A magnitude Md 2.3 earthquake occured in region: 8 km SW Gualdo Tadino (PG), on
and geographic coordinates (lat, lon) 43.1860, 12.7080 at 5 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 | 8 | 15208 | 15208 |
Valfabbrica | PG | 9 | 3389 | 18597 |
Nocera Umbra | PG | 11 | 5839 | 24436 |
Fossato di Vico | PG | 13 | 2840 | 27276 |
Valtopina | PG | 15 | 1398 | 28674 |
Assisi | PG | 15 | 28299 | 56973 |
Sigillo | PG | 17 | 2404 | 59377 |
Fiuminata | MC | 18 | 1402 | 60779 |
Bastia Umbra | PG | 18 | 21874 | 82653 |
Costacciaro | PG | 19 | 1216 | 83869 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3
ML-VAX 1.8 |
1997-09-26 17:41:50 |
43.186 | 12.708 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 280209 |
Field | Value |
---|---|
Time (UTC) | 1997-09-26 17:41:50 ± 0.169 |
Latitude | 43.1860 ± 0.0084 |
Longitude | 12.7080 ± 0.0191 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 280209 |
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) | 1809.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 119 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.5 |
Epicentral distance of station closest to the epicenter (degree) | 0.00113 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01514 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 280209 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:24:32 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 280209 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.SFI.Z. | 1997-09-26T17:42:24.50 | 10.0 | undecidable | manual | SG | 319 | 0.9435 | 0.79 | 0.4 | |
--.AQU.Z. | 1997-09-26T17:42:23.39 | 10.0 | undecidable | manual | SG | 148 | 0.9657 | -1.1 | 0.2 | |
--.SDI.Z. | 1997-09-26T17:42:20.30 | 10.0 | undecidable | manual | PN | 150 | 1.6761 | 0.01 | 1.4 | |
--.MNS.Z. | 1997-09-26T17:42:18.26 | 10.0 | undecidable | manual | SG | 181 | 0.7992 | -0.64 | 0.5 | |
--.PQ9.Z. | 1997-09-26T17:42:15.00 | 10.0 | undecidable | manual | PN | 156 | 1.2654 | 0.4 | 1.4 | |
--.CRE.Z. | 1997-09-26T17:42:14.90 | 10.0 | undecidable | manual | SG | 308 | 0.6882 | -0.78 | 0.4 | |
--.AQU.Z. | 1997-09-26T17:42:11.21 | 10.0 | undecidable | manual | PG | 148 | 0.9657 | 1.16 | 0.5 | |
--.CSNT.Z. | 1997-09-26T17:42:11.90 | 10.0 | undecidable | manual | PG | 285 | 1.0656 | 0.1 | 1.8 | |
--.SFI.Z. | 1997-09-26T17:42:10.63 | 10.0 | undecidable | manual | PG | 319 | 0.9435 | 1.02 | 0.7 | |
--.FB9.Z. | 1997-09-26T17:42:09.39 | 10.0 | undecidable | manual | SG | 5 | 0.4995 | -0.14 | 0.8 | |
--.MNS.Z. | 1997-09-26T17:42:07.51 | 10.0 | undecidable | manual | PG | 181 | 0.7992 | 0.68 | 1.3 | |
--.ARV.Z. | 1997-09-26T17:42:04.13 | 10.0 | undecidable | manual | SG | 28 | 0.3552 | -0.05 | 0.9 | |
--.CRE.Z. | 1997-09-26T17:42:04.85 | 10.0 | undecidable | manual | PG | 308 | 0.6882 | -0.11 | 2.1 | |
--.FB9.Z. | 1997-09-26T17:42:00.60 | 10.0 | undecidable | manual | PG | 5 | 0.4995 | -0.81 | 1 | |
--.ARV.Z. | 1997-09-26T17:41:58.13 | 10.0 | undecidable | manual | PG | 28 | 0.3552 | -0.2 | 2.1 | |
--.ASS.Z. | 1997-09-26T17:41:55.11 | 10.0 | undecidable | manual | SG | 198 | 0.1221 | -0.51 | 0.7 | |
--.ASS.Z. | 1997-09-26T17:41:52.43 | 10.0 | undecidable | manual | PG | 198 | 0.1221 | -0.95 | 0.8 |