A magnitude ML 2.1 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.4210, 13.6610 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 2.1 |
2008-08-04 11:21:48 |
38.421 | 13.661 | 5 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 708719 |
Field | Value |
---|---|
Time (UTC) | 2008-08-04 11:21:48 ± 0.13 |
Latitude | 38.4210 ± 0.0117 |
Longitude | 13.6610 ± 0.0138 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 708719 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1526 |
Semi-minor axis of confidence ellipse (meter) | 789 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 43 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1769.2 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 131 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 6 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.36 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.59715 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.3 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 708719 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 13:25:07 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 708719 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 13:25:07 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CRAC.EHE. | 2008-08-04T11:22:19.44 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.VCEL.EHZ. | 2008-08-04T11:22:16.94 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.IFIL.BHN. | 2008-08-04T11:22:13.86 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.GIB.EHN. | 2008-08-04T11:22:07.81 | 0.6 | undecidable | manual | Sg | 146 | 57.498 | 0.453 | 46 | |
IV.USI.HHN. | 2008-08-04T11:22:06.35 | 0.6 | undecidable | manual | Sg | 307 | 52.503 | 0.329 | 48 | |
IV.CORL.HHE. | 2008-08-04T11:22:00.52 | 0.3 | undecidable | manual | Pg | 208 | 66.2781 | -0.094 | 73 | |
I1.IACL.BHZ. | 2008-08-04T11:21:59.88 | 0.3 | undecidable | manual | Pg | 78 | 61.5939 | -0.013 | 75 | |
IV.GIB.EHN. | 2008-08-04T11:21:59.02 | 0.3 | undecidable | manual | Pg | 146 | 57.498 | -0.243 | 72 | |
IV.USI.HHN. | 2008-08-04T11:21:58.38 | 0.1 | undecidable | manual | Pg | 307 | 52.503 | -0.114 | 100 |