A magnitude Md 2.5 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.5510, 12.8730 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 2.5
ML-VAX 1.5 |
2001-06-04 19:21:30 |
38.551 | 12.873 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 419159 |
Field | Value |
---|---|
Time (UTC) | 2001-06-04 19:21:30 ± 0.18 |
Latitude | 38.5510 ± 0.0106 |
Longitude | 12.8730 ± 0.0136 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 419159 |
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) | 1667.4 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 199 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00251 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00907 |
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 | 2.5 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 419159 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 23:35:09 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 419159 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.CLTB.Z. | 2001-06-04T19:22:04.85 | 10.0 | undecidable | manual | SG | 164 | 1.0101 | 0.4 | 0.3 | |
--.LVI.Z. | 2001-06-04T19:21:54.12 | 10.0 | undecidable | manual | SG | 217 | 0.6993 | -0.56 | 0.2 | |
--.ERC.Z. | 2001-06-04T19:21:50.00 | 10.0 | undecidable | manual | SG | 203 | 0.555 | -0.08 | 0.8 | |
--.MPG.Z. | 2001-06-04T19:21:49.55 | 10.0 | undecidable | manual | SG | 135 | 0.5328 | 0.18 | 0.7 | |
--.CLTB.Z. | 2001-06-04T19:21:49.32 | 10.0 | undecidable | manual | PG | 164 | 1.0101 | -0.63 | 0.3 | |
--.LVI.Z. | 2001-06-04T19:21:44.44 | 10.0 | undecidable | manual | PG | 217 | 0.6993 | 0.13 | 1.7 | |
--.ERC.Z. | 2001-06-04T19:21:42.00 | 10.0 | negative | manual | PG | 203 | 0.555 | 0.34 | 2.5 | |
--.USI.Z. | 2001-06-04T19:21:41.65 | 10.0 | undecidable | manual | SG | 56 | 0.2775 | 0.36 | 0.5 | |
--.MPG.Z. | 2001-06-04T19:21:40.85 | 10.0 | undecidable | manual | PG | 135 | 0.5328 | -0.39 | 1.1 | |
--.USI.Z. | 2001-06-04T19:21:36.46 | 10.0 | undecidable | manual | PG | 56 | 0.2775 | -0.12 | 1.8 |