A magnitude Md 2.3 earthquake occured in region: 4 km S San Giustino (PG), on
and geographic coordinates (lat, lon) 43.5140, 12.1810 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 |
---|---|---|---|---|
San Giustino | PG | 4 | 11297 | 11297 |
Citerna | PG | 5 | 3531 | 14828 |
Monterchi | AR | 6 | 1757 | 16585 |
Sansepolcro | AR | 7 | 15884 | 32469 |
CittĂ di Castello | PG | 8 | 39913 | 72382 |
Monte Santa Maria Tiberina | PG | 9 | 1183 | 73565 |
Anghiari | AR | 10 | 5638 | 79203 |
Borgo Pace | PU | 19 | 606 | 79809 |
Mercatello sul Metauro | PU | 20 | 1378 | 81187 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3 | 1997-10-04 04:01:52 |
43.514 | 12.181 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 288839 |
Field | Value |
---|---|
Time (UTC) | 1997-10-04 04:01:52 ± 0.396 |
Latitude | 43.5140 ± 0.0270 |
Longitude | 12.1810 ± 0.0304 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 288839 |
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) | 3875.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 124 |
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) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00170 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00575 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 288839 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:32:06 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SFI.Z. | 1997-10-04T04:02:09.00 | 10.0 | undecidable | manual | SG | 328 | 0.444 | -1 | 0.1 | |
--.ASS.Z. | 1997-10-04T04:02:05.00 | 10.0 | undecidable | manual | PG | 142 | 0.5661 | 0.42 | 0.9 | |
--.CSNT.Z. | 1997-10-04T04:02:04.81 | 10.0 | undecidable | manual | PG | 266 | 0.6327 | -1.24 | 0.2 | |
--.SFI.Z. | 1997-10-04T04:02:02.63 | 10.0 | undecidable | manual | PG | 328 | 0.444 | 0.06 | 1.3 | |
--.RSM.Z. | 1997-10-04T04:02:02.42 | 10.0 | positive | manual | PG | 24 | 0.444 | -0.16 | 2.5 | |
--.CRE.Z. | 1997-10-04T04:02:01.00 | 10.0 | undecidable | manual | SG | 302 | 0.1887 | 0.79 | 0.2 | |
--.CRE.Z. | 1997-10-04T04:01:57.50 | 10.0 | positive | manual | PG | 302 | 0.1887 | 0.58 | 1.7 |