A magnitude Md 2.3 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.9480, 14.6810 at 10 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
ML-VAX 2.1 |
1988-04-04 08:24:08 |
38.948 | 14.681 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 65679 |
Field | Value |
---|---|
Time (UTC) | 1988-04-04 08:24:08 ± 0.356 |
Latitude | 38.9480 ± 0.0210 |
Longitude | 14.6810 ± 0.0375 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 65679 |
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) | 3996.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 142 |
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) | 0.5 |
Epicentral distance of station closest to the epicenter (degree) | 0.00890 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01481 |
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 | 2.3 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 65679 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:02:16 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 65679 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.SOI.Z. | 1988-04-04T08:24:52.14 | 10.0 | undecidable | manual | SN | 128 | 1.3875 | 0.31 | 0.7 | |
--.MNO.Z. | 1988-04-04T08:24:42.30 | 10.0 | undecidable | manual | SG | 179 | 1.0101 | -0.87 | 0.4 | |
--.ATN.Z. | 1988-04-04T08:24:41.57 | 10.0 | undecidable | manual | SG | 142 | 0.9879 | -0.8 | 0.3 | |
--.SOR.Z. | 1988-04-04T08:24:36.50 | 10.0 | undecidable | manual | PN | 350 | 1.6428 | -0.68 | 0.9 | |
--.SOI.Z. | 1988-04-04T08:24:33.79 | 10.0 | undecidable | manual | PN | 128 | 1.3875 | 0.31 | 1.6 | |
--.GIB.Z. | 1988-04-04T08:24:30.30 | 10.0 | undecidable | manual | PN | 208 | 1.0767 | 0.92 | 0.7 | |
--.MNO.Z. | 1988-04-04T08:24:28.20 | 10.0 | undecidable | manual | PG | 179 | 1.0101 | -0.3 | 1.8 | |
--.ATN.Z. | 1988-04-04T08:24:28.46 | 10.0 | undecidable | manual | PG | 142 | 0.9879 | 0.44 | 1.6 |