A magnitude Md 2.5 earthquake occured in region: Mar Ionio Meridionale (MARE), on
and geographic coordinates (lat, lon) 37.2390, 15.8960 at 32 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 | 1986-04-11 07:52:28 |
37.239 | 15.896 | 32 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 25589 |
Field | Value |
---|---|
Time (UTC) | 1986-04-11 07:52:28 ± 1.525 |
Latitude | 37.2390 ± 0.1014 |
Longitude | 15.8960 ± 0.1009 |
Depth (km) | 32 ± 148 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 25589 |
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) | 14383.8 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 248 |
Number of associated phases, regardless of their use for origin computation | 6 |
Number of defining phases | 6 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00696 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01781 |
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 | 2 |
Type of magnitude | Md |
Reference to an origin | 25589 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:27:21 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.CZI.Z. | 1986-04-11T07:52:59.40 | 10.0 | undecidable | manual | P | 4 | 1.9758 | 0.22 | 1.3 | |
--.GIB.Z. | 1986-04-11T07:52:55.00 | 10.0 | undecidable | manual | P | 296 | 1.6539 | 0.3 | 1.2 | |
--.PZI.Z. | 1986-04-11T07:52:53.00 | 10.0 | undecidable | manual | S | 256 | 0.777 | -0.2 | 0.7 | |
--.SO9.Z. | 1986-04-11T07:52:53.50 | 10.0 | undecidable | manual | S | 7 | 0.8325 | -1.24 | 0 | |
--.SO9.Z. | 1986-04-11T07:52:43.50 | 10.0 | undecidable | manual | P | 7 | 0.8325 | 0.02 | 1.9 | |
--.PZI.Z. | 1986-04-11T07:52:42.00 | 10.0 | undecidable | manual | P | 256 | 0.777 | -0.59 | 0.9 |