A magnitude Md 2.0 earthquake occured in region: 7 km S Gualdo Tadino (PG), on
and geographic coordinates (lat, lon) 43.1750, 12.7660 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 |
---|---|---|---|---|
Gualdo Tadino | PG | 7 | 15208 | 15208 |
Nocera Umbra | PG | 7 | 5839 | 21047 |
Valtopina | PG | 13 | 1398 | 22445 |
Valfabbrica | PG | 13 | 3389 | 25834 |
Fossato di Vico | PG | 13 | 2840 | 28674 |
Fiuminata | MC | 14 | 1402 | 30076 |
Sefro | MC | 15 | 422 | 30498 |
Assisi | PG | 17 | 28299 | 58797 |
Esanatoglia | MC | 17 | 2034 | 60831 |
Sigillo | PG | 18 | 2404 | 63235 |
Pioraco | MC | 18 | 1134 | 64369 |
Serravalle di Chienti | MC | 19 | 1070 | 65439 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.0 | 1998-04-08 03:53:38 |
43.175 | 12.766 | 7 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 332769 |
Field | Value |
---|---|
Time (UTC) | 1998-04-08 03:53:38 ± 0.006 |
Latitude | 43.1750 ± 0.0004 |
Longitude | 12.7660 ± 0.0006 |
Depth (km) | 7 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 332769 |
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) | 68.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 165 |
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 |
Epicentral distance of station closest to the epicenter (degree) | 0.00121 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00380 |
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 | 332769 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 22:11:47 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.NRCA.Z. | 1998-04-08T03:53:54.21 | 10.0 | undecidable | manual | SG | 143 | 0.4218 | 0.01 | 0.3 | |
--.NRCA.Z. | 1998-04-08T03:53:47.41 | 10.0 | undecidable | manual | PG | 143 | 0.4218 | -0.01 | 0.8 | |
--.ARV.Z. | 1998-04-08T03:53:46.00 | 10.0 | undecidable | manual | PG | 21 | 0.3441 | 0.01 | 0.9 | |
--.ASS.Z. | 1998-04-08T03:53:44.14 | 10.0 | undecidable | manual | SG | 216 | 0.1332 | 0.02 | 0.4 | |
--.SNTG.Z. | 1998-04-08T03:53:44.50 | 10.0 | undecidable | manual | SG | 57 | 0.1443 | 0.02 | 0.4 | |
--.ASS.Z. | 1998-04-08T03:53:41.59 | 10.0 | positive | manual | PG | 216 | 0.1332 | 0 | 2.1 | |
--.SNTG.Z. | 1998-04-08T03:53:41.80 | 10.0 | positive | manual | PG | 57 | 0.1443 | 0 | 2.1 |