A magnitude Md 2.3 earthquake occured in region: 4 km NE Vernio (PO), on
and geographic coordinates (lat, lon) 44.0750, 11.1940 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 |
---|---|---|---|---|
Vernio | PO | 4 | 6060 | 6060 |
Castiglione dei Pepoli | BO | 8 | 5648 | 11708 |
Cantagallo | PO | 9 | 3105 | 14813 |
Barberino di Mugello | FI | 9 | 10836 | 25649 |
Vaiano | PO | 13 | 9895 | 35544 |
Camugnano | BO | 14 | 1885 | 37429 |
Firenzuola | FI | 16 | 4726 | 42155 |
Sambuca Pistoiese | PT | 16 | 1626 | 43781 |
Castel di Casio | BO | 16 | 3448 | 47229 |
San Benedetto Val di Sambro | BO | 16 | 4315 | 51544 |
Scarperia e San Piero | FI | 16 | 12217 | 63761 |
Monghidoro | BO | 19 | 3749 | 67510 |
Alto Reno Terme | BO | 20 | 6960 | 74470 |
Vaglia | FI | 20 | 5073 | 79543 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3 | 1986-06-04 20:59:42 |
44.075 | 11.194 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 28689 |
Field | Value |
---|---|
Time (UTC) | 1986-06-04 20:59:42 ± 0.9 |
Latitude | 44.0750 ± 0.0672 |
Longitude | 11.1940 ± 0.0395 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 28689 |
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) | 8112.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 220 |
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) | 0.7 |
Epicentral distance of station closest to the epicenter (degree) | 0.00267 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00631 |
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 | 3 |
Type of magnitude | Md |
Reference to an origin | 28689 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:30:06 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.CRE.Z. | 1986-06-04T21:00:09.00 | 10.0 | undecidable | manual | SG | 129 | 0.6993 | 1.76 | 0.2 | |
--.PS9.Z. | 1986-06-04T21:00:04.00 | 10.0 | undecidable | manual | SG | 234 | 0.5883 | 0.34 | 0.7 | |
--.BDI.Z. | 1986-06-04T20:59:59.90 | 10.0 | undecidable | manual | SG | 268 | 0.4218 | 1.67 | 0.2 | |
--.CRE.Z. | 1986-06-04T20:59:56.50 | 10.0 | undecidable | manual | PG | 129 | 0.6993 | -0.3 | 1.6 | |
--.PS9.Z. | 1986-06-04T20:59:55.00 | 10.0 | undecidable | manual | PG | 234 | 0.5883 | 0.27 | 1.8 | |
--.BDI.Z. | 1986-06-04T20:59:51.00 | 10.0 | undecidable | manual | PG | 268 | 0.4218 | -0.59 | 1.6 | |
--.FIR.Z. | 1986-06-04T20:59:48.00 | 10.0 | undecidable | manual | PG | 171 | 0.2997 | -1.27 | 0.8 |