A magnitude Md 2.2 earthquake occured in region: 4 km E Regalbuto (EN), on
and geographic coordinates (lat, lon) 37.6630, 14.6880 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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Regalbuto | EN | 4 | 7277 | 7277 |
Centuripe | EN | 7 | 5470 | 12747 |
Catenanuova | EN | 11 | 4866 | 17613 |
Adrano | CT | 13 | 36122 | 53735 |
Agira | EN | 14 | 8345 | 62080 |
Gagliano Castelferrato | EN | 14 | 3593 | 65673 |
Troina | EN | 16 | 9373 | 75046 |
Biancavilla | CT | 16 | 24007 | 99053 |
Santa Maria di Licodia | CT | 18 | 7641 | 106694 |
Bronte | CT | 19 | 19172 | 125866 |
Castel di Iudica | CT | 19 | 4625 | 130491 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2 | 1987-06-09 10:50:38 |
37.663 | 14.688 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 48809 |
Field | Value |
---|---|
Time (UTC) | 1987-06-09 10:50:38 ± 0.282 |
Latitude | 37.6630 ± 0.0136 |
Longitude | 14.6880 ± 0.0157 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 48809 |
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) | 2043.4 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 292 |
Number of associated phases, regardless of their use for origin computation | 6 |
Number of defining phases | 6 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00235 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01036 |
Number of stations at which the event was observed | 3 |
Number of stations from which data was used for origin computation | 3 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 48809 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:47:39 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SO9.Z. | 1987-06-09T10:51:16.00 | 10.0 | undecidable | manual | SN | 68 | 1.1544 | -0.02 | 0.8 | |
--.ATN.Z. | 1987-06-09T10:51:05.00 | 10.0 | undecidable | manual | SG | 50 | 0.777 | -0.26 | 0.4 | |
--.SO9.Z. | 1987-06-09T10:51:00.00 | 10.0 | undecidable | manual | PN | 68 | 1.1544 | 0 | 1.9 | |
--.ATN.Z. | 1987-06-09T10:50:54.00 | 10.0 | undecidable | manual | PG | 50 | 0.777 | 0.21 | 1.4 | |
--.MNO.Z. | 1987-06-09T10:50:49.00 | 10.0 | undecidable | manual | SG | 1 | 0.2553 | 0.3 | 0.3 | |
--.MNO.Z. | 1987-06-09T10:50:44.00 | 10.0 | undecidable | manual | PG | 1 | 0.2553 | -0.23 | 1.3 |