A magnitude Md 2.5 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.5010, 13.7950 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 2.5
ML-VAX 2.1 |
2002-09-12 04:49:14 |
38.501 | 13.795 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 451239 |
Field | Value |
---|---|
Time (UTC) | 2002-09-12 04:49:14 ± 0.52 |
Latitude | 38.5010 ± 0.0355 |
Longitude | 13.7950 ± 0.0467 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 451239 |
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) | 5659.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 226 |
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) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00469 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00923 |
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 | 2.5 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 451239 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 00:07:01 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 451239 |
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. | 2002-09-12T04:49:36.90 | 10.0 | undecidable | manual | SG | 159 | 0.5439 | 1.22 | 0 | |
--.CSLB.Z. | 2002-09-12T04:49:36.37 | 10.0 | undecidable | manual | SG | 159 | 0.5883 | -0.34 | 0.5 | |
--.CLTB.Z. | 2002-09-12T04:49:35.10 | 10.0 | undecidable | manual | PG | 206 | 1.0212 | -0.23 | 1.1 | |
--.USI.Z. | 2002-09-12T04:49:34.47 | 10.0 | undecidable | manual | SG | 293 | 0.5217 | 0.19 | 0.6 | |
--.CSLB.Z. | 2002-09-12T04:49:27.22 | 10.0 | undecidable | manual | PG | 159 | 0.5883 | -0.14 | 1.6 | |
--.USI.Z. | 2002-09-12T04:49:26.60 | 10.0 | undecidable | manual | PG | 293 | 0.5217 | 0.1 | 1.7 | |
--.GIB.Z. | 2002-09-12T04:49:26.15 | 10.0 | undecidable | manual | PG | 159 | 0.5439 | -0.15 | 1.6 |