A magnitude Md 2.2 earthquake occured in region: 5 km N Firenzuola (FI), on
and geographic coordinates (lat, lon) 44.1670, 11.3760 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 |
---|---|---|---|---|
Firenzuola | FI | 5 | 4726 | 4726 |
Monghidoro | BO | 8 | 3749 | 8475 |
Castel del Rio | BO | 12 | 1246 | 9721 |
Loiano | BO | 12 | 4294 | 14015 |
San Benedetto Val di Sambro | BO | 13 | 4315 | 18330 |
Monzuno | BO | 15 | 6328 | 24658 |
Palazzuolo sul Senio | FI | 15 | 1154 | 25812 |
Castiglione dei Pepoli | BO | 18 | 5648 | 31460 |
Fontanelice | BO | 18 | 1943 | 33403 |
Monterenzio | BO | 18 | 6035 | 39438 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2 | 1986-10-01 09:13:14 |
44.167 | 11.376 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 34929 |
Field | Value |
---|---|
Time (UTC) | 1986-10-01 09:13:14 ± 1.276 |
Latitude | 44.1670 ± 0.0936 |
Longitude | 11.3760 ± 0.0506 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 34929 |
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) | 11168.9 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 242 |
Number of associated phases, regardless of their use for origin computation | 5 |
Number of defining phases | 5 |
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) | 0.00510 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00680 |
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 | 2.2 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 34929 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:35:24 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.CRE.Z. | 1986-10-01T09:13:39.00 | 10.0 | undecidable | manual | SG | 142 | 0.6882 | 0.8 | 0.3 | |
--.BDI.Z. | 1986-10-01T09:13:33.50 | 10.0 | undecidable | manual | SG | 259 | 0.5661 | -0.95 | 0.2 | |
--.PS9.Z. | 1986-10-01T09:13:29.50 | 10.0 | undecidable | manual | PG | 233 | 0.7548 | 0.07 | 1.9 | |
--.CRE.Z. | 1986-10-01T09:13:27.50 | 10.0 | undecidable | manual | PG | 142 | 0.6882 | -0.59 | 1.2 | |
--.BDI.Z. | 1986-10-01T09:13:26.50 | 10.0 | undecidable | manual | PG | 259 | 0.5661 | 0.58 | 1.3 |