A magnitude ML 0.9 earthquake occured in region: 2 km W Visso (MC), on
and geographic coordinates (lat, lon) 42.9360, 13.0620 at 8 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 |
---|---|---|---|---|
Visso | MC | 2 | 1107 | 1107 |
Ussita | MC | 6 | 444 | 1551 |
Preci | PG | 7 | 724 | 2275 |
Monte Cavallo | MC | 8 | 145 | 2420 |
Castelsantangelo sul Nera | MC | 9 | 281 | 2701 |
Fiordimonte | MC | 12 | 202 | 2903 |
Sellano | PG | 12 | 1079 | 3982 |
Pieve Torina | MC | 12 | 1458 | 5440 |
Fiastra | MC | 14 | 559 | 5999 |
Acquacanina | MC | 14 | 121 | 6120 |
Pievebovigliana | MC | 14 | 866 | 6986 |
Bolognola | MC | 15 | 142 | 7128 |
Norcia | PG | 16 | 4957 | 12085 |
Muccia | MC | 16 | 915 | 13000 |
Cerreto di Spoleto | PG | 17 | 1075 | 14075 |
Serravalle di Chienti | MC | 18 | 1070 | 15145 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2020-11-20 01:24:06 |
42.9358 | 13.0617 | 8 | 2020-11-20 03:24:18 |
Sala Sismica INGV-Roma | 84862201 |
Field | Value |
---|---|
Time (UTC) | 2020-11-20 01:24:06 ± 0.16 |
Latitude | 42.9358 ± 0.0027 |
Longitude | 13.0617 ± 0.0037 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 84862201 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 340 |
Semi-minor axis of confidence ellipse (meter) | 19 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 230 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 340.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 142 |
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) | 0.11 |
Epicentral distance of station closest to the epicenter (degree) | 0.09623 |
Epicentral distance of station farthest from the epicenter (degree) | 0.19785 |
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 | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 84862201 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-11-20 03:24:18 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2020-11-20T01:24:14.67 | 0.6 | undecidable | manual | S | 34 | 20.868 | 110 | 0.17 | 48 |
IV.MMO1.EHZ. | 2020-11-20T01:24:14.80 | 0.6 | undecidable | manual | S | 101 | 21.9669 | 109 | -0.06 | 49 |
IV.CESI.HHZ. | 2020-11-20T01:24:12.78 | 0.6 | undecidable | manual | S | 301 | 14.874 | 118 | 0.17 | 49 |
IV.MMO1.EHZ. | 2020-11-20T01:24:11.43 | 1.0 | undecidable | manual | P | 101 | 21.9669 | 109 | -0.02 | 25 |
IV.FDMO.HHZ. | 2020-11-20T01:24:11.27 | 0.6 | undecidable | manual | S | 11 | 11.3775 | 124 | -0.29 | 48 |
IV.CSP1.EHZ. | 2020-11-20T01:24:11.21 | 1.0 | negative | manual | P | 34 | 20.868 | 110 | -0.03 | 25 |
IV.NRCA.HHZ. | 2020-11-20T01:24:11.73 | 0.6 | undecidable | manual | S | 159 | 12.1767 | 123 | -0.05 | 50 |
IV.MC2.EHZ. | 2020-11-20T01:24:11.54 | 0.6 | undecidable | manual | S | 105 | 10.6782 | 126 | 0.17 | 49 |
IV.CESI.HHZ. | 2020-11-20T01:24:10.13 | 0.6 | undecidable | manual | P | 301 | 14.874 | 118 | -0.02 | 50 |
IV.FDMO.HHZ. | 2020-11-20T01:24:09.41 | 1.0 | positive | manual | P | 11 | 11.3775 | 124 | -0.13 | 25 |
IV.NRCA.HHZ. | 2020-11-20T01:24:09.59 | 0.3 | undecidable | manual | P | 159 | 12.1767 | 123 | -0.08 | 75 |
IV.MC2.EHZ. | 2020-11-20T01:24:09.50 | 0.1 | undecidable | manual | P | 105 | 10.6782 | 126 | 0.06 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.0 | 0.00013350000000000002 | 0.1 | AML | other | m | 2020-11-20T01:24:12.30 |
IV.NRCA.HHE. | ML:0.8 | 0.00008335 | 0.14 | AML | other | m | 2020-11-20T01:24:12.44 |