A magnitude Md 2.5 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.4320, 15.5040 at 75 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 1.9 |
1988-08-24 02:48:42 |
38.432 | 15.504 | 75 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 76029 |
Field | Value |
---|---|
Time (UTC) | 1988-08-24 02:48:42 ± 0.773 |
Latitude | 38.4320 ± 0.0550 |
Longitude | 15.5040 ± 0.0756 |
Depth (km) | 75 ± 7 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 76029 |
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) | 8988.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 234 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00210 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00729 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | Md |
Reference to an origin | 76029 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:11:40 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 76029 |
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. | 1988-08-24T02:49:07.00 | 10.0 | undecidable | manual | S | 129 | 0.555 | 0.5 | 0.5 | |
--.FE2.Z. | 1988-08-24T02:49:06.32 | 10.0 | undecidable | manual | S | 130 | 0.5994 | -0.9 | 0.2 | |
--.GA2.Z. | 1988-08-24T02:49:03.16 | 10.0 | undecidable | manual | S | 135 | 0.3552 | -0.44 | 0.6 | |
--.SC9.Z. | 1988-08-24T02:49:03.00 | 10.0 | undecidable | manual | S | 136 | 0.2331 | 0.77 | 0.4 | |
--.GRI.Z. | 1988-08-24T02:48:59.20 | 10.0 | undecidable | manual | P | 61 | 0.8103 | 0.11 | 1.4 | |
--.FE2.Z. | 1988-08-24T02:48:56.36 | 10.0 | undecidable | manual | P | 130 | 0.5994 | -0.27 | 1.5 | |
--.MO9.Z. | 1988-08-24T02:48:56.46 | 10.0 | undecidable | manual | P | 160 | 0.444 | 1.22 | 0.3 | |
--.SOI.Z. | 1988-08-24T02:48:55.80 | 10.0 | undecidable | manual | P | 129 | 0.555 | -0.42 | 1.4 | |
--.GA2.Z. | 1988-08-24T02:48:54.66 | 10.0 | undecidable | manual | P | 135 | 0.3552 | 0.12 | 1.9 | |
--.GMB.Z. | 1988-08-24T02:48:54.98 | 10.0 | undecidable | manual | P | 135 | 0.3552 | 0.44 | 1.5 | |
--.SC9.Z. | 1988-08-24T02:48:53.50 | 10.0 | undecidable | manual | P | 136 | 0.2331 | -0.25 | 1.8 | |
--.ATN.Z. | 1988-08-24T02:48:53.30 | 10.0 | undecidable | manual | P | 186 | 0.2664 | -0.91 | 0.6 |