A magnitude Md 2.1 earthquake occured in region: 5 km NW Sellano (PG), on
and geographic coordinates (lat, lon) 42.9160, 12.8790 at 17 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 | 5 | 1079 | 1079 |
Cerreto di Spoleto | PG | 11 | 1075 | 2154 |
Trevi | PG | 11 | 8469 | 10623 |
Monte Cavallo | MC | 13 | 145 | 10768 |
Campello sul Clitunno | PG | 13 | 2442 | 13210 |
Preci | PG | 14 | 724 | 13934 |
Foligno | PG | 15 | 57155 | 71089 |
Vallo di Nera | PG | 16 | 364 | 71453 |
Visso | MC | 17 | 1107 | 72560 |
Serravalle di Chienti | MC | 18 | 1070 | 73630 |
Montefalco | PG | 19 | 5679 | 79309 |
Spello | PG | 19 | 8645 | 87954 |
Valtopina | PG | 19 | 1398 | 89352 |
Castel Ritaldi | PG | 20 | 3278 | 92630 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1 | 1997-10-24 00:38:42 |
42.916 | 12.879 | 17 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 305299 |
Field | Value |
---|---|
Time (UTC) | 1997-10-24 00:38:42 ± 0.179 |
Latitude | 42.9160 ± 0.0049 |
Longitude | 12.8790 ± 0.0156 |
Depth (km) | 17 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 305299 |
Field | Value |
---|---|
Preferred uncertainty description | horizontal uncertainty |
Semi-major axis of confidence ellipse (meter) | |
Semi-minor axis of confidence ellipse (meter) | |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1382.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 116 |
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) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00170 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00526 |
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 | 2.1 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 305299 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:46:38 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ARV.Z. | 1997-10-24T00:39:02.99 | 10.0 | undecidable | manual | SG | 4 | 0.5883 | 0.04 | 0.7 | |
--.MNS.Z. | 1997-10-24T00:39:01.85 | 10.0 | undecidable | manual | SG | 195 | 0.5439 | 0.02 | 0.7 | |
--.ARV.Z. | 1997-10-24T00:38:54.30 | 10.0 | undecidable | manual | PG | 4 | 0.5883 | -0.11 | 1.6 | |
--.MNS.Z. | 1997-10-24T00:38:53.47 | 10.0 | undecidable | manual | PG | 195 | 0.5439 | -0.03 | 1.8 | |
--.NRCA.Z. | 1997-10-24T00:38:51.00 | 10.0 | undecidable | manual | SG | 115 | 0.1887 | 0.21 | 0.6 | |
--.ASS.Z. | 1997-10-24T00:38:51.15 | 10.0 | undecidable | manual | SG | 311 | 0.2109 | -0.52 | 0.1 | |
--.ASS.Z. | 1997-10-24T00:38:48.20 | 10.0 | undecidable | manual | PG | 311 | 0.2109 | 0.39 | 0.6 | |
--.NRCA.Z. | 1997-10-24T00:38:47.00 | 10.0 | undecidable | manual | PG | 115 | 0.1887 | -0.13 | 1.9 |