A magnitude Md 2.5 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 39.3170, 15.5410 at 307 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-VAX 1.8 |
1988-10-15 05:14:36 |
39.317 | 15.541 | 307 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 78699 |
Field | Value |
---|---|
Time (UTC) | 1988-10-15 05:14:36 ± 1.991 |
Latitude | 39.3170 ± 0.0356 |
Longitude | 15.5410 ± 0.0925 |
Depth (km) | 307 ± 17 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 78699 |
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) | 8883.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 166 |
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) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00421 |
Epicentral distance of station farthest from the epicenter (degree) | 0.02040 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 14 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | Md |
Reference to an origin | 78699 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:14:01 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 78699 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.MEU.Z. | 1988-10-15T05:15:27.58 | 10.0 | undecidable | manual | P | 194 | 2.2644 | 0.37 | 0.6 | |
--.LCI.Z. | 1988-10-15T05:15:26.80 | 10.0 | undecidable | manual | P | 62 | 2.2089 | 0.1 | 0.9 | |
--.BRT.Z. | 1988-10-15T05:15:24.20 | 10.0 | undecidable | manual | P | 38 | 1.9758 | -0.48 | 0.5 | |
--.FE2.Z. | 1988-10-15T05:15:20.32 | 10.0 | undecidable | manual | P | 161 | 1.3431 | 0.24 | 1 | |
--.SOI.Z. | 1988-10-15T05:15:19.70 | 10.0 | negative | manual | P | 162 | 1.2987 | -0.14 | 2.3 | |
--.GA2.Z. | 1988-10-15T05:15:19.34 | 10.0 | undecidable | manual | P | 169 | 1.1655 | 0.28 | 2.1 | |
--.RI2.Z. | 1988-10-15T05:15:18.68 | 10.0 | undecidable | manual | P | 140 | 1.1544 | -0.32 | 1.9 | |
--.ATN.Z. | 1988-10-15T05:15:18.34 | 10.0 | undecidable | manual | P | 183 | 1.1544 | -0.66 | 0.4 | |
--.TDS.Z. | 1988-10-15T05:15:17.40 | 10.0 | undecidable | manual | P | 60 | 0.6993 | 0.46 | 0.7 | |
--.ROI.Z. | 1988-10-15T05:15:17.86 | 10.0 | undecidable | manual | P | 72 | 0.8214 | 0.43 | 0.8 | |
--.MGR.Z. | 1988-10-15T05:15:17.10 | 10.0 | undecidable | manual | P | 1 | 0.8214 | -0.28 | 1 | |
--.GRI.Z. | 1988-10-15T05:15:17.50 | 10.0 | undecidable | manual | P | 126 | 0.8325 | 0.03 | 1.3 | |
--.CSI.Z. | 1988-10-15T05:15:17.98 | 10.0 | undecidable | manual | P | 51 | 0.7326 | 0.89 | 0.1 | |
--.CZI.Z. | 1988-10-15T05:15:15.52 | 10.0 | undecidable | manual | P | 102 | 0.4662 | -0.74 | 0.3 |