A magnitude Md 2.3 earthquake occured in region: 6 km N Adrano (CT), on
and geographic coordinates (lat, lon) 37.7180, 14.8270 at 0 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 |
---|---|---|---|---|
Adrano | CT | 6 | 36122 | 36122 |
Bronte | CT | 8 | 19172 | 55294 |
Biancavilla | CT | 9 | 24007 | 79301 |
Santa Maria di Licodia | CT | 12 | 7641 | 86942 |
Maletto | CT | 13 | 3920 | 90862 |
Centuripe | EN | 13 | 5470 | 96332 |
Ragalna | CT | 14 | 3924 | 100256 |
Maniace | CT | 16 | 3765 | 104021 |
PaternĂ² | CT | 17 | 48228 | 152249 |
CesarĂ² | ME | 17 | 2439 | 154688 |
Regalbuto | EN | 18 | 7277 | 161965 |
San Teodoro | ME | 18 | 1403 | 163368 |
Belpasso | CT | 19 | 28108 | 191476 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3 | 1987-02-04 01:15:02 |
37.718 | 14.827 | 0 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 40459 |
Field | Value |
---|---|
Time (UTC) | 1987-02-04 01:15:02 ± 0.73 |
Latitude | 37.7180 ± 0.0167 |
Longitude | 14.8270 ± 0.0474 |
Depth (km) | 0 ± 8 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 40459 |
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) | 4565.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 161 |
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) | 0.00210 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00923 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 40459 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:40:24 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SO9.Z. | 1987-02-04T01:15:40.00 | 10.0 | undecidable | manual | SG | 69 | 1.0212 | 0.58 | 0.4 | |
--.AT9.Z. | 1987-02-04T01:15:28.50 | 10.0 | undecidable | manual | SG | 48 | 0.666 | 0.77 | 0.3 | |
--.ML9.Z. | 1987-02-04T01:15:26.50 | 10.0 | undecidable | manual | SG | 172 | 0.6105 | 0.53 | 0.6 | |
--.SO9.Z. | 1987-02-04T01:15:23.00 | 10.0 | undecidable | manual | PG | 69 | 1.0212 | -0.83 | 0.3 | |
--.AT9.Z. | 1987-02-04T01:15:16.50 | 10.0 | undecidable | manual | PG | 48 | 0.666 | -0.58 | 0.9 | |
--.ML9.Z. | 1987-02-04T01:15:15.80 | 10.0 | undecidable | manual | PG | 172 | 0.6105 | -0.26 | 1.5 | |
--.MS9.Z. | 1987-02-04T01:15:11.50 | 10.0 | undecidable | manual | SG | 333 | 0.2331 | -0.15 | 1 | |
--.MS9.Z. | 1987-02-04T01:15:08.00 | 10.0 | positive | manual | PG | 333 | 0.2331 | 0.2 | 3.1 |