A magnitude Md 2.3 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.7260, 15.5150 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.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3
ML-VAX 1.9 |
1992-11-21 11:16:51 |
38.726 | 15.515 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 176309 |
Field | Value |
---|---|
Time (UTC) | 1992-11-21 11:16:51 ± 0.901 |
Latitude | 38.7260 ± 0.0268 |
Longitude | 15.5150 ± 0.0710 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 176309 |
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) | 6838.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 235 |
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) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00615 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00696 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 176309 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:45:13 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 176309 |
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. | 1992-11-21T11:17:18.29 | 10.0 | undecidable | manual | SG | 147 | 0.777 | -0.34 | 0.5 | |
--.GRI.Z. | 1992-11-21T11:17:17.13 | 10.0 | undecidable | manual | SG | 82 | 0.7104 | 0.6 | 0.4 | |
--.MO9.Z. | 1992-11-21T11:17:15.62 | 10.0 | undecidable | manual | SG | 169 | 0.7326 | -1.71 | 0 | |
--.MO9.Z. | 1992-11-21T11:17:07.47 | 10.0 | undecidable | manual | PG | 169 | 0.7326 | 0.93 | 0.6 | |
--.SOI.Z. | 1992-11-21T11:17:07.44 | 10.0 | negative | manual | PG | 147 | 0.777 | 0.16 | 3 | |
--.GRI.Z. | 1992-11-21T11:17:05.67 | 10.0 | undecidable | manual | PG | 82 | 0.7104 | -0.39 | 1.3 | |
--.CZI.Z. | 1992-11-21T11:17:05.13 | 10.0 | undecidable | manual | PG | 44 | 0.6882 | -0.5 | 1.2 |