A magnitude Md 2.4 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.4670, 15.3420 at 90 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 2.4 | 1986-05-27 01:46:49 |
38.467 | 15.342 | 90 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 28049 |
Field | Value |
---|---|
Time (UTC) | 1986-05-27 01:46:49 ± 0.527 |
Latitude | 38.4670 ± 0.0169 |
Longitude | 15.3420 ± 0.0457 |
Depth (km) | 90 ± 7 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 28049 |
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) | 4398.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 237 |
Number of associated phases, regardless of their use for origin computation | 7 |
Number of defining phases | 7 |
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) | 0.00429 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01506 |
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 | 2.4 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | Md |
Reference to an origin | 28049 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:29:32 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.MGR.Z. | 1986-05-27T01:47:37.50 | 10.0 | undecidable | manual | S | 5 | 1.6761 | -0.37 | 0.3 | |
--.GR9.Z. | 1986-05-27T01:47:22.00 | 10.0 | undecidable | manual | S | 67 | 0.9213 | 0.11 | 0.6 | |
--.MGR.Z. | 1986-05-27T01:47:17.60 | 10.0 | undecidable | manual | P | 5 | 1.6761 | 0.37 | 0.7 | |
--.ROI.Z. | 1986-05-27T01:47:13.90 | 10.0 | undecidable | manual | P | 40 | 1.443 | -0.52 | 0.5 | |
--.GR9.Z. | 1986-05-27T01:47:08.20 | 10.0 | undecidable | manual | P | 67 | 0.9213 | 0.19 | 1.3 | |
--.SO9.Z. | 1986-05-27T01:47:05.60 | 10.0 | undecidable | manual | P | 125 | 0.6882 | 0.03 | 1.9 | |
--.GA2.Z. | 1986-05-27T01:47:03.70 | 10.0 | undecidable | manual | P | 128 | 0.4773 | -0.13 | 1.7 |