A magnitude Md 2.3 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.4090, 13.6740 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.
No Italian municipalities within 20 km distance.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3
ML-VAX 2.2 |
2002-10-18 23:39:01 |
38.409 | 13.674 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 455099 |
Field | Value |
---|---|
Time (UTC) | 2002-10-18 23:39:01 ± 0.297 |
Latitude | 38.4090 ± 0.0142 |
Longitude | 13.6740 ± 0.0197 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 455099 |
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) | 2334.8 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 198 |
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) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00308 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00809 |
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 | 455099 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 00:10:48 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 455099 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.GIB.Z. | 2002-10-18T23:39:21.80 | 10.0 | undecidable | manual | SG | 146 | 0.4995 | 0.75 | 0.2 | |
--.CLTB.Z. | 2002-10-18T23:39:20.00 | 10.0 | undecidable | manual | PG | 203 | 0.8991 | 0.23 | 1.4 | |
--.USI.Z. | 2002-10-18T23:39:20.66 | 10.0 | undecidable | manual | SG | 307 | 0.4884 | 0.77 | 0.2 | |
--.MPG.Z. | 2002-10-18T23:39:15.13 | 10.0 | undecidable | manual | SG | 225 | 0.3441 | 0.24 | 0.7 | |
--.USI.Z. | 2002-10-18T23:39:11.66 | 10.0 | undecidable | manual | PG | 307 | 0.4884 | -0.38 | 1.5 | |
--.GIB.Z. | 2002-10-18T23:39:11.85 | 10.0 | undecidable | manual | PG | 146 | 0.4995 | -0.44 | 1.3 | |
--.MPG.Z. | 2002-10-18T23:39:08.85 | 10.0 | undecidable | manual | PG | 225 | 0.3441 | -0.3 | 1.7 |