A magnitude Md 2.3 earthquake occured in region: 2 km NW Bastia Umbra (PG), on
and geographic coordinates (lat, lon) 43.0870, 12.5400 at 20 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 |
---|---|---|---|---|
Bastia Umbra | PG | 2 | 21874 | 21874 |
Assisi | PG | 6 | 28299 | 50173 |
Bettona | PG | 9 | 4367 | 54540 |
Valfabbrica | PG | 10 | 3389 | 57929 |
Cannara | PG | 11 | 4305 | 62234 |
Torgiano | PG | 11 | 6725 | 68959 |
Perugia | PG | 13 | 166134 | 235093 |
Spello | PG | 15 | 8645 | 243738 |
Deruta | PG | 15 | 9669 | 253407 |
Valtopina | PG | 18 | 1398 | 254805 |
Bevagna | PG | 18 | 5081 | 259886 |
Gualdo Cattaneo | PG | 20 | 6155 | 266041 |
Foligno | PG | 20 | 57155 | 323196 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3 | 1986-03-05 15:17:45 |
43.087 | 12.54 | 20 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 23689 |
Field | Value |
---|---|
Time (UTC) | 1986-03-05 15:17:45 ± 0.429 |
Latitude | 43.0870 ± 0.0163 |
Longitude | 12.5400 ± 0.0290 |
Depth (km) | 20 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 23689 |
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) | 2972.3 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 117 |
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) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00073 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00631 |
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 | 2.3 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 23689 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:25:41 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.MNS.Z. | 1986-03-05T15:18:11.00 | 10.0 | undecidable | manual | SG | 171 | 0.6993 | 0.91 | 0.1 | |
--.ARV.Z. | 1986-03-05T15:18:03.80 | 10.0 | undecidable | manual | SG | 35 | 0.4995 | 0.14 | 0.7 | |
--.MNS.Z. | 1986-03-05T15:17:59.00 | 10.0 | undecidable | manual | PG | 171 | 0.6993 | -0.55 | 0.8 | |
--.ARV.Z. | 1986-03-05T15:17:55.80 | 10.0 | undecidable | manual | PG | 35 | 0.4995 | -0.05 | 1.9 | |
--.PRG.Z. | 1986-03-05T15:17:53.00 | 10.0 | undecidable | manual | SG | 277 | 0.0999 | 0.45 | 0.6 | |
--.ASS.Z. | 1986-03-05T15:17:51.50 | 10.0 | undecidable | manual | SG | 106 | 0.0777 | -0.73 | 0.3 | |
--.ASS.Z. | 1986-03-05T15:17:49.50 | 10.0 | undecidable | manual | PG | 106 | 0.0777 | 0.26 | 2 | |
--.PRG.Z. | 1986-03-05T15:17:49.00 | 10.0 | undecidable | manual | PG | 277 | 0.0999 | -0.43 | 1.5 |