A magnitude Md 2.4 earthquake occured in region: 4 km E Londa (FI), on
and geographic coordinates (lat, lon) 43.8610, 11.6220 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 |
---|---|---|---|---|
Londa | FI | 4 | 1840 | 1840 |
San Godenzo | FI | 7 | 1167 | 3007 |
Dicomano | FI | 9 | 5515 | 8522 |
Pratovecchio Stia | AR | 11 | 5845 | 14367 |
Rufina | FI | 11 | 7346 | 21713 |
Montemignaio | AR | 13 | 566 | 22279 |
Pelago | FI | 14 | 7660 | 29939 |
Castel San Niccolò | AR | 15 | 2707 | 32646 |
Vicchio | FI | 15 | 8044 | 40690 |
Pontassieve | FI | 17 | 20603 | 61293 |
Premilcuore | FC | 18 | 799 | 62092 |
Poppi | AR | 19 | 6160 | 68252 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.4
ML-VAX 1.5 |
1988-08-11 13:37:20 |
43.861 | 11.622 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 75289 |
Field | Value |
---|---|
Time (UTC) | 1988-08-11 13:37:20 ± 0.228 |
Latitude | 43.8610 ± 0.0291 |
Longitude | 11.6220 ± 0.0205 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 75289 |
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) | 3626.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 152 |
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) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00065 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00979 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 2.4 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | Md |
Reference to an origin | 75289 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:11:00 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 75289 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.ASS.Z. | 1988-08-11T13:37:42.00 | 10.0 | undecidable | manual | PN | 136 | 1.0878 | 0.74 | 0.4 | |
--.PII.Z. | 1988-08-11T13:37:36.50 | 10.0 | undecidable | manual | PG | 260 | 0.7992 | 0.29 | 1.2 | |
--.BDI.Z. | 1988-08-11T13:37:35.00 | 10.0 | undecidable | manual | PG | 285 | 0.7659 | -0.47 | 0.9 | |
--.CRE.Z. | 1988-08-11T13:37:32.18 | 10.0 | undecidable | manual | SG | 135 | 0.333 | -0.79 | 0.1 | |
--.CRE.Z. | 1988-08-11T13:37:27.42 | 10.0 | undecidable | manual | PG | 135 | 0.333 | -0.15 | 1.6 | |
--.PGD.Z. | 1988-08-11T13:37:22.85 | 10.0 | undecidable | manual | PG | 78 | 0.0666 | 0.07 | 1.8 |