A magnitude Md 2.2 earthquake occured in region: 4 km N Firenzuola (FI), on
and geographic coordinates (lat, lon) 44.1540, 11.3780 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 | 4 | 4726 | 4726 |
Monghidoro | BO | 9 | 3749 | 8475 |
Castel del Rio | BO | 12 | 1246 | 9721 |
San Benedetto Val di Sambro | BO | 13 | 4315 | 14036 |
Loiano | BO | 14 | 4294 | 18330 |
Palazzuolo sul Senio | FI | 14 | 1154 | 19484 |
Monzuno | BO | 16 | 6328 | 25812 |
Castiglione dei Pepoli | BO | 18 | 5648 | 31460 |
Fontanelice | BO | 19 | 1943 | 33403 |
Monterenzio | BO | 19 | 6035 | 39438 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2
ML-VAX 1.5 |
1987-11-07 18:27:29 |
44.154 | 11.378 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 58239 |
Field | Value |
---|---|
Time (UTC) | 1987-11-07 18:27:29 ± 0.329 |
Latitude | 44.1540 ± 0.0264 |
Longitude | 11.3780 ± 0.0151 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 58239 |
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) | 3171.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 209 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
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) | 0.00332 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00672 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 58239 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:55:45 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 58239 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.PII.Z. | 1987-11-07T18:27:55.59 | 10.0 | undecidable | manual | SG | 235 | 0.7437 | -0.36 | 0.5 | |
--.CRE.Z. | 1987-11-07T18:27:53.66 | 10.0 | undecidable | manual | SG | 142 | 0.6771 | 0.17 | 0.7 | |
--.BDI.Z. | 1987-11-07T18:27:50.10 | 10.0 | undecidable | manual | SG | 261 | 0.5661 | 0.05 | 0.8 | |
--.MME.Z. | 1987-11-07T18:27:46.25 | 10.0 | undecidable | manual | SG | 275 | 0.4884 | -1.22 | 0 | |
--.SS9.Z. | 1987-11-07T18:27:45.44 | 10.0 | undecidable | manual | SG | 124 | 0.3996 | 0.37 | 0.6 | |
--.PII.Z. | 1987-11-07T18:27:44.95 | 10.0 | undecidable | manual | PG | 235 | 0.7437 | 0.01 | 1.8 | |
--.PGD.Z. | 1987-11-07T18:27:44.30 | 10.0 | undecidable | manual | SG | 138 | 0.3663 | 0.52 | 0.5 | |
--.CRE.Z. | 1987-11-07T18:27:42.96 | 10.0 | undecidable | manual | PG | 142 | 0.6771 | -0.55 | 1 | |
--.BDI.Z. | 1987-11-07T18:27:42.32 | 10.0 | undecidable | manual | PG | 261 | 0.5661 | 0.78 | 0.5 | |
--.MME.Z. | 1987-11-07T18:27:40.23 | 10.0 | undecidable | manual | PG | 275 | 0.4884 | 0.18 | 2 | |
--.PGD.Z. | 1987-11-07T18:27:38.20 | 10.0 | undecidable | manual | PG | 138 | 0.3663 | 0.11 | 2 | |
--.SS9.Z. | 1987-11-07T18:27:38.29 | 10.0 | undecidable | manual | PG | 124 | 0.3996 | -0.37 | 1.6 |