A magnitude Md 2.2 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 39.2740, 15.3000 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 2.2 | 1990-06-30 18:59:28 |
39.274 | 15.3 | 10 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 122029 |
Field | Value |
---|---|
Time (UTC) | 1990-06-30 18:59:28 ± 1.623 |
Latitude | 39.2740 ± 0.0327 |
Longitude | 15.3000 ± 0.0609 |
Depth (km) | 10 ± 9 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 122029 |
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) | 6378.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 206 |
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) | 1.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00712 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01198 |
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 | 3 |
Type of magnitude | Md |
Reference to an origin | 122029 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:53:23 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SGO.Z. | 1990-06-30T19:00:10.00 | 10.0 | undecidable | manual | SN | 0 | 1.2765 | 0.91 | 0.6 | |
--.GRI.Z. | 1990-06-30T19:00:01.00 | 10.0 | undecidable | manual | SG | 117 | 0.9657 | -0.43 | 0.8 | |
--.DR2.Z. | 1990-06-30T18:59:57.40 | 10.0 | undecidable | manual | SG | 142 | 0.7881 | 1.78 | 0.4 | |
--.TDS.Z. | 1990-06-30T18:59:57.77 | 10.0 | undecidable | manual | SG | 64 | 0.8769 | -0.73 | 0.7 | |
--.SGO.Z. | 1990-06-30T18:59:51.00 | 10.0 | undecidable | manual | PN | 0 | 1.2765 | -0.76 | 1.6 | |
--.SOI.Z. | 1990-06-30T18:59:51.00 | 10.0 | undecidable | manual | PN | 154 | 1.332 | -1.48 | 1 | |
--.CSI.Z. | 1990-06-30T18:59:47.86 | 10.0 | undecidable | manual | PG | 56 | 0.9213 | 1.63 | 1 | |
--.TDS.Z. | 1990-06-30T18:59:45.32 | 10.0 | undecidable | manual | PG | 64 | 0.8769 | -0.33 | 2.1 | |
--.GRI.Z. | 1990-06-30T18:59:45.50 | 10.0 | undecidable | manual | PG | 117 | 0.9657 | -1.83 | 0.9 | |
--.DR2.Z. | 1990-06-30T18:59:45.85 | 10.0 | undecidable | manual | PG | 142 | 0.7881 | 1.88 | 0.8 |