A magnitude Md 2.0 earthquake occured in region: 2 km S Nocera Umbra (PG), on
and geographic coordinates (lat, lon) 43.0950, 12.7950 at 8 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 |
---|---|---|---|---|
Nocera Umbra | PG | 2 | 5839 | 5839 |
Valtopina | PG | 5 | 1398 | 7237 |
Serravalle di Chienti | MC | 13 | 1070 | 8307 |
Sefro | MC | 14 | 422 | 8729 |
Assisi | PG | 15 | 28299 | 37028 |
Spello | PG | 15 | 8645 | 45673 |
Gualdo Tadino | PG | 15 | 15208 | 60881 |
Fiuminata | MC | 15 | 1402 | 62283 |
Foligno | PG | 17 | 57155 | 119438 |
Valfabbrica | PG | 17 | 3389 | 122827 |
Pioraco | MC | 18 | 1134 | 123961 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.0 | 1997-11-11 14:56:23 |
43.095 | 12.795 | 8 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 311849 |
Field | Value |
---|---|
Time (UTC) | 1997-11-11 14:56:23 ± 0.121 |
Latitude | 43.0950 ± 0.0131 |
Longitude | 12.7950 ± 0.0191 |
Depth (km) | 8 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 311849 |
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) | 2122.4 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 122 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00097 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00372 |
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 | 2.0 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 311849 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:52:29 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ARV.Z. | 1997-11-11T14:56:38.56 | 10.0 | undecidable | manual | SG | 14 | 0.4107 | -0.42 | 0 | |
--.NRCA.Z. | 1997-11-11T14:56:37.13 | 10.0 | undecidable | manual | SG | 138 | 0.3441 | 0.33 | 0.1 | |
--.ARV.Z. | 1997-11-11T14:56:32.72 | 10.0 | undecidable | manual | PG | 14 | 0.4107 | 0.36 | 0.2 | |
--.SNTG.Z. | 1997-11-11T14:56:31.19 | 10.0 | undecidable | manual | SG | 33 | 0.1887 | -0.05 | 0.5 | |
--.NRCA.Z. | 1997-11-11T14:56:30.96 | 10.0 | negative | manual | PG | 138 | 0.3441 | -0.14 | 1.7 | |
--.ASS.Z. | 1997-11-11T14:56:28.23 | 10.0 | undecidable | manual | SG | 252 | 0.111 | -0.16 | 0.4 | |
--.SNTG.Z. | 1997-11-11T14:56:27.86 | 10.0 | positive | manual | PG | 33 | 0.1887 | -0.03 | 2.6 | |
--.ASS.Z. | 1997-11-11T14:56:26.28 | 10.0 | positive | manual | PG | 252 | 0.111 | 0.04 | 2.6 |