A magnitude ML 0.9 earthquake occured in region: 2 km SE Preci (PG), on
and geographic coordinates (lat, lon) 42.8630, 13.0480 at 10 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 |
---|---|---|---|---|
Preci | PG | 2 | 724 | 724 |
Visso | MC | 8 | 1107 | 1831 |
Norcia | PG | 9 | 4957 | 6788 |
Castelsantangelo sul Nera | MC | 9 | 281 | 7069 |
Sellano | PG | 10 | 1079 | 8148 |
Cerreto di Spoleto | PG | 12 | 1075 | 9223 |
Ussita | MC | 12 | 444 | 9667 |
Monte Cavallo | MC | 15 | 145 | 9812 |
Cascia | PG | 16 | 3217 | 13029 |
Vallo di Nera | PG | 18 | 364 | 13393 |
Poggiodomo | PG | 19 | 117 | 13510 |
Fiordimonte | MC | 20 | 202 | 13712 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2021-12-05 23:30:50 |
42.8628 | 13.0475 | 10 | 2021-12-05 23:41:51 |
Sala Sismica INGV-Roma | 98194241 |
Field | Value |
---|---|
Time (UTC) | 2021-12-05 23:30:50 ± 0.07 |
Latitude | 42.8628 ± 0.0027 |
Longitude | 13.0475 ± 0.0049 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 98194241 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 377 |
Semi-minor axis of confidence ellipse (meter) | 319 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 285 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 380.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 111 |
Number of associated phases, regardless of their use for origin computation | 23 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.25990 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 98194241 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-12-05 23:41:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SARZ.HHZ. | 2021-12-05T23:32:21.03 | 3.0 | undecidable | manual | Sn | -1.81 | 0 | |||
IV.GIZZ.HHZ. | 2021-12-05T23:31:57.03 | 3.0 | negative | manual | Pg | 3.11 | 0 | |||
OX.PLRO.HHZ. | 2021-12-05T23:31:51.75 | 3.0 | negative | manual | Pg | 7.19 | 0 | |||
OT.OT17.EHZ. | 2021-12-05T23:31:47.73 | 3.0 | undecidable | manual | Sg | 0.22 | 0 | |||
IV.VOBA.EHZ. | 2021-12-05T23:31:40.29 | 3.0 | negative | manual | Pn | 1.98 | 0 | |||
IV.POFI.HHZ. | 2021-12-05T23:31:09.84 | 3.0 | undecidable | manual | Sg | -9.99 | 0 | |||
IV.LNSS.HHZ. | 2021-12-05T23:31:01.43 | 0.3 | undecidable | manual | S | 181 | 28.8489 | 50 | 0 | 73 |
IV.GAVE.HNZ. | 2021-12-05T23:30:59.34 | 0.3 | undecidable | manual | S | 213 | 22.6551 | 113 | -0.16 | 72 |
IV.FDMO.HHZ. | 2021-12-05T23:30:58.11 | 0.3 | undecidable | manual | S | 10 | 19.5693 | 116 | -0.4 | 69 |
IV.CESI.HHZ. | 2021-12-05T23:30:58.53 | 0.3 | undecidable | manual | S | 324 | 19.5693 | 116 | 0.01 | 75 |
IT.MTCL.HGE. | 2021-12-05T23:30:57.01 | 0.3 | undecidable | manual | S | 345 | 15.0738 | 123 | -0.14 | 73 |
IV.LNSS.HHZ. | 2021-12-05T23:30:56.80 | 0.3 | undecidable | manual | P | 181 | 28.8489 | 50 | -0.21 | 70 |
IV.MC2.EHZ. | 2021-12-05T23:30:56.54 | 0.3 | undecidable | manual | S | 65 | 12.6762 | 127 | 0.06 | 75 |
IV.FEMA.HNE. | 2021-12-05T23:30:56.00 | 0.3 | undecidable | manual | S | 1 | 10.9779 | 131 | -0.03 | 75 |
IV.GAVE.HNZ. | 2021-12-05T23:30:56.00 | 0.1 | undecidable | manual | P | 213 | 22.6551 | 113 | 0.11 | 97 |
IV.CESI.HHZ. | 2021-12-05T23:30:55.46 | 0.3 | undecidable | manual | P | 324 | 19.5693 | 116 | 0.14 | 73 |
IV.FDMO.HHZ. | 2021-12-05T23:30:55.25 | 0.3 | undecidable | manual | P | 10 | 19.5693 | 116 | -0.07 | 74 |
IT.MTCL.HGE. | 2021-12-05T23:30:54.59 | 0.1 | undecidable | manual | P | 345 | 15.0738 | 123 | 0.06 | 99 |
IV.NRCA.HHZ. | 2021-12-05T23:30:54.77 | 0.3 | undecidable | manual | S | 121 | 6.2937 | 147 | -0.17 | 74 |
IV.MC2.EHZ. | 2021-12-05T23:30:54.24 | 0.1 | undecidable | manual | P | 65 | 12.6762 | 127 | 0.1 | 99 |
IV.FEMA.HNE. | 2021-12-05T23:30:54.32 | 0.3 | undecidable | manual | P | 1 | 10.9779 | 131 | 0.44 | 69 |
IV.NRCA.HHZ. | 2021-12-05T23:30:53.35 | 0.1 | undecidable | manual | P | 121 | 6.2937 | 147 | 0.09 | 100 |
IV.BARO.EHZ. | 2021-12-05T23:30:50.18 | 3.0 | undecidable | manual | P | -9.99 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.3 | 0.0003285 | 0.08 | AML | other | m | 2021-12-05T23:30:54.82 |
IV.NRCA.HHE. | ML:0.9 | 0.00013196825 | 0.064 | AML | other | m | 2021-12-05T23:30:55.12 |
IV.NRCA.HNE. | ML:0.9 | 0.0001356729 | 0.0768 | AML | other | m | 2021-12-05T23:30:55.15 |
IV.NRCA.HNN. | ML:1.2 | 0.0002834432 | 0.0768 | AML | other | m | 2021-12-05T23:30:54.82 |
IV.MC2.EHE. | ML:0.9 | 0.000081589225 | 0.1664 | AML | other | m | 2021-12-05T23:30:56.65 |
IV.MC2.EHN. | ML:1.0 | 0.00011006071499999999 | 0.2432 | AML | other | m | 2021-12-05T23:30:58.05 |
IV.FDMO.HHE. | ML:0.5 | 0.000023557425 | 0.1792 | AML | other | m | 2021-12-05T23:30:58.67 |
IV.FDMO.HHN. | ML:0.1 | 0.0000123825145 | 0.1408 | AML | other | m | 2021-12-05T23:30:58.31 |