A magnitude Md 2.2 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.5380, 15.4040 at 100 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 2.2
ML-VAX 1.5 |
1992-09-08 22:57:31 |
38.538 | 15.404 | 100 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 173069 |
Field | Value |
---|---|
Time (UTC) | 1992-09-08 22:57:31 ± 0.712 |
Latitude | 38.5380 ± 0.0313 |
Longitude | 15.4040 ± 0.0768 |
Depth (km) | 100 ± 7 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 173069 |
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) | 7532.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 226 |
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) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00340 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01230 |
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 | 2.2 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 173069 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:41:56 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 173069 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.CZI.Z. | 1992-09-08T22:58:05.50 | 10.0 | undecidable | manual | S | 39 | 0.8769 | -0.03 | 0.8 | |
--.GRI.Z. | 1992-09-08T22:58:03.54 | 10.0 | undecidable | manual | S | 69 | 0.8325 | -0.77 | 0.3 | |
--.SOI.Z. | 1992-09-08T22:58:01.51 | 10.0 | undecidable | manual | S | 132 | 0.6882 | -0.26 | 0.8 | |
--.ATN.Z. | 1992-09-08T22:57:58.61 | 10.0 | undecidable | manual | S | 173 | 0.3774 | 0.9 | 0.3 | |
--.ROI.Z. | 1992-09-08T22:57:56.40 | 10.0 | undecidable | manual | P | 40 | 1.3653 | -0.02 | 1.5 | |
--.GRI.Z. | 1992-09-08T22:57:51.63 | 10.0 | undecidable | manual | P | 69 | 0.8325 | 1.16 | 0.3 | |
--.CZI.Z. | 1992-09-08T22:57:50.52 | 10.0 | undecidable | manual | P | 39 | 0.8769 | -0.39 | 1.6 | |
--.SOI.Z. | 1992-09-08T22:57:48.72 | 10.0 | undecidable | manual | P | 132 | 0.6882 | -0.28 | 1.9 | |
--.ATN.Z. | 1992-09-08T22:57:46.28 | 10.0 | undecidable | manual | P | 173 | 0.3774 | -0.38 | 1.7 |