A magnitude Md 2.3 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 39.3640, 13.8350 at 87 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 2.2 |
1994-10-05 01:38:54 |
39.364 | 13.835 | 87 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 217729 |
Field | Value |
---|---|
Time (UTC) | 1994-10-05 01:38:54 ± 1.709 |
Latitude | 39.3640 ± 0.0832 |
Longitude | 13.8350 ± 0.1076 |
Depth (km) | 87 ± 31 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 217729 |
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) | 13082.2 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 246 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.7 |
Epicentral distance of station closest to the epicenter (degree) | 0.00745 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01943 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | Md |
Reference to an origin | 217729 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 20:25:32 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 217729 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.GIB.Z. | 1994-10-05T01:39:37.00 | 10.0 | undecidable | manual | S | 173 | 1.3764 | -0.04 | 0.8 | |
--.PL9.Z. | 1994-10-05T01:39:35.57 | 10.0 | undecidable | manual | S | 169 | 1.3875 | -1.67 | 0.1 | |
--.GRI.Z. | 1994-10-05T01:39:28.60 | 10.0 | undecidable | manual | P | 103 | 2.0646 | -0.18 | 1.6 | |
--.SOI.Z. | 1994-10-05T01:39:28.40 | 10.0 | undecidable | manual | P | 125 | 2.1534 | -0.92 | 0.9 | |
--.USI.Z. | 1994-10-05T01:39:24.00 | 10.0 | undecidable | manual | S | 217 | 0.8214 | -1.7 | 0.1 | |
--.CS9.Z. | 1994-10-05T01:39:21.00 | 10.0 | undecidable | manual | P | 172 | 1.4319 | 1.06 | 0.9 | |
--.PL9.Z. | 1994-10-05T01:39:20.00 | 10.0 | undecidable | manual | P | 169 | 1.3875 | 0.65 | 1.5 | |
--.GIB.Z. | 1994-10-05T01:39:20.00 | 10.0 | undecidable | manual | P | 173 | 1.3764 | 0.76 | 1.3 | |
--.USI.Z. | 1994-10-05T01:39:12.45 | 10.0 | undecidable | manual | P | 217 | 0.8214 | -0.24 | 1.9 |