A magnitude Md 2.2 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.4850, 15.5770 at 132 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 | 1989-11-04 01:02:17 |
38.485 | 15.577 | 132 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 103619 |
Field | Value |
---|---|
Time (UTC) | 1989-11-04 01:02:17 ± 0.829 |
Latitude | 38.4850 ± 0.0412 |
Longitude | 15.5770 ± 0.1291 |
Depth (km) | 132 ± 6 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 103619 |
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) | 12136.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 242 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
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) | 0.00283 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00761 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | Md |
Reference to an origin | 103619 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:36:33 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.GRI.Z. | 1989-11-04T01:02:55.00 | 10.0 | undecidable | manual | S | 62 | 0.7326 | 1.15 | 0 | |
--.SOI.Z. | 1989-11-04T01:02:52.00 | 10.0 | undecidable | manual | S | 137 | 0.5439 | 0.36 | 0.6 | |
--.PA2.Z. | 1989-11-04T01:02:52.00 | 10.0 | undecidable | manual | S | 91 | 0.6771 | -1.1 | 0.1 | |
--.DR2.Z. | 1989-11-04T01:02:49.20 | 10.0 | undecidable | manual | S | 60 | 0.3108 | -0.36 | 0.6 | |
--.CZI.Z. | 1989-11-04T01:02:39.24 | 10.0 | undecidable | manual | P | 30 | 0.8436 | -0.15 | 1.5 | |
--.GRI.Z. | 1989-11-04T01:02:38.50 | 10.0 | undecidable | manual | P | 62 | 0.7326 | 0.02 | 1.7 | |
--.PA2.Z. | 1989-11-04T01:02:38.29 | 10.0 | undecidable | manual | P | 91 | 0.6771 | 0.24 | 1.5 | |
--.FE2.Z. | 1989-11-04T01:02:37.66 | 10.0 | undecidable | manual | P | 138 | 0.5883 | 0.18 | 1.7 | |
--.SOI.Z. | 1989-11-04T01:02:36.50 | 10.0 | undecidable | manual | P | 137 | 0.5439 | -0.7 | 0.7 | |
--.GA2.Z. | 1989-11-04T01:02:36.80 | 10.0 | undecidable | manual | P | 148 | 0.3663 | 0.58 | 0.9 | |
--.DR2.Z. | 1989-11-04T01:02:35.80 | 10.0 | undecidable | manual | P | 60 | 0.3108 | -0.2 | 1.7 |