A magnitude ML 1.0 earthquake occured in region: 3 km N Cerreto di Spoleto (PG), on
and geographic coordinates (lat, lon) 42.8450, 12.9200 at 9 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 |
---|---|---|---|---|
Cerreto di Spoleto | PG | 3 | 1075 | 1075 |
Sellano | PG | 5 | 1079 | 2154 |
Vallo di Nera | PG | 10 | 364 | 2518 |
Preci | PG | 11 | 724 | 3242 |
Campello sul Clitunno | PG | 12 | 2442 | 5684 |
Sant'Anatolia di Narco | PG | 14 | 564 | 6248 |
Trevi | PG | 15 | 8469 | 14717 |
Poggiodomo | PG | 15 | 117 | 14834 |
Norcia | PG | 15 | 4957 | 19791 |
Cascia | PG | 16 | 3217 | 23008 |
Scheggino | PG | 16 | 461 | 23469 |
Visso | MC | 17 | 1107 | 24576 |
Monte Cavallo | MC | 18 | 145 | 24721 |
Spoleto | PG | 19 | 38218 | 62939 |
Castelsantangelo sul Nera | MC | 20 | 281 | 63220 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2020-12-24 18:55:12 |
42.8453 | 12.9203 | 9 | 2020-12-24 19:02:04 |
Sala Sismica INGV-Roma | 85685921 |
Field | Value |
---|---|
Time (UTC) | 2020-12-24 18:55:12 ± 0.12 |
Latitude | 42.8453 ± 0.0036 |
Longitude | 12.9203 ± 0.0086 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 85685921 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 602 |
Semi-minor axis of confidence ellipse (meter) | 361 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 275 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 600.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 169 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.30217 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.4 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 85685921 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-12-24 19:02:04 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SACR.HHZ. | 2020-12-24T18:55:38.27 | 3.0 | undecidable | manual | Pg | 4.77 | 0 | |||
IV.BSSO.HHZ. | 2020-12-24T18:55:35.80 | 3.0 | undecidable | manual | Pg | 4.5 | 0 | |||
IV.LRP.EHZ. | 2020-12-24T18:55:25.69 | 3.0 | negative | manual | P | 0.09 | 0 | |||
IV.MMO1.EHZ. | 2020-12-24T18:55:24.36 | 0.3 | undecidable | manual | S | 80 | 33.5442 | 50 | -0.25 | 69 |
IV.MC2.EHZ. | 2020-12-24T18:55:21.95 | 3.0 | undecidable | manual | S | 0 | ||||
IV.FDMO.HHZ. | 2020-12-24T18:55:21.86 | 0.3 | undecidable | manual | S | 33 | 25.1526 | 110 | -0.21 | 71 |
IV.GAVE.EHZ. | 2020-12-24T18:55:19.36 | 0.3 | undecidable | manual | S | 187 | 17.1717 | 118 | -0.16 | 73 |
IV.MMO1.EHZ. | 2020-12-24T18:55:19.92 | 0.1 | undecidable | manual | P | 80 | 33.5442 | 50 | 0.31 | 91 |
IV.NRCA.HHZ. | 2020-12-24T18:55:19.27 | 0.3 | undecidable | manual | S | 95 | 15.873 | 120 | 0.14 | 73 |
IV.CESI.HHZ. | 2020-12-24T18:55:19.87 | 0.3 | undecidable | manual | S | 356 | 17.7711 | 117 | 0.16 | 73 |
IV.FDMO.HHZ. | 2020-12-24T18:55:17.93 | 0.1 | undecidable | manual | P | 33 | 25.1526 | 110 | -0.21 | 94 |
IV.GAVE.EHZ. | 2020-12-24T18:55:16.67 | 0.1 | undecidable | manual | P | 187 | 17.1717 | 118 | 0 | 100 |
IV.NRCA.HHZ. | 2020-12-24T18:55:16.53 | 0.1 | undecidable | manual | P | 95 | 15.873 | 120 | 0.09 | 99 |
IV.CESI.HHZ. | 2020-12-24T18:55:16.81 | 0.1 | undecidable | manual | P | 356 | 17.7711 | 117 | 0.03 | 99 |
IV.TERO.HHZ. | 2020-12-24T18:55:16.66 | 3.0 | undecidable | manual | P | -0.51 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:0.6 | 0.000034139415 | 0.128 | AML | other | m | 2020-12-24T18:55:21.28 |
IV.NRCA.HHN. | ML:0.6 | 0.00003441492 | 0.0768 | AML | other | m | 2020-12-24T18:55:20.07 |
IV.NRCA.HNE. | ML:1.1 | 0.000123975195 | 0.6784 | AML | other | m | 2020-12-24T18:55:23.11 |
IV.NRCA.HNN. | ML:1.4 | 0.00022493045 | 0.8192 | AML | other | m | 2020-12-24T18:55:34.59 |
IV.TERO.HHE. | ML:0.4 | 0.000004706398 | 0.3456 | AML | other | m | 2020-12-24T18:55:15.89 |
IV.TERO.HHN. | ML:0.7 | 0.000009600526 | 0.4992 | AML | other | m | 2020-12-24T18:55:40.39 |
IV.TERO.HNE. | ML:1.8 | 0.00012863325000000002 | 1.024 | AML | other | m | 2020-12-24T18:55:41.06 |
IV.TERO.HNN. | ML:2.0 | 0.0001972029 | 0.832 | AML | other | m | 2020-12-24T18:55:24.54 |
IV.GAVE.EHE. | ML:0.9 | 0.000074148635 | 0.1792 | AML | other | m | 2020-12-24T18:55:20.30 |
IV.GAVE.EHN. | ML:0.9 | 0.00006567699 | 0.1792 | AML | other | m | 2020-12-24T18:55:20.43 |
IV.GAVE.HNE. | ML:1.1 | 0.00011430616 | 1.0368 | AML | other | m | 2020-12-24T18:55:26.34 |
IV.GAVE.HNN. | ML:1.4 | 0.000195464 | 0.96 | AML | other | m | 2020-12-24T18:55:33.62 |
IV.CESI.HHE. | ML:0.6 | 0.000030482115000000002 | 0.1408 | AML | other | m | 2020-12-24T18:55:20.10 |
IV.CESI.HHN. | ML:0.8 | 0.000052659305000000006 | 0.1408 | AML | other | m | 2020-12-24T18:55:20.29 |
IV.CESI.HNE. | ML:1.0 | 0.00009214936 | 0.5376 | AML | other | m | 2020-12-24T18:55:29.15 |
IV.CESI.HNN. | ML:1.3 | 0.00017830659999999997 | 0.448 | AML | other | m | 2020-12-24T18:55:26.17 |