A magnitude ML 0.9 earthquake occured in region: 2 km N Nocera Umbra (PG), on
and geographic coordinates (lat, lon) 43.1340, 12.7900 at 10 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 |
---|---|---|---|---|
Nocera Umbra | PG | 3 | 5839 | 5839 |
Valtopina | PG | 9 | 1398 | 7237 |
Gualdo Tadino | PG | 11 | 15208 | 22445 |
Sefro | MC | 13 | 422 | 22867 |
Fiuminata | MC | 13 | 1402 | 24269 |
Serravalle di Chienti | MC | 15 | 1070 | 25339 |
Valfabbrica | PG | 16 | 3389 | 28728 |
Assisi | PG | 16 | 28299 | 57027 |
Pioraco | MC | 17 | 1134 | 58161 |
Fossato di Vico | PG | 18 | 2840 | 61001 |
Esanatoglia | MC | 18 | 2034 | 63035 |
Spello | PG | 18 | 8645 | 71680 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2020-12-04 01:29:18 |
43.1342 | 12.79 | 10 | 2020-12-04 01:56:01 |
Sala Sismica INGV-Roma | 85184701 |
Field | Value |
---|---|
Time (UTC) | 2020-12-04 01:29:18 ± 0.04 |
Latitude | 43.1342 ± 0.0018 |
Longitude | 12.7900 ± 0.0037 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 85184701 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 246 |
Semi-minor axis of confidence ellipse (meter) | 166 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 270 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 250.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 79 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.13 |
Epicentral distance of station closest to the epicenter (degree) | 0.13220 |
Epicentral distance of station farthest from the epicenter (degree) | 0.38581 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 85184701 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-12-04 01:56:01 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHZ. | 2020-12-04T01:29:27.77 | 0.1 | undecidable | manual | S | 114 | 26.4513 | 50 | -0.12 | 96 |
IV.NRCA.HHZ. | 2020-12-04T01:29:26.15 | 0.3 | undecidable | manual | P | 142 | 42.5241 | 50 | -0.13 | 70 |
IV.FRON.EHZ. | 2020-12-04T01:29:26.25 | 0.3 | undecidable | manual | P | 353 | 42.8238 | 50 | -0.09 | 71 |
IV.FOSV.EHZ. | 2020-12-04T01:29:25.20 | 0.1 | undecidable | manual | S | 353 | 17.9709 | 120 | -0.24 | 95 |
IV.SNTG.HHZ. | 2020-12-04T01:29:25.53 | 0.1 | undecidable | manual | S | 42 | 18.0708 | 120 | 0.05 | 99 |
IV.CSP1.EHZ. | 2020-12-04T01:29:25.08 | 0.1 | undecidable | manual | P | 98 | 33.9438 | 50 | 0.12 | 95 |
IV.CESI.HHZ. | 2020-12-04T01:29:25.19 | 0.1 | undecidable | manual | S | 147 | 17.0718 | 121 | 0.01 | 100 |
IV.ASSB.HHZ. | 2020-12-04T01:29:24.40 | 0.1 | undecidable | manual | S | 226 | 14.6742 | 125 | -0.09 | 99 |
IV.EL6.EHZ. | 2020-12-04T01:29:24.97 | 0.1 | undecidable | manual | P | 49 | 33.2445 | 50 | 0.12 | 95 |
IV.FDMO.HHZ. | 2020-12-04T01:29:23.70 | 0.1 | undecidable | manual | P | 114 | 26.4513 | 50 | -0.11 | 97 |
IV.MURB.HHZ. | 2020-12-04T01:29:23.83 | 0.1 | undecidable | manual | P | 304 | 25.752 | 50 | 0.12 | 96 |
IV.CESI.HHZ. | 2020-12-04T01:29:22.26 | 0.1 | undecidable | manual | P | 147 | 17.0718 | 121 | 0.02 | 100 |
IV.FOSV.EHZ. | 2020-12-04T01:29:22.44 | 0.1 | undecidable | manual | P | 353 | 17.9709 | 120 | 0.05 | 99 |
IV.SNTG.HHZ. | 2020-12-04T01:29:22.52 | 0.1 | undecidable | manual | P | 42 | 18.0708 | 120 | 0.1 | 98 |
IV.ASSB.HHZ. | 2020-12-04T01:29:21.98 | 0.1 | undecidable | manual | P | 226 | 14.6742 | 125 | 0.14 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ASSB.HHN. | ML:1.0 | 0.00009384999999999999 | 0.42 | AML | other | m | 2020-12-04T01:29:24.71 |
IV.ASSB.HHE. | ML:0.9 | 0.00007745 | 1.24 | AML | other | m | 2020-12-04T01:29:25.15 |
IV.FDMO.HHE. | ML:0.9 | 0.00004675 | 0.42 | AML | other | m | 2020-12-04T01:29:28.34 |
IV.FDMO.HHN. | ML:0.8 | 0.00003325 | 0.54 | AML | other | m | 2020-12-04T01:29:31.35 |