A magnitude Md 2.3 earthquake occured in region: 2 km E Poggibonsi (SI), on
and geographic coordinates (lat, lon) 43.4700, 11.1730 at 10 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 |
---|---|---|---|---|
Poggibonsi | SI | 2 | 29196 | 29196 |
Colle di Val d'Elsa | SI | 7 | 21620 | 50816 |
Barberino Val d'Elsa | FI | 8 | 4386 | 55202 |
Monteriggioni | SI | 9 | 9810 | 65012 |
Castellina in Chianti | SI | 9 | 2859 | 67871 |
Tavarnelle Val di Pesa | FI | 10 | 7800 | 75671 |
San Gimignano | SI | 10 | 7820 | 83491 |
Certaldo | FI | 14 | 16121 | 99612 |
Radda in Chianti | SI | 16 | 1613 | 101225 |
Greve in Chianti | FI | 17 | 13862 | 115087 |
Casole d'Elsa | SI | 18 | 3897 | 118984 |
Gambassi Terme | FI | 19 | 4870 | 123854 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3 | 1993-12-10 03:29:52 |
43.47 | 11.173 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 201739 |
Field | Value |
---|---|
Time (UTC) | 1993-12-10 03:29:52 ± 0.332 |
Latitude | 43.4700 ± 0.0271 |
Longitude | 11.1730 ± 0.0113 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 201739 |
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) | 3145.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 223 |
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) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00478 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00648 |
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 | 2.3 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 201739 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 20:09:41 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SFI.Z. | 1993-12-10T03:30:15.81 | 10.0 | undecidable | manual | SG | 47 | 0.6438 | 0.06 | 0.7 | |
--.CRE.Z. | 1993-12-10T03:30:12.85 | 10.0 | undecidable | manual | SG | 74 | 0.5772 | -0.67 | 0.1 | |
--.PII.Z. | 1993-12-10T03:30:11.93 | 10.0 | undecidable | manual | SG | 297 | 0.5328 | 0.04 | 0.7 | |
--.BDI.Z. | 1993-12-10T03:30:07.82 | 10.0 | undecidable | manual | PG | 324 | 0.7215 | 0.42 | 0.8 | |
--.SFI.Z. | 1993-12-10T03:30:05.78 | 10.0 | undecidable | manual | PG | 47 | 0.6438 | -0.31 | 1.2 | |
--.CRE.Z. | 1993-12-10T03:30:05.70 | 10.0 | positive | manual | PG | 74 | 0.5772 | 0.27 | 2.7 | |
--.PII.Z. | 1993-12-10T03:30:03.43 | 10.0 | undecidable | manual | PG | 297 | 0.5328 | -0.43 | 0.9 |