A magnitude ML 0.6 earthquake occured in region: 4 km SE Sellano (PG), on
and geographic coordinates (lat, lon) 42.8550, 12.9510 at 9 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 |
---|---|---|---|---|
Sellano | PG | 4 | 1079 | 1079 |
Cerreto di Spoleto | PG | 5 | 1075 | 2154 |
Preci | PG | 8 | 724 | 2878 |
Vallo di Nera | PG | 12 | 364 | 3242 |
Norcia | PG | 14 | 4957 | 8199 |
Visso | MC | 14 | 1107 | 9306 |
Campello sul Clitunno | PG | 15 | 2442 | 11748 |
Poggiodomo | PG | 16 | 117 | 11865 |
Cascia | PG | 16 | 3217 | 15082 |
Monte Cavallo | MC | 16 | 145 | 15227 |
Sant'Anatolia di Narco | PG | 16 | 564 | 15791 |
Trevi | PG | 17 | 8469 | 24260 |
Castelsantangelo sul Nera | MC | 17 | 281 | 24541 |
Ussita | MC | 18 | 444 | 24985 |
Scheggino | PG | 19 | 461 | 25446 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.6 | 2023-04-17 02:32:03 |
42.8552 | 12.9508 | 9 | 2024-03-01 17:18:08 |
Bollettino Sismico Italiano INGV | 117283901 |
Field | Value |
---|---|
Time (UTC) | 2023-04-17 02:32:03 ± 0.24 |
Latitude | 42.8552 ± 0.0036 |
Longitude | 12.9508 ± 0.0086 |
Depth (km) | 9 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 117283901 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 627 |
Semi-minor axis of confidence ellipse (meter) | 213 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 277 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 630.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 153 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.12141 |
Epicentral distance of station farthest from the epicenter (degree) | 0.20684 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 0.6 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 117283901 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-05-12 10:50:06 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHZ. | 2023-04-17T02:32:11.77 | 0.6 | undecidable | manual | S | 29 | 22.9548 | 112 | -0.23 | 48 |
IV.GAVE.HNZ. | 2023-04-17T02:32:10.37 | 0.6 | undecidable | manual | S | 194 | 18.6702 | 116 | -0.26 | 48 |
IV.CESI.HHZ. | 2023-04-17T02:32:10.19 | 0.6 | undecidable | manual | S | 347 | 17.0718 | 118 | 0.06 | 50 |
IV.NRCA.HHZ. | 2023-04-17T02:32:09.18 | 0.6 | undecidable | manual | S | 100 | 13.4754 | 124 | 0.1 | 50 |
IV.FDMO.HHZ. | 2023-04-17T02:32:08.24 | 0.1 | undecidable | manual | P | 29 | 22.9548 | 112 | -0.13 | 98 |
IV.CESI.HHZ. | 2023-04-17T02:32:07.47 | 0.3 | positive | manual | P | 347 | 17.0718 | 118 | 0.17 | 73 |
IV.GAVE.HNZ. | 2023-04-17T02:32:07.65 | 0.1 | undecidable | manual | P | 194 | 18.6702 | 116 | 0.07 | 100 |
IV.NRCA.HHZ. | 2023-04-17T02:32:06.78 | 0.1 | undecidable | manual | P | 100 | 13.4754 | 124 | 0.09 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:0.5 | 0.000035703635 | 0.08 | AML | other | m | 2023-04-17T02:32:09.28 |
IV.NRCA.HHE. | ML:0.6 | 0.000044050920000000003 | 0.1408 | AML | other | m | 2023-04-17T02:32:09.31 |