A magnitude Md 2.2 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.6400, 15.6290 at 113 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 | 1990-10-16 00:27:37 |
38.64 | 15.629 | 113 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 128679 |
Field | Value |
---|---|
Time (UTC) | 1990-10-16 00:27:37 ± 1.535 |
Latitude | 38.6400 ± 0.0567 |
Longitude | 15.6290 ± 0.1890 |
Depth (km) | 113 ± 12 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 128679 |
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) | 17586.2 |
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) | 0.6 |
Epicentral distance of station closest to the epicenter (degree) | 0.00210 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01036 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | Md |
Reference to an origin | 128679 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:59:40 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.CZI.Z. | 1990-10-16T00:28:10.10 | 10.0 | undecidable | manual | S | 34 | 0.6882 | 0.24 | 0.7 | |
--.GA2.Z. | 1990-10-16T00:28:09.60 | 10.0 | undecidable | manual | S ! | 161 | 0.4995 | 2.33 | 0 | |
--.DR2.Z. | 1990-10-16T00:28:03.84 | 10.0 | undecidable | manual | S | 89 | 0.2331 | -1.16 | 0.3 | |
--.TDS.Z. | 1990-10-16T00:27:59.30 | 10.0 | undecidable | manual | P | 28 | 1.1544 | -1.31 | 0.4 | |
--.CZI.Z. | 1990-10-16T00:27:57.30 | 10.0 | undecidable | manual | P | 34 | 0.6882 | 1.19 | 0.6 | |
--.RI2.Z. | 1990-10-16T00:27:56.40 | 10.0 | undecidable | manual | P | 108 | 0.6993 | 0.24 | 1.6 | |
--.FE2.Z. | 1990-10-16T00:27:55.95 | 10.0 | undecidable | manual | P | 149 | 0.6882 | -0.18 | 1.7 | |
--.DR2.Z. | 1990-10-16T00:27:54.15 | 10.0 | undecidable | manual | P | 89 | 0.2331 | 0.84 | 1.1 | |
--.GA2.Z. | 1990-10-16T00:27:54.20 | 10.0 | undecidable | manual | P | 161 | 0.4995 | -0.42 | 1.6 |