A magnitude Md 2.5 earthquake occured in region: 2 km NE Castel Focognano (AR), on
and geographic coordinates (lat, lon) 43.6610, 11.8570 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 |
---|---|---|---|---|
Castel Focognano | AR | 2 | 3149 | 3149 |
Chitignano | AR | 2 | 899 | 4048 |
Bibbiena | AR | 5 | 12241 | 16289 |
Chiusi della Verna | AR | 8 | 2023 | 18312 |
Talla | AR | 9 | 1062 | 19374 |
Ortignano Raggiolo | AR | 9 | 878 | 20252 |
Subbiano | AR | 10 | 6331 | 26583 |
Poppi | AR | 10 | 6160 | 32743 |
Caprese Michelangelo | AR | 11 | 1426 | 34169 |
Capolona | AR | 11 | 5438 | 39607 |
Pieve Santo Stefano | AR | 15 | 3183 | 42790 |
Castel San Niccolò | AR | 15 | 2707 | 45497 |
Castiglion Fibocchi | AR | 17 | 2167 | 47664 |
Pratovecchio Stia | AR | 18 | 5845 | 53509 |
Verghereto | FC | 19 | 1907 | 55416 |
Loro Ciuffenna | AR | 20 | 5819 | 61235 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5 | 1985-06-23 22:21:20 |
43.661 | 11.857 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 9029 |
Field | Value |
---|---|
Time (UTC) | 1985-06-23 22:21:20 ± 1.422 |
Latitude | 43.6610 ± 0.1007 |
Longitude | 11.8570 ± 0.0817 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 9029 |
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) | 12987.3 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 317 |
Number of associated phases, regardless of their use for origin computation | 6 |
Number of defining phases | 6 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00065 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01206 |
Number of stations at which the event was observed | 3 |
Number of stations from which data was used for origin computation | 3 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 9029 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:12:55 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.PO9.Z. | 1985-06-23T22:22:04.00 | 10.0 | undecidable | manual | SN | 143 | 1.3431 | 0.69 | 0.4 | |
--.AR1.Z. | 1985-06-23T22:21:49.00 | 10.0 | undecidable | manual | SG | 101 | 0.7992 | 0.46 | 0.7 | |
--.PO9.Z. | 1985-06-23T22:21:46.20 | 10.0 | undecidable | manual | PN | 143 | 1.3431 | 0.83 | 1 | |
--.AR1.Z. | 1985-06-23T22:21:38.00 | 10.0 | undecidable | manual | PG | 101 | 0.7992 | 1.15 | 1 | |
--.CH1.Z. | 1985-06-23T22:21:24.00 | 10.0 | undecidable | manual | SG | 117 | 0.0666 | -1.35 | 0.5 | |
--.CH1.Z. | 1985-06-23T22:21:22.50 | 10.0 | positive | manual | PG | 117 | 0.0666 | -0.96 | 2.5 |