A magnitude Md 2.5 earthquake occured in region: 5 km E Valtopina (PG), on
and geographic coordinates (lat, lon) 43.0670, 12.8110 at 26 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 |
---|---|---|---|---|
Valtopina | PG | 5 | 1398 | 1398 |
Nocera Umbra | PG | 5 | 5839 | 7237 |
Serravalle di Chienti | MC | 12 | 1070 | 8307 |
Spello | PG | 14 | 8645 | 16952 |
Sefro | MC | 14 | 422 | 17374 |
Foligno | PG | 15 | 57155 | 74529 |
Assisi | PG | 16 | 28299 | 102828 |
Fiuminata | MC | 17 | 1402 | 104230 |
Monte Cavallo | MC | 18 | 145 | 104375 |
Gualdo Tadino | PG | 19 | 15208 | 119583 |
Pioraco | MC | 19 | 1134 | 120717 |
Muccia | MC | 19 | 915 | 121632 |
Pieve Torina | MC | 20 | 1458 | 123090 |
Valfabbrica | PG | 20 | 3389 | 126479 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5 | 1997-12-26 05:10:38 |
43.067 | 12.811 | 26 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 318089 |
Field | Value |
---|---|
Time (UTC) | 1997-12-26 05:10:38 ± 0.187 |
Latitude | 43.0670 ± 0.0112 |
Longitude | 12.8110 ± 0.0337 |
Depth (km) | 26 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 318089 |
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) | 3004.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 109 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
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) | 0.00097 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00615 |
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 | 2.5 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 318089 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:58:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.MNS.Z. | 1997-12-26T05:11:02.30 | 10.0 | undecidable | manual | SN | 187 | 0.6882 | 0.42 | 0.5 | |
--.FB9.Z. | 1997-12-26T05:11:00.00 | 10.0 | undecidable | manual | SN | 357 | 0.6216 | -0.37 | 0.6 | |
--.ARV.Z. | 1997-12-26T05:10:55.63 | 10.0 | undecidable | manual | SG | 12 | 0.444 | 0.33 | 0.7 | |
--.MNS.Z. | 1997-12-26T05:10:51.48 | 10.0 | undecidable | manual | PN | 187 | 0.6882 | -0.38 | 1.3 | |
--.NRCA.Z. | 1997-12-26T05:10:51.56 | 10.0 | undecidable | manual | SG | 136 | 0.3108 | -0.33 | 0.7 | |
--.FB9.Z. | 1997-12-26T05:10:50.78 | 10.0 | undecidable | manual | PN | 357 | 0.6216 | -0.21 | 1.6 | |
--.ARV.Z. | 1997-12-26T05:10:48.80 | 10.0 | undecidable | manual | PG | 12 | 0.444 | 0.73 | 0.8 | |
--.SNTG.Z. | 1997-12-26T05:10:47.89 | 10.0 | undecidable | manual | SG | 26 | 0.2109 | -1.18 | 0.1 | |
--.NRCA.Z. | 1997-12-26T05:10:46.34 | 10.0 | undecidable | manual | PG | 136 | 0.3108 | 0.25 | 2 | |
--.ASS.Z. | 1997-12-26T05:10:46.28 | 10.0 | undecidable | manual | SG | 267 | 0.111 | -0.98 | 0.2 | |
--.SNTG.Z. | 1997-12-26T05:10:44.37 | 10.0 | undecidable | manual | PG | 26 | 0.2109 | -0.1 | 2.2 | |
--.ASS.Z. | 1997-12-26T05:10:43.97 | 10.0 | undecidable | manual | PG | 267 | 0.111 | 0.55 | 1.3 |