A magnitude ML 1.0 earthquake occured in region: 2 km SW Visso (MC), on
and geographic coordinates (lat, lon) 42.9200, 13.0680 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 |
---|---|---|---|---|
Visso | MC | 2 | 1107 | 1107 |
Preci | PG | 5 | 724 | 1831 |
Ussita | MC | 6 | 444 | 2275 |
Castelsantangelo sul Nera | MC | 8 | 281 | 2556 |
Monte Cavallo | MC | 10 | 145 | 2701 |
Sellano | PG | 12 | 1079 | 3780 |
Fiordimonte | MC | 13 | 202 | 3982 |
Pieve Torina | MC | 14 | 1458 | 5440 |
Norcia | PG | 14 | 4957 | 10397 |
Fiastra | MC | 15 | 559 | 10956 |
Acquacanina | MC | 15 | 121 | 11077 |
Bolognola | MC | 15 | 142 | 11219 |
Pievebovigliana | MC | 16 | 866 | 12085 |
Cerreto di Spoleto | PG | 17 | 1075 | 13160 |
Muccia | MC | 18 | 915 | 14075 |
Serravalle di Chienti | MC | 19 | 1070 | 15145 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2020-12-10 15:54:00 |
42.9203 | 13.0683 | 11 | 2020-12-10 15:57:40 |
Sala Sismica INGV-Roma | 85341911 |
Field | Value |
---|---|
Time (UTC) | 2020-12-10 15:54:00 ± 0.06 |
Latitude | 42.9203 ± 0.0027 |
Longitude | 13.0683 ± 0.0049 |
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 | 85341911 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 421 |
Semi-minor axis of confidence ellipse (meter) | 294 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 88 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 420.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 96 |
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) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.08903 |
Epicentral distance of station farthest from the epicenter (degree) | 0.26170 |
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 | 1.0 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 85341911 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-12-10 15:57:40 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GAVE.EHZ. | 2020-12-10T15:54:10.23 | 0.3 | undecidable | manual | S | 209 | 29.0487 | 50 | -0.2 | 72 |
IV.CSP1.EHZ. | 2020-12-10T15:54:08.52 | 0.3 | undecidable | manual | S | 30 | 22.0668 | 50 | -0.05 | 75 |
IV.CESI.HHZ. | 2020-12-10T15:54:06.94 | 0.3 | undecidable | manual | S | 305 | 16.2726 | 124 | -0.03 | 76 |
IV.GAVE.EHZ. | 2020-12-10T15:54:06.21 | 0.1 | undecidable | manual | P | 209 | 29.0487 | 50 | 0.11 | 98 |
IV.CSP1.EHZ. | 2020-12-10T15:54:05.03 | 0.6 | positive | manual | P | 30 | 22.0668 | 50 | 0.01 | 51 |
IV.FDMO.HHZ. | 2020-12-10T15:54:05.85 | 0.3 | undecidable | manual | S | 7 | 12.9759 | 130 | -0.2 | 74 |
IV.NRCA.HHZ. | 2020-12-10T15:54:05.06 | 0.6 | undecidable | manual | S | 159 | 10.2786 | 136 | -0.32 | 48 |
IV.MC2.EHZ. | 2020-12-10T15:54:05.16 | 0.6 | undecidable | manual | S | 96 | 9.879 | 138 | -0.11 | 51 |
IV.CESI.HHZ. | 2020-12-10T15:54:04.21 | 0.1 | positive | manual | P | 305 | 16.2726 | 124 | 0.11 | 100 |
IV.NRCA.HHZ. | 2020-12-10T15:54:03.35 | 0.3 | positive | manual | P | 159 | 10.2786 | 136 | 0.17 | 75 |
IV.MC2.EHZ. | 2020-12-10T15:54:03.32 | 0.1 | undecidable | manual | P | 96 | 9.879 | 138 | 0.2 | 99 |
IV.FDMO.HHZ. | 2020-12-10T15:54:03.62 | 0.6 | negative | manual | P | 7 | 12.9759 | 130 | 0.05 | 51 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:0.7 | 0.0000525 | 1.08 | AML | other | m | 2020-12-10T15:54:05.16 |
IV.FDMO.HHE. | ML:0.7 | 0.0000525 | 0.24 | AML | other | m | 2020-12-10T15:54:06.33 |
IV.FDMO.HHN. | ML:0.8 | 0.00006434999999999999 | 0.18 | AML | other | m | 2020-12-10T15:54:06.40 |
IV.CESI.HHN. | ML:1.2 | 0.0001485 | 0.12 | AML | other | m | 2020-12-10T15:54:07.16 |
IV.CESI.HHE. | ML:1.0 | 0.0000853 | 0.22 | AML | other | m | 2020-12-10T15:54:07.17 |
IV.NRCA.HHN. | ML:0.8 | 0.00007230000000000001 | 0.12 | AML | other | m | 2020-12-10T15:54:07.26 |
IV.GAVE.EHN. | ML:1.3 | 0.0000935 | 1.42 | AML | other | m | 2020-12-10T15:54:10.75 |
IV.GAVE.EHE. | ML:1.2 | 0.0000743 | 0.12 | AML | other | m | 2020-12-10T15:54:10.79 |