A magnitude ML 0.9 earthquake occured in region: 2 km SW Visso (MC), on
and geographic coordinates (lat, lon) 42.9200, 13.0640 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 | 7 | 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 | 16 | 142 | 11219 |
Pievebovigliana | MC | 16 | 866 | 12085 |
Cerreto di Spoleto | PG | 16 | 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 0.9 | 2023-08-17 07:48:43 |
42.9203 | 13.0638 | 11 | 2023-08-17 07:57:02 |
Sala Sismica INGV-Roma | 120212291 |
Field | Value |
---|---|
Time (UTC) | 2023-08-17 07:48:43 ± 0.06 |
Latitude | 42.9203 ± 0.0027 |
Longitude | 13.0638 ± 0.0037 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 120212291 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 274 |
Semi-minor axis of confidence ellipse (meter) | 126 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 45 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 270.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 97 |
Number of associated phases, regardless of their use for origin computation | 24 |
Number of defining phases | 24 |
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) | 0.04317 |
Epicentral distance of station farthest from the epicenter (degree) | 0.25990 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 120212291 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-08-17 07:57:02 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GAVE.HNE. | 2023-08-17T07:48:53.73 | 0.6 | undecidable | manual | S | 209 | 28.8489 | 90 | -0.01 | 48 |
IV.CSP1.EHZ. | 2023-08-17T07:48:52.03 | 0.1 | undecidable | manual | S | 31 | 22.1556 | 90 | 0.05 | 97 |
IV.PF6.EHZ. | 2023-08-17T07:48:52.98 | 0.6 | undecidable | manual | S | 24 | 26.3514 | 90 | -0.11 | 48 |
7F.SIB2.EHN. | 2023-08-17T07:48:51.03 | 0.6 | undecidable | manual | S | 99 | 19.7691 | 90 | -0.3 | 47 |
IV.MML1.EHZ. | 2023-08-17T07:48:51.76 | 1.0 | undecidable | manual | S | 341 | 22.6551 | 90 | -0.35 | 23 |
7F.SIB1.EHZ. | 2023-08-17T07:48:50.63 | 0.6 | undecidable | manual | S | 100 | 16.9719 | 90 | 0.04 | 49 |
IV.CESI.HNE. | 2023-08-17T07:48:50.30 | 0.6 | undecidable | manual | S | 306 | 15.9729 | 91 | -0.01 | 50 |
IV.FDMO.HHZ. | 2023-08-17T07:48:49.34 | 1.0 | undecidable | manual | S | 8 | 13.0758 | 100 | -0.19 | 24 |
IV.GAVE.HNE. | 2023-08-17T07:48:49.37 | 0.1 | undecidable | manual | P | 209 | 28.8489 | 90 | -0.08 | 96 |
IV.CSP1.EHZ. | 2023-08-17T07:48:48.45 | 0.1 | undecidable | manual | P | 31 | 22.1556 | 90 | 0.01 | 98 |
IV.PF6.EHZ. | 2023-08-17T07:48:48.98 | 0.1 | undecidable | manual | P | 24 | 26.3514 | 90 | -0.09 | 96 |
IV.NRCA.HHZ. | 2023-08-17T07:48:48.62 | 0.3 | undecidable | manual | S | 157 | 10.4784 | 117 | -0.26 | 71 |
IT.MTCL.HGN. | 2023-08-17T07:48:48.42 | 0.3 | undecidable | manual | S | 327 | 9.6792 | 121 | -0.29 | 70 |
IV.MML1.EHZ. | 2023-08-17T07:48:48.56 | 0.1 | undecidable | manual | P | 341 | 22.6551 | 90 | 0.05 | 97 |
IV.MC2.EHE. | 2023-08-17T07:48:48.90 | 0.6 | undecidable | manual | S | 95 | 10.1787 | 119 | 0.07 | 49 |
7F.SIB2.EHN. | 2023-08-17T07:48:47.99 | 0.1 | undecidable | manual | P | 99 | 19.7691 | 90 | -0.07 | 98 |
IV.CESI.HNE. | 2023-08-17T07:48:47.57 | 0.1 | undecidable | manual | P | 306 | 15.9729 | 91 | 0.1 | 97 |
IV.FEMA.HNN. | 2023-08-17T07:48:47.92 | 0.6 | undecidable | manual | S | 346 | 4.7952 | 149 | 0.13 | 50 |
IV.FDMO.HHZ. | 2023-08-17T07:48:47.09 | 0.1 | undecidable | manual | P | 8 | 13.0758 | 100 | 0.07 | 98 |
7F.SIB1.EHZ. | 2023-08-17T07:48:47.68 | 0.1 | undecidable | manual | P | 100 | 16.9719 | 90 | 0.05 | 98 |
IV.MC2.EHE. | 2023-08-17T07:48:46.79 | 0.1 | undecidable | manual | P | 95 | 10.1787 | 119 | 0.17 | 97 |
IV.NRCA.HHZ. | 2023-08-17T07:48:46.65 | 0.1 | undecidable | manual | P | 157 | 10.4784 | 117 | 0 | 100 |
IT.MTCL.HGN. | 2023-08-17T07:48:46.59 | 0.1 | undecidable | manual | P | 327 | 9.6792 | 121 | 0.04 | 100 |
IV.FEMA.HNN. | 2023-08-17T07:48:46.24 | 0.1 | undecidable | manual | P | 346 | 4.7952 | 149 | 0.22 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.4 | 0.00028000000000000003 | 0.14 | AML | other | m | 2023-08-17T07:48:48.72 |
IV.NRCA.HHE. | ML:1.3 | 0.000235 | 0.08 | AML | other | m | 2023-08-17T07:48:48.81 |
IV.FDMO.HHN. | ML:1.0 | 0.00009909578499999999 | 0.2048 | AML | other | m | 2023-08-17T07:48:49.57 |
IV.FDMO.HHE. | ML:0.8 | 0.000070662035 | 0.1216 | AML | other | m | 2023-08-17T07:48:49.92 |
IV.MMO1.EHN. | ML:1.0 | 0.00007094458 | 0.2816 | AML | other | m | 2023-08-17T07:48:52.27 |
IV.MMO1.EHE. | ML:0.9 | 0.00005062161 | 0.096 | AML | other | m | 2023-08-17T07:48:52.03 |
IV.MML1.EHN. | ML:0.7 | 0.000032 | 0.54 | AML | other | m | 2023-08-17T07:48:52.50 |
IV.MML1.EHE. | ML:0.6 | 0.000024916965 | 0.1792 | AML | other | m | 2023-08-17T07:48:52.29 |
IV.CSP1.EHE. | ML:0.8 | 0.0000472338 | 0.1024 | AML | other | m | 2023-08-17T07:48:53.49 |
IV.CSP1.EHN. | ML:1.0 | 0.00006474453999999999 | 0.1408 | AML | other | m | 2023-08-17T07:48:52.69 |