A magnitude Md 2.2 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.4680, 15.5300 at 70 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 | 1990-04-12 03:13:06 |
38.468 | 15.53 | 70 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 114009 |
Field | Value |
---|---|
Time (UTC) | 1990-04-12 03:13:06 ± 0.339 |
Latitude | 38.4680 ± 0.0111 |
Longitude | 15.5300 ± 0.0200 |
Depth (km) | 70 ± 4 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 114009 |
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) | 2133.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 194 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00275 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01295 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 114009 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:46:01 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.FE2.Z. | 1990-04-12T03:13:35.60 | 10.0 | undecidable | manual | S ! | 134 | 0.6105 | 4.17 | 0 | |
--.GRI.Z. | 1990-04-12T03:13:34.50 | 10.0 | undecidable | manual | S | 62 | 0.777 | -0.17 | 0.3 | |
--.CSI.Z. | 1990-04-12T03:13:31.50 | 10.0 | undecidable | manual | P | 23 | 1.443 | 0.17 | 0.5 | |
--.ROI.Z. | 1990-04-12T03:13:30.30 | 10.0 | undecidable | manual | P | 35 | 1.3542 | -0.01 | 0.7 | |
--.SE2.Z. | 1990-04-12T03:13:26.52 | 10.0 | undecidable | manual | P | 59 | 1.0656 | -0.03 | 0.8 | |
--.CZI.Z. | 1990-04-12T03:13:24.20 | 10.0 | negative | manual | P | 31 | 0.8769 | -0.04 | 1.9 | |
--.GRI.Z. | 1990-04-12T03:13:23.00 | 10.0 | undecidable | manual | P | 62 | 0.777 | 0.03 | 1 | |
--.RI2.Z. | 1990-04-12T03:13:22.48 | 10.0 | undecidable | manual | P | 93 | 0.7437 | -0.13 | 0.8 | |
--.FE2.Z. | 1990-04-12T03:13:21.00 | 10.0 | positive | manual | P | 134 | 0.6105 | -0.1 | 1.7 | |
--.GA2.Z. | 1990-04-12T03:13:19.40 | 10.0 | positive | manual | P | 141 | 0.3774 | 0.49 | 0.1 | |
--.MO9.Z. | 1990-04-12T03:13:19.78 | 10.0 | positive | manual | P | 164 | 0.4773 | -0.03 | 2 | |
--.ATN.Z. | 1990-04-12T03:13:18.21 | 10.0 | positive | manual | P | 189 | 0.3108 | -0.21 | 1.1 |