A magnitude Md 2.2 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.8760, 15.6530 at 159 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 2.2 | 1993-11-20 17:50:48 |
38.876 | 15.653 | 159 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 200589 |
Field | Value |
---|---|
Time (UTC) | 1993-11-20 17:50:48 ± 0.527 |
Latitude | 38.8760 ± 0.0172 |
Longitude | 15.6530 ± 0.0527 |
Depth (km) | 159 ± 5 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 200589 |
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) | 4946.2 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 159 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
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) | 0.00453 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01530 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 200589 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 20:08:33 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ORI.Z. | 1993-11-20T17:51:37.42 | 10.0 | undecidable | manual | S | 27 | 1.3209 | -0.52 | 0.1 | |
--.SOI.Z. | 1993-11-20T17:51:31.62 | 10.0 | undecidable | manual | S | 158 | 0.8547 | 0.64 | 0.1 | |
--.GRI.Z. | 1993-11-20T17:51:28.00 | 10.0 | undecidable | manual | S | 95 | 0.5883 | 0 | 0.7 | |
--.SGO.Z. | 1993-11-20T17:51:21.00 | 10.0 | undecidable | manual | P | 351 | 1.6983 | 0.16 | 1.1 | |
--.ORI.Z. | 1993-11-20T17:51:16.64 | 10.0 | undecidable | manual | P | 27 | 1.3209 | -0.26 | 1 | |
--.MGR.Z. | 1993-11-20T17:51:16.50 | 10.0 | undecidable | manual | P | 356 | 1.2543 | 0.17 | 1.3 | |
--.CSI.Z. | 1993-11-20T17:51:14.80 | 10.0 | undecidable | manual | P | 28 | 1.0323 | 0.55 | 0.3 | |
--.ROI.Z. | 1993-11-20T17:51:13.83 | 10.0 | undecidable | manual | P | 45 | 0.9879 | -0.08 | 1.7 | |
--.SOI.Z. | 1993-11-20T17:51:12.70 | 10.0 | undecidable | manual | P | 158 | 0.8547 | -0.18 | 1.5 | |
--.GRI.Z. | 1993-11-20T17:51:11.50 | 10.0 | undecidable | manual | P | 95 | 0.5883 | 0.34 | 0.9 | |
--.ATN.Z. | 1993-11-20T17:51:11.68 | 10.0 | undecidable | manual | P | 192 | 0.7326 | -0.29 | 1.1 | |
--.ACI.Z. | 1993-11-20T17:51:11.40 | 10.0 | undecidable | manual | P | 42 | 0.6327 | 0.01 | 1.8 | |
--.MMN.Z. | 1993-11-20T17:51:11.20 | 10.0 | undecidable | manual | P ! | 14 | 1.0434 | -3.17 | 0 | |
--.CZI.Z. | 1993-11-20T17:51:10.43 | 10.0 | undecidable | manual | P | 47 | 0.4995 | -0.25 | 2.5 |