A magnitude Md 2.3 earthquake occured in region: 4 km N Gubbio (PG), on
and geographic coordinates (lat, lon) 43.3860, 12.5780 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 |
---|---|---|---|---|
Gubbio | PG | 4 | 32216 | 32216 |
Scheggia e Pascelupo | PG | 8 | 1393 | 33609 |
Cantiano | PU | 11 | 2245 | 35854 |
Costacciaro | PG | 11 | 1216 | 37070 |
Pietralunga | PG | 13 | 2111 | 39181 |
Sigillo | PG | 15 | 2404 | 41585 |
Fossato di Vico | PG | 18 | 2840 | 44425 |
Cagli | PU | 19 | 8731 | 53156 |
Frontone | PU | 19 | 1300 | 54456 |
Serra Sant'Abbondio | PU | 20 | 1027 | 55483 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3 | 1987-07-11 21:45:05 |
43.386 | 12.578 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 51659 |
Field | Value |
---|---|
Time (UTC) | 1987-07-11 21:45:05 ± 0.255 |
Latitude | 43.3860 ± 0.0168 |
Longitude | 12.5780 ± 0.0213 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 51659 |
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) | 2542.8 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 126 |
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) | 0.5 |
Epicentral distance of station closest to the epicenter (degree) | 0.00259 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00704 |
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 | 51659 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:50:02 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.PGD.Z. | 1987-07-11T21:45:32.00 | 10.0 | undecidable | manual | SG | 308 | 0.777 | -0.78 | 0.3 | |
--.PGD.Z. | 1987-07-11T21:45:22.40 | 10.0 | undecidable | manual | PG | 308 | 0.777 | 1.13 | 0.4 | |
--.CRE.Z. | 1987-07-11T21:45:22.60 | 10.0 | undecidable | manual | SG | 297 | 0.4995 | -1.25 | 0.2 | |
--.ASS.Z. | 1987-07-11T21:45:18.50 | 10.0 | undecidable | manual | SG | 170 | 0.3219 | 0.5 | 0.7 | |
--.ARV.Z. | 1987-07-11T21:45:17.20 | 10.0 | undecidable | manual | SG | 67 | 0.2886 | 0.3 | 0.8 | |
--.CRE.Z. | 1987-07-11T21:45:16.25 | 10.0 | undecidable | manual | PG | 297 | 0.4995 | 0.14 | 2 | |
--.ASS.Z. | 1987-07-11T21:45:12.35 | 10.0 | undecidable | manual | PG | 170 | 0.3219 | -0.38 | 1.8 | |
--.ARV.Z. | 1987-07-11T21:45:11.59 | 10.0 | undecidable | manual | PG | 67 | 0.2886 | -0.4 | 1.8 |