A magnitude Md 2.5 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.4420, 12.8130 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 |
1999-05-10 11:32:33 |
38.442 | 12.813 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 365499 |
Field | Value |
---|---|
Time (UTC) | 1999-05-10 11:32:33 ± 0.397 |
Latitude | 38.4420 ± 0.0336 |
Longitude | 12.8130 ± 0.0490 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 365499 |
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) | 5671.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 187 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.5 |
Epicentral distance of station closest to the epicenter (degree) | 0.00348 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00996 |
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 | 2.5 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 365499 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 22:42:50 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 365499 |
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. | 1999-05-10T11:33:11.89 | 10.0 | undecidable | manual | SG | 115 | 1.0545 | 1.61 | 0 | |
--.LVI.Z. | 1999-05-10T11:32:56.63 | 10.0 | undecidable | manual | SG | 219 | 0.5883 | 1.25 | 0.2 | |
--.GIB.Z. | 1999-05-10T11:32:54.35 | 10.0 | undecidable | manual | PG | 115 | 1.0545 | -0.41 | 1.2 | |
--.CS9.Z. | 1999-05-10T11:32:54.43 | 10.0 | undecidable | manual | PN | 116 | 1.11 | -1.2 | 0.3 | |
--.ERC.Z. | 1999-05-10T11:32:50.17 | 10.0 | undecidable | manual | SG | 203 | 0.444 | -0.47 | 0.6 | |
--.USI.Z. | 1999-05-10T11:32:48.20 | 10.0 | undecidable | manual | SG | 47 | 0.3885 | -0.73 | 0.4 | |
--.LVI.Z. | 1999-05-10T11:32:46.40 | 10.0 | undecidable | manual | PG | 219 | 0.5883 | -0.11 | 1.7 | |
--.ERC.Z. | 1999-05-10T11:32:43.20 | 10.0 | undecidable | manual | PG | 203 | 0.444 | -0.4 | 1.5 | |
--.USI.Z. | 1999-05-10T11:32:42.66 | 10.0 | negative | manual | PG | 47 | 0.3885 | 0.33 | 3.1 |