A magnitude ML 1.0 earthquake occured in region: 2 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7910, 13.1150 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 |
---|---|---|---|---|
Norcia | PG | 2 | 4957 | 4957 |
Cascia | PG | 11 | 3217 | 8174 |
Preci | PG | 12 | 724 | 8898 |
Castelsantangelo sul Nera | MC | 12 | 281 | 9179 |
Arquata del Tronto | AP | 15 | 1178 | 10357 |
Accumoli | RI | 15 | 667 | 11024 |
Visso | MC | 16 | 1107 | 12131 |
Cerreto di Spoleto | PG | 16 | 1075 | 13206 |
Poggiodomo | PG | 17 | 117 | 13323 |
Ussita | MC | 17 | 444 | 13767 |
Montegallo | AP | 19 | 523 | 14290 |
Sellano | PG | 19 | 1079 | 15369 |
Cittareale | RI | 20 | 482 | 15851 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2020-11-23 17:18:07 |
42.7907 | 13.1147 | 11 | 2020-11-23 17:35:13 |
Sala Sismica INGV-Roma | 84968731 |
Field | Value |
---|---|
Time (UTC) | 2020-11-23 17:18:07 ± 0.04 |
Latitude | 42.7907 ± 0.0018 |
Longitude | 13.1147 ± 0.0025 |
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 | 84968731 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 200 |
Semi-minor axis of confidence ellipse (meter) | 183 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 91 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 200.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 61 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.12 |
Epicentral distance of station closest to the epicenter (degree) | 0.04317 |
Epicentral distance of station farthest from the epicenter (degree) | 0.39930 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 84968731 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-11-23 17:35:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2020-11-23T17:18:22.02 | 0.3 | undecidable | manual | S | 115 | 44.0226 | 90 | 0.01 | 69 |
IV.MOMA.HHZ. | 2020-11-23T17:18:22.38 | 0.1 | undecidable | manual | S | 272 | 44.3223 | 90 | 0.28 | 91 |
IV.CSP1.EHZ. | 2020-11-23T17:18:19.39 | 0.1 | undecidable | manual | S | 12 | 34.2435 | 90 | 0 | 94 |
IV.ARRO.EHZ. | 2020-11-23T17:18:19.99 | 0.6 | undecidable | manual | S | 231 | 36.8298 | 90 | -0.12 | 46 |
IV.SMA1.EHZ. | 2020-11-23T17:18:17.08 | 0.1 | undecidable | manual | S | 135 | 25.2525 | 90 | 0.07 | 97 |
IV.CESI.HHZ. | 2020-11-23T17:18:17.86 | 0.3 | undecidable | manual | S | 324 | 29.2485 | 90 | -0.22 | 68 |
IV.TERO.HHZ. | 2020-11-23T17:18:16.02 | 0.1 | undecidable | manual | P | 115 | 44.0226 | 90 | 0.01 | 93 |
IV.MOMA.HHZ. | 2020-11-23T17:18:16.03 | 0.3 | undecidable | manual | P | 272 | 44.3223 | 90 | -0.03 | 70 |
IV.MTRA.EHZ. | 2020-11-23T17:18:16.28 | 0.1 | undecidable | manual | S | 99 | 23.2545 | 90 | -0.19 | 92 |
IV.MMO1.EHZ. | 2020-11-23T17:18:15.91 | 0.1 | undecidable | manual | S | 55 | 21.0678 | 90 | 0.03 | 97 |
IV.LNSS.HHZ. | 2020-11-23T17:18:15.92 | 0.1 | undecidable | manual | S | 196 | 21.6672 | 90 | -0.13 | 94 |
IV.MC2.EHZ. | 2020-11-23T17:18:14.31 | 0.1 | undecidable | manual | S | 24 | 14.6742 | 90 | 0.12 | 95 |
IV.ARRO.EHZ. | 2020-11-23T17:18:14.93 | 0.1 | undecidable | manual | P | 231 | 36.8298 | 90 | 0.02 | 95 |
IV.CSP1.EHZ. | 2020-11-23T17:18:14.50 | 0.1 | undecidable | manual | P | 12 | 34.2435 | 90 | 0 | 95 |
IV.SMA1.EHZ. | 2020-11-23T17:18:13.16 | 0.3 | undecidable | manual | P | 135 | 25.2525 | 90 | 0.04 | 73 |
IV.CESI.HHZ. | 2020-11-23T17:18:13.61 | 0.1 | undecidable | manual | P | 324 | 29.2485 | 90 | -0.12 | 93 |
IV.MTRA.EHZ. | 2020-11-23T17:18:12.95 | 0.3 | undecidable | manual | P | 99 | 23.2545 | 90 | 0.14 | 72 |
IV.MMO1.EHZ. | 2020-11-23T17:18:12.44 | 0.1 | undecidable | manual | P | 55 | 21.0678 | 90 | -0.03 | 97 |
IV.LNSS.HHZ. | 2020-11-23T17:18:12.59 | 0.3 | undecidable | manual | P | 196 | 21.6672 | 90 | 0.02 | 73 |
IV.MC2.EHZ. | 2020-11-23T17:18:11.61 | 0.1 | undecidable | manual | P | 24 | 14.6742 | 90 | 0.12 | 96 |
IV.NRCA.HHZ. | 2020-11-23T17:18:11.80 | 0.1 | undecidable | manual | S | 360 | 4.7952 | 149 | -0.19 | 100 |
IV.NRCA.HHZ. | 2020-11-23T17:18:10.36 | 1.0 | undecidable | manual | P | 360 | 4.7952 | 149 | 0.14 | 24 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.8 | 0.0009025000000000001 | 1.9 | AML | other | m | 2020-11-23T17:18:11.03 |
IV.NRCA.HHE. | ML:1.5 | 0.000508 | 0.64 | AML | other | m | 2020-11-23T17:18:12.99 |
IV.LNSS.HHN. | ML:1.2 | 0.00011649999999999999 | 0.26 | AML | other | m | 2020-11-23T17:18:16.07 |
IV.LNSS.HHE. | ML:1.2 | 0.00010745 | 1.16 | AML | other | m | 2020-11-23T17:18:16.98 |
IV.MTRA.EHN. | ML:1.0 | 0.0000564 | 0.32 | AML | other | m | 2020-11-23T17:18:17.02 |
IV.MTRA.EHE. | ML:1.0 | 0.00006025 | 0.38 | AML | other | m | 2020-11-23T17:18:17.49 |
IV.CESI.HHN. | ML:1.1 | 0.00006055 | 0.3 | AML | other | m | 2020-11-23T17:18:18.24 |
IV.SMA1.EHE. | ML:0.7 | 0.000030550000000000004 | 0.46 | AML | other | m | 2020-11-23T17:18:18.47 |
IV.CESI.HHE. | ML:0.8 | 0.0000322 | 0.96 | AML | other | m | 2020-11-23T17:18:18.87 |
IV.SMA1.EHN. | ML:0.7 | 0.00003075 | 0.54 | AML | other | m | 2020-11-23T17:18:19.34 |
IV.TERO.HHN. | ML:1.0 | 0.0000285 | 0.64 | AML | other | m | 2020-11-23T17:18:23.43 |
IV.MOMA.HHN. | ML:1.0 | 0.000029749999999999998 | 1.3 | AML | other | m | 2020-11-23T17:18:23.20 |
IV.TERO.HHE. | ML:1.0 | 0.000029350000000000002 | 0.12 | AML | other | m | 2020-11-23T17:18:23.24 |
IV.MOMA.HHE. | ML:1.0 | 0.00003095 | 1.82 | AML | other | m | 2020-11-23T17:18:23.08 |