A magnitude Md 2.0 earthquake occured in region: 11 km NW Valfabbrica (PG), on
and geographic coordinates (lat, lon) 43.2390, 12.5280 at 10 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 |
---|---|---|---|---|
Valfabbrica | PG | 11 | 3389 | 3389 |
Gubbio | PG | 14 | 32216 | 35605 |
Umbertide | PG | 18 | 16681 | 52286 |
Perugia | PG | 18 | 166134 | 218420 |
Bastia Umbra | PG | 19 | 21874 | 240294 |
Assisi | PG | 20 | 28299 | 268593 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.0 | 1986-04-16 09:55:12 |
43.239 | 12.528 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 25689 |
Field | Value |
---|---|
Time (UTC) | 1986-04-16 09:55:12 ± 0.134 |
Latitude | 43.2390 ± 0.0066 |
Longitude | 12.5280 ± 0.0082 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 25689 |
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) | 995.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 194 |
Number of associated phases, regardless of their use for origin computation | 6 |
Number of defining phases | 6 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00146 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00356 |
Number of stations at which the event was observed | 3 |
Number of stations from which data was used for origin computation | 3 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 25689 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:27:27 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ARV.Z. | 1986-04-16T09:55:27.80 | 10.0 | undecidable | manual | SG | 49 | 0.3996 | 0.38 | 0 | |
--.ASS.Z. | 1986-04-16T09:55:21.00 | 10.0 | undecidable | manual | SG | 152 | 0.1998 | -0.02 | 1.1 | |
--.ARV.Z. | 1986-04-16T09:55:21.00 | 10.0 | undecidable | manual | PG | 49 | 0.3996 | -0.21 | 0.6 | |
--.PRG.Z. | 1986-04-16T09:55:20.00 | 10.0 | undecidable | manual | SG | 214 | 0.1665 | -0.02 | 0.7 | |
--.PRG.Z. | 1986-04-16T09:55:17.00 | 10.0 | undecidable | manual | PG | 214 | 0.1665 | 0.07 | 1.7 | |
--.ASS.Z. | 1986-04-16T09:55:17.50 | 10.0 | undecidable | manual | PG | 152 | 0.1998 | -0.01 | 1.9 |