | MC | 10 | 444 | 7513 |
Sellano | PG | 14 | 1079 | 8592 |
Cerreto di Spoleto | PG | 15 | 1075 | 9667 |
Monte Cavallo | MC | 17 | 145 | 9812 |
Cascia | PG | 17 | 3217 | 13029 |
Bolognola | MC | 19 | 142 | 13171 |
Arquata del Tronto | AP | 20 | 1178 | 14349 |
Fiordimonte | MC | 20 | 202 | 14551 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2020-12-07 10:17:22 |
42.8597 | 13.0885 | 11 | 2021-02-26 14:56:14 |
Bollettino Sismico Italiano INGV | 86218011 |
Reviewed Rev100 |
ML 1.6 | 2020-12-07 10:17:22 |
42.8553 | 13.0892 | 11 | 2020-12-07 10:27:11 |
Sala Sismica INGV-Roma | 85261981 |
Field | Value |
---|---|
Time (UTC) | 2020-12-07 10:17:22 ± 0.04 |
Latitude | 42.8597 ± 0.0027 |
Longitude | 13.0885 ± 0.0037 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 86218011 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 315 |
Semi-minor axis of confidence ellipse (meter) | 259 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 55 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 320.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 74 |
Number of associated phases, regardless of their use for origin computation | 24 |
Number of defining phases | 24 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.03238 |
Epicentral distance of station farthest from the epicenter (degree) | 0.38401 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.4 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 86218011 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-01-13 08:50:30 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.4 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 85261981 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-12-07 10:27:11 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MOMA.HNZ. | 2020-12-07T10:17:36.70 | 0.6 | undecidable | manual | S | 262 | 42.624 | 50 | 0.24 | 46 |
IV.ASSB.HHN. | 2020-12-07T10:17:35.70 | 0.6 | undecidable | manual | S | 300 | 40.3263 | 50 | -0.16 | 47 |
IV.MF5.EHN. | 2020-12-07T10:17:34.20 | 0.6 | undecidable | manual | S | 65 | 33.3444 | 50 | 0.22 | 47 |
IV.MTRA.HNZ. | 2020-12-07T10:17:32.20 | 0.6 | undecidable | manual | S | 114 | 27.5502 | 50 | -0.23 | 47 |
IV.CSP1.EHZ. | 2020-12-07T10:17:32.40 | 0.3 | undecidable | manual | S | 20 | 27.4503 | 50 | -0.01 | 74 |
IV.LNSS.HNZ. | 2020-12-07T10:17:32.80 | 0.6 | undecidable | manual | S | 188 | 28.749 | 50 | 0.05 | 49 |
IV.CESI.HHZ. | 2020-12-07T10:17:31.00 | 0.3 | undecidable | manual | S | 317 | 21.9669 | 50 | 0.05 | 74 |
IV.ASSB.HHN. | 2020-12-07T10:17:30.06 | 0.3 | undecidable | manual | P | 300 | 40.3263 | 50 | -0.18 | 70 |
IV.FDMO.HHZ. | 2020-12-07T10:17:30.20 | 0.3 | undecidable | manual | S | 360 | 19.6692 | 50 | -0.12 | 73 |
IV.MOMA.HNZ. | 2020-12-07T10:17:30.44 | 0.3 | undecidable | manual | P | 262 | 42.624 | 50 | -0.14 | 70 |
IT.MTCL.HGZ. | 2020-12-07T10:17:29.20 | 0.3 | undecidable | manual | S | 334 | 16.5723 | 123 | -0.23 | 72 |
IV.MF5.EHN. | 2020-12-07T10:17:29.07 | 0.3 | undecidable | manual | P | 65 | 33.3444 | 50 | -0.08 | 72 |
IV.CSP1.EHZ. | 2020-12-07T10:17:28.28 | 0.3 | undecidable | manual | P | 20 | 27.4503 | 50 | 0.04 | 74 |
IV.LNSS.HNZ. | 2020-12-07T10:17:28.57 | 0.3 | undecidable | manual | P | 188 | 28.749 | 50 | 0.12 | 72 |
IV.MTRA.HNZ. | 2020-12-07T10:17:28.04 | 0.3 | undecidable | manual | P | 114 | 27.5502 | 50 | -0.22 | 71 |
IV.FEMA.HNZ. | 2020-12-07T10:17:28.00 | 0.3 | undecidable | manual | S | 345 | 11.7771 | 132 | -0.11 | 74 |
IV.FDMO.HHZ. | 2020-12-07T10:17:27.05 | 0.3 | undecidable | manual | P | 360 | 19.6692 | 50 | 0.01 | 75 |
IV.MC2.EHZ. | 2020-12-07T10:17:27.70 | 0.3 | undecidable | manual | S | 55 | 9.9789 | 137 | 0.03 | 76 |
IV.CESI.HHZ. | 2020-12-07T10:17:27.55 | 0.1 | undecidable | manual | P | 317 | 21.9669 | 50 | 0.15 | 97 |
IV.NRCA.HNZ. | 2020-12-07T10:17:26.20 | 0.3 | undecidable | manual | S | 144 | 3.5964 | 162 | -0.31 | 72 |
IV.FEMA.HNZ. | 2020-12-07T10:17:26.04 | 0.3 | undecidable | manual | P | 345 | 11.7771 | 132 | 0.27 | 72 |
IT.MTCL.HGZ. | 2020-12-07T10:17:26.61 | 0.3 | undecidable | manual | P | 334 | 16.5723 | 123 | 0.08 | 74 |
IV.MC2.EHZ. | 2020-12-07T10:17:25.75 | 0.1 | undecidable | manual | P | 55 | 9.9789 | 137 | 0.24 | 97 |
IV.NRCA.HNZ. | 2020-12-07T10:17:24.98 | 0.1 | undecidable | manual | P | 144 | 3.5964 | 162 | 0.14 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HNE. | ML:2.1 | 0.001925 | 0.16 | AML | other | m | 2020-12-07T10:17:26.40 |
IV.NRCA.HHE. | ML:2.1 | 0.002115 | 0.16 | AML | other | m | 2020-12-07T10:17:26.40 |
IV.NRCA.HHN. | ML:1.8 | 0.0010945 | 0.14 | AML | other | m | 2020-12-07T10:17:26.36 |
IV.NRCA.HNN. | ML:1.8 | 0.0010400000000000001 | 0.14 | AML | other | m | 2020-12-07T10:17:26.36 |
IV.CESI.HHN. | ML:1.5 | 0.000192 | 0.22 | AML | other | m | 2020-12-07T10:17:31.20 |
IV.CESI.HHE. | ML:1.4 | 0.0001542 | 0.42 | AML | other | m | 2020-12-07T10:17:31.17 |
IV.FDMO.HHN. | ML:0.8 | 0.000052000000000000004 | 0.4 | AML | other | m | 2020-12-07T10:17:31.86 |
IV.FDMO.HHE. | ML:1.0 | 0.00006759999999999999 | 0.34 | AML | other | m | 2020-12-07T10:17:31.71 |