A magnitude Md 2.1 earthquake occured in region: 3 km NW Cagli (PU), on
and geographic coordinates (lat, lon) 43.5660, 12.6180 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 |
---|---|---|---|---|
Cagli | PU | 3 | 8731 | 8731 |
Acqualagna | PU | 7 | 4393 | 13124 |
Piobbico | PU | 9 | 2029 | 15153 |
Cantiano | PU | 10 | 2245 | 17398 |
Frontone | PU | 11 | 1300 | 18698 |
Fermignano | PU | 13 | 8596 | 27294 |
Urbania | PU | 14 | 7099 | 34393 |
Serra Sant'Abbondio | PU | 15 | 1027 | 35420 |
Apecchio | PU | 16 | 1882 | 37302 |
Peglio | PU | 18 | 696 | 37998 |
Pergola | PU | 18 | 6333 | 44331 |
Urbino | PU | 18 | 15019 | 59350 |
Scheggia e Pascelupo | PG | 18 | 1393 | 60743 |
Sant'Angelo in Vado | PU | 20 | 4133 | 64876 |
Pietralunga | PG | 20 | 2111 | 66987 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1
ML-VAX 2.0 |
1987-12-09 19:06:23 |
43.566 | 12.618 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 59459 |
Field | Value |
---|---|
Time (UTC) | 1987-12-09 19:06:23 ± 1.149 |
Latitude | 43.5660 ± 0.0506 |
Longitude | 12.6180 ± 0.0607 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 59459 |
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) | 7452.2 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 273 |
Number of associated phases, regardless of their use for origin computation | 7 |
Number of defining phases | 7 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.6 |
Epicentral distance of station closest to the epicenter (degree) | 0.00219 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00639 |
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 | 59459 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:56:48 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 59459 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.AM8.Z. | 1987-12-09T19:06:47.48 | 10.0 | undecidable | manual | SG | 91 | 0.7104 | -0.34 | 0.5 | |
--.CM8.Z. | 1987-12-09T19:06:42.50 | 10.0 | undecidable | manual | SG | 134 | 0.5328 | -0.01 | 0.6 | |
--.ASS.Z. | 1987-12-09T19:06:41.50 | 10.0 | undecidable | manual | SG | 177 | 0.4995 | 0.35 | 0.6 | |
--.AM8.Z. | 1987-12-09T19:06:36.47 | 10.0 | undecidable | manual | PG | 91 | 0.7104 | -0.88 | 0.9 | |
--.ASS.Z. | 1987-12-09T19:06:33.50 | 10.0 | negative | manual | PG | 177 | 0.4995 | 0 | 3.2 | |
--.CM8.Z. | 1987-12-09T19:06:32.92 | 10.0 | undecidable | manual | PG | 134 | 0.5328 | -1.1 | 0.9 | |
--.ARV.Z. | 1987-12-09T19:06:30.66 | 10.0 | undecidable | manual | PG | 106 | 0.2442 | 1.95 | 0.2 |