A magnitude Md 2.4 earthquake occured in region: 6 km SW Premilcuore (FC), on
and geographic coordinates (lat, lon) 43.9470, 11.7190 at 5 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 |
---|---|---|---|---|
Premilcuore | FC | 6 | 799 | 799 |
San Godenzo | FI | 8 | 1167 | 1966 |
Portico e San Benedetto | FC | 10 | 756 | 2722 |
Tredozio | FC | 15 | 1212 | 3934 |
Santa Sofia | FC | 15 | 4136 | 8070 |
Londa | FI | 15 | 1840 | 9910 |
Rocca San Casciano | FC | 16 | 1910 | 11820 |
Galeata | FC | 16 | 2516 | 14336 |
Dicomano | FI | 17 | 5515 | 19851 |
Marradi | FI | 17 | 3139 | 22990 |
Pratovecchio Stia | AR | 17 | 5845 | 28835 |
Civitella di Romagna | FC | 19 | 3786 | 32621 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.4 | 1986-11-13 23:12:05 |
43.947 | 11.719 | 5 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 37009 |
Field | Value |
---|---|
Time (UTC) | 1986-11-13 23:12:05 ± 0.374 |
Latitude | 43.9470 ± 0.0173 |
Longitude | 11.7190 ± 0.0282 |
Depth (km) | 5 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 37009 |
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) | 2972.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 323 |
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) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00324 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00996 |
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 | 2.4 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 37009 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:37:09 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ASS.Z. | 1986-11-13T23:12:43.50 | 10.0 | undecidable | manual | SN | 142 | 1.11 | -0.4 | 0.1 | |
--.ARV.Z. | 1986-11-13T23:12:40.50 | 10.0 | undecidable | manual | SG | 116 | 0.9879 | 0.2 | 0.5 | |
--.ASS.Z. | 1986-11-13T23:12:28.00 | 10.0 | undecidable | manual | PN | 142 | 1.11 | 0.28 | 0.8 | |
--.ARV.Z. | 1986-11-13T23:12:25.50 | 10.0 | undecidable | manual | PG | 116 | 0.9879 | -0.13 | 1.7 | |
--.CRE.Z. | 1986-11-13T23:12:20.00 | 10.0 | undecidable | manual | SG | 152 | 0.3552 | 0.14 | 1.1 | |
--.CRE.Z. | 1986-11-13T23:12:13.70 | 10.0 | undecidable | manual | PG | 152 | 0.3552 | -0.13 | 1.8 |