A magnitude Md 2.1 earthquake occured in region: 7 km E Pietralunga (PG), on
and geographic coordinates (lat, lon) 43.4650, 12.5230 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 |
---|---|---|---|---|
Pietralunga | PG | 7 | 2111 | 2111 |
Cantiano | PU | 9 | 2245 | 4356 |
Gubbio | PG | 13 | 32216 | 36572 |
Apecchio | PU | 13 | 1882 | 38454 |
Scheggia e Pascelupo | PG | 14 | 1393 | 39847 |
Cagli | PU | 14 | 8731 | 48578 |
Piobbico | PU | 14 | 2029 | 50607 |
Frontone | PU | 18 | 1300 | 51907 |
Costacciaro | PG | 19 | 1216 | 53123 |
Montone | PG | 19 | 1680 | 54803 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1 | 1985-02-12 09:05:00 |
43.465 | 12.523 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 1539 |
Field | Value |
---|---|
Time (UTC) | 1985-02-12 09:05:00 ± 0.315 |
Latitude | 43.4650 ± 0.0110 |
Longitude | 12.5230 ± 0.0179 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 1539 |
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) | 1895.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 276 |
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) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00275 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00469 |
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 | 2.1 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 1539 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:06:38 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.CM8.Z. | 1985-02-12T09:05:19.60 | 10.0 | undecidable | manual | SG | 120 | 0.5217 | -0.1 | 1 | |
--.AS1.Z. | 1985-02-12T09:05:16.00 | 10.0 | undecidable | manual | SG | 167 | 0.3996 | -0.08 | 0.7 | |
--.CM8.Z. | 1985-02-12T09:05:12.30 | 10.0 | undecidable | manual | PG | 120 | 0.5217 | 0.55 | 0.3 | |
--.AR1.Z. | 1985-02-12T09:05:12.50 | 10.0 | undecidable | manual | SG | 83 | 0.3108 | -0.13 | 0.7 | |
--.AS1.Z. | 1985-02-12T09:05:09.50 | 10.0 | undecidable | manual | PG | 167 | 0.3996 | -0.16 | 1.6 | |
--.AR1.Z. | 1985-02-12T09:05:07.50 | 10.0 | undecidable | manual | PG | 83 | 0.3108 | -0.17 | 1.6 |