A magnitude Md 2.2 earthquake occured in region: 5 km E Lisciano Niccone (PG), on
and geographic coordinates (lat, lon) 43.2340, 12.1990 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 |
---|---|---|---|---|
Lisciano Niccone | PG | 5 | 613 | 613 |
Passignano sul Trasimeno | PG | 7 | 5746 | 6359 |
Magione | PG | 10 | 14865 | 21224 |
Tuoro sul Trasimeno | PG | 11 | 3780 | 25004 |
Umbertide | PG | 13 | 16681 | 41685 |
Corciano | PG | 14 | 21332 | 63017 |
Castiglione del Lago | PG | 17 | 15527 | 78544 |
Cortona | AR | 18 | 22450 | 100994 |
Montone | PG | 18 | 1680 | 102674 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2
ML-VAX 1.8 |
1987-10-26 20:12:35 |
43.234 | 12.199 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 57689 |
Field | Value |
---|---|
Time (UTC) | 1987-10-26 20:12:35 ± 0.413 |
Latitude | 43.2340 ± 0.0331 |
Longitude | 12.1990 ± 0.0449 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 57689 |
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) | 5177.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 214 |
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) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00332 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00656 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 57689 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:55:17 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 57689 |
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. | 1987-10-26T20:13:01.40 | 10.0 | undecidable | manual | SG | 332 | 0.7215 | 0.2 | 0.5 | |
--.ARV.Z. | 1987-10-26T20:12:58.26 | 10.0 | undecidable | manual | SG | 64 | 0.5994 | 1.09 | 0 | |
--.PGD.Z. | 1987-10-26T20:12:51.20 | 10.0 | undecidable | manual | PG | 332 | 0.7215 | 0.7 | 0.4 | |
--.SS9.Z. | 1987-10-26T20:12:50.36 | 10.0 | undecidable | manual | PG | 340 | 0.7326 | -0.2 | 1.4 | |
--.ASS.Z. | 1987-10-26T20:12:50.40 | 10.0 | undecidable | manual | SG | 117 | 0.3663 | 0.25 | 0.6 | |
--.CRE.Z. | 1987-10-26T20:12:50.73 | 10.0 | undecidable | manual | SG | 335 | 0.4218 | -0.74 | 0.2 | |
--.CM8.Z. | 1987-10-26T20:12:49.42 | 10.0 | undecidable | manual | PG | 93 | 0.6882 | -0.37 | 1.1 | |
--.ARV.Z. | 1987-10-26T20:12:47.61 | 10.0 | undecidable | manual | PG | 64 | 0.5994 | -0.57 | 0.7 | |
--.CRE.Z. | 1987-10-26T20:12:44.84 | 10.0 | undecidable | manual | PG | 335 | 0.4218 | -0.05 | 1.7 | |
--.ASS.Z. | 1987-10-26T20:12:43.99 | 10.0 | negative | manual | PG | 117 | 0.3663 | 0.07 | 3.4 |