A magnitude Md 2.3 earthquake occured in region: Mar Ionio Meridionale (MARE), on
and geographic coordinates (lat, lon) 37.3930, 16.4350 at 14 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.
No Italian municipalities within 100 km from the epicenter with at least 50000 inhabitants.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3 | 2001-04-29 20:36:28 |
37.393 | 16.435 | 14 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 416799 |
Field | Value |
---|---|
Time (UTC) | 2001-04-29 20:36:28 ± 0.583 |
Latitude | 37.3930 ± 0.0303 |
Longitude | 16.4350 ± 0.0601 |
Depth (km) | 14 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 416799 |
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) | 6293.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 338 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
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) | 0.00664 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00971 |
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 | 416799 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 23:32:48 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ATN.Z. | 2001-04-29T20:37:03.96 | 10.0 | undecidable | manual | SN | 314 | 1.0767 | 0.29 | 0.4 | |
--.GMB.Z. | 2001-04-29T20:36:58.93 | 10.0 | undecidable | manual | SG | 328 | 0.9102 | -0.46 | 0.2 | |
--.MO9.Z. | 2001-04-29T20:36:57.84 | 10.0 | undecidable | manual | SG | 316 | 0.8325 | 0.54 | 0.1 | |
--.SOI.Z. | 2001-04-29T20:36:53.70 | 10.0 | undecidable | manual | SG | 336 | 0.7326 | -0.33 | 0.4 | |
--.ATN.Z. | 2001-04-29T20:36:48.50 | 10.0 | undecidable | manual | PN | 314 | 1.0767 | -0.2 | 1.4 | |
--.GMB.Z. | 2001-04-29T20:36:46.40 | 10.0 | undecidable | manual | PG | 328 | 0.9102 | 0.17 | 1.6 | |
--.MO9.Z. | 2001-04-29T20:36:44.84 | 10.0 | negative | manual | PG | 316 | 0.8325 | -0.17 | 3.1 | |
--.SOI.Z. | 2001-04-29T20:36:43.50 | 10.0 | undecidable | manual | PG | 336 | 0.7326 | 0.38 | 0.8 |