A magnitude Md 2.4 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.4990, 12.8260 at 5 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 2.4
ML-VAX 2.0 |
1992-01-04 12:44:52 |
38.499 | 12.826 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 156299 |
Field | Value |
---|---|
Time (UTC) | 1992-01-04 12:44:52 ± 0.583 |
Latitude | 38.4990 ± 0.0488 |
Longitude | 12.8260 ± 0.0647 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 156299 |
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) | 7822.7 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 195 |
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) | 0.5 |
Epicentral distance of station closest to the epicenter (degree) | 0.00308 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00963 |
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 | 2.4 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 156299 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:25:59 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 156299 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.LVI.Z. | 1992-01-04T12:45:17.75 | 10.0 | undecidable | manual | SG | 217 | 0.6327 | 1.38 | 0.1 | |
--.MCT.Z. | 1992-01-04T12:45:15.00 | 10.0 | undecidable | manual | PG | 144 | 1.0656 | 0.5 | 1.1 | |
--.ERC.Z. | 1992-01-04T12:45:09.97 | 10.0 | undecidable | manual | SG | 202 | 0.4995 | -1.84 | 0 | |
--.USI.Z. | 1992-01-04T12:45:07.21 | 10.0 | undecidable | manual | SG | 52 | 0.3441 | 0.74 | 0.5 | |
--.LVI.Z. | 1992-01-04T12:45:06.34 | 10.0 | undecidable | manual | PG | 217 | 0.6327 | -0.13 | 1.9 | |
--.ERC.Z. | 1992-01-04T12:45:03.99 | 10.0 | undecidable | manual | PG | 202 | 0.4995 | 0.15 | 1.9 | |
--.USI.Z. | 1992-01-04T12:45:00.11 | 10.0 | undecidable | manual | PG | 52 | 0.3441 | -0.64 | 1.4 |