A magnitude Md 2.4 earthquake occured in region: 5 km SE Pietralunga (PG), on
and geographic coordinates (lat, lon) 43.4110, 12.4730 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 | 5 | 2111 | 2111 |
Gubbio | PG | 11 | 32216 | 34327 |
Montone | PG | 13 | 1680 | 36007 |
Cantiano | PU | 14 | 2245 | 38252 |
Scheggia e Pascelupo | PG | 16 | 1393 | 39645 |
Umbertide | PG | 16 | 16681 | 56326 |
Apecchio | PU | 17 | 1882 | 58208 |
CittĂ di Castello | PG | 20 | 39913 | 98121 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.4
ML-VAX 1.6 |
1987-07-30 19:17:45 |
43.411 | 12.473 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 53069 |
Field | Value |
---|---|
Time (UTC) | 1987-07-30 19:17:45 ± 0.22 |
Latitude | 43.4110 ± 0.0152 |
Longitude | 12.4730 ± 0.0176 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 53069 |
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) | 2208.9 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 139 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
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) | 0.00316 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00639 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 2.4 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 53069 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:51:12 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 53069 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.PGD.Z. | 1987-07-30T19:18:11.31 | 10.0 | undecidable | manual | SG | 311 | 0.7104 | 0.65 | 0.3 | |
--.CM8.Z. | 1987-07-30T19:18:05.60 | 10.0 | undecidable | manual | SG | 113 | 0.5328 | 0.76 | 0.4 | |
--.CRE.Z. | 1987-07-30T19:18:02.67 | 10.0 | undecidable | manual | SG | 299 | 0.4329 | 1.07 | 0.1 | |
--.PGD.Z. | 1987-07-30T19:17:59.61 | 10.0 | undecidable | manual | PG | 311 | 0.7104 | -0.55 | 0.9 | |
--.ARV.Z. | 1987-07-30T19:17:59.28 | 10.0 | undecidable | manual | SG | 75 | 0.3552 | 0.24 | 0.7 | |
--.ASS.Z. | 1987-07-30T19:17:59.51 | 10.0 | undecidable | manual | SG | 159 | 0.3663 | -0.16 | 0.7 | |
--.CM8.Z. | 1987-07-30T19:17:56.97 | 10.0 | undecidable | manual | PG | 113 | 0.5328 | 0.17 | 1.7 | |
--.CRE.Z. | 1987-07-30T19:17:54.26 | 10.0 | undecidable | manual | PG | 299 | 0.4329 | -0.66 | 0.8 | |
--.ARV.Z. | 1987-07-30T19:17:53.16 | 10.0 | positive | manual | PG | 75 | 0.3552 | -0.29 | 3.3 | |
--.ASS.Z. | 1987-07-30T19:17:53.29 | 10.0 | undecidable | manual | PG | 159 | 0.3663 | -0.52 | 1.2 |