A magnitude Md 2.5 earthquake occured in region: Costa Siciliana nord orientale (Messina), on
and geographic coordinates (lat, lon) 38.3360, 14.2120 at 5 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 2.5
ML-VAX 2.5 |
1987-07-09 23:02:59 |
38.336 | 14.212 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 51489 |
Field | Value |
---|---|
Time (UTC) | 1987-07-09 23:02:59 ± 0.817 |
Latitude | 38.3360 ± 0.0535 |
Longitude | 14.2120 ± 0.0448 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 51489 |
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) | 7115.3 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 256 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
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) | 0.00332 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01319 |
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 | 2.5 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 51489 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:49:54 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 51489 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.SO9.Z. | 1987-07-09T23:03:46.25 | 10.0 | undecidable | manual | SN | 99 | 1.4652 | -0.32 | 0.6 | |
--.ATN.Z. | 1987-07-09T23:03:35.00 | 10.0 | undecidable | manual | SG | 99 | 0.9879 | 0.37 | 0.5 | |
--.SO9.Z. | 1987-07-09T23:03:26.73 | 10.0 | undecidable | manual | PN | 99 | 1.4652 | -0.05 | 1.6 | |
--.PZI.Z. | 1987-07-09T23:03:24.25 | 10.0 | undecidable | manual | PN | 155 | 1.3986 | -1.63 | 0.2 | |
--.FAI.Z. | 1987-07-09T23:03:22.94 | 10.0 | undecidable | manual | PN | 201 | 1.1433 | 0.61 | 1.1 | |
--.ATN.Z. | 1987-07-09T23:03:20.00 | 10.0 | undecidable | manual | PG | 99 | 0.9879 | 0.11 | 1.8 | |
--.GIB.Z. | 1987-07-09T23:03:14.92 | 10.0 | undecidable | manual | SG | 202 | 0.3663 | 0.61 | 0.4 | |
--.GIB.Z. | 1987-07-09T23:03:07.78 | 10.0 | undecidable | manual | PG | 202 | 0.3663 | -0.38 | 1.8 |