A magnitude ML 1.6 earthquake occured in region: 9 km NE Gibellina (TP), on
and geographic coordinates (lat, lon) 37.8660, 12.9380 at 11 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 |
---|---|---|---|---|
Gibellina | TP | 9 | 4115 | 4115 |
Calatafimi-Segesta | TP | 9 | 6712 | 10827 |
Vita | TP | 11 | 2056 | 12883 |
Santa Ninfa | TP | 11 | 5043 | 17926 |
Salemi | TP | 13 | 10794 | 28720 |
Alcamo | TP | 13 | 45307 | 74027 |
Salaparuta | TP | 13 | 1696 | 75723 |
Poggioreale | TP | 14 | 1494 | 77217 |
Camporeale | PA | 14 | 3373 | 80590 |
Partanna | TP | 17 | 10607 | 91197 |
Montevago | AG | 19 | 3006 | 94203 |
Castellammare del Golfo | TP | 19 | 15394 | 109597 |
Roccamena | PA | 19 | 1505 | 111102 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2020-11-24 10:18:37 |
37.8658 | 12.9382 | 11 | 2021-02-26 14:56:20 |
Bollettino Sismico Italiano INGV | 87380531 |
Field | Value |
---|---|
Time (UTC) | 2020-11-24 10:18:37 ± 0.24 |
Latitude | 37.8658 ± 0.0108 |
Longitude | 12.9382 ± 0.0103 |
Depth (km) | 11 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 87380531 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1051 |
Semi-minor axis of confidence ellipse (meter) | 776 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 192 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1050.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 132 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.34 |
Epicentral distance of station closest to the epicenter (degree) | 0.00719 |
Epicentral distance of station farthest from the epicenter (degree) | 0.17447 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.1 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 87380531 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-02-22 14:31:59 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
X3.T1582.EHN. | 2020-11-24T10:18:44.43 | 0.6 | undecidable | manual | S | 227 | 19.3695 | 93 | -0.26 | 48 |
X3.T1574.HHZ. | 2020-11-24T10:18:43.03 | 0.3 | undecidable | manual | S | 255 | 10.4784 | 120 | 0.63 | 65 |
IV.MTGR.HHZ. | 2020-11-24T10:18:43.46 | 0.6 | undecidable | manual | S | 281 | 15.9729 | 96 | -0.33 | 47 |
IV.CRJA.HHZ. | 2020-11-24T10:18:42.24 | 0.3 | undecidable | manual | S | 141 | 9.1797 | 126 | 0.13 | 76 |
IV.MBFT.HHE. | 2020-11-24T10:18:42.29 | 0.6 | undecidable | manual | S | 9 | 8.9799 | 127 | 0.22 | 50 |
IV.MFNL.HHZ. | 2020-11-24T10:18:42.72 | 0.6 | undecidable | manual | S | 189 | 8.4804 | 130 | 0.76 | 42 |
X3.T1582.EHN. | 2020-11-24T10:18:41.55 | 0.3 | undecidable | manual | P | 227 | 19.3695 | 93 | 0.08 | 75 |
X3.T1573.HHN. | 2020-11-24T10:18:40.45 | 0.3 | undecidable | manual | S | 245 | 0.7992 | 175 | -0.56 | 68 |
IV.MBFT.HHE. | 2020-11-24T10:18:40.22 | 0.3 | undecidable | manual | P | 9 | 8.9799 | 127 | 0.26 | 74 |
X3.T1574.HHZ. | 2020-11-24T10:18:40.42 | 0.1 | undecidable | manual | P | 255 | 10.4784 | 120 | 0.27 | 97 |
IV.MTGR.HHZ. | 2020-11-24T10:18:40.75 | 0.3 | undecidable | manual | P | 281 | 15.9729 | 96 | -0.2 | 73 |
IV.MFNL.HHZ. | 2020-11-24T10:18:39.44 | 0.3 | undecidable | manual | P | 189 | 8.4804 | 130 | -0.45 | 69 |
IV.CRJA.HHZ. | 2020-11-24T10:18:39.93 | 0.1 | undecidable | manual | P | 141 | 9.1797 | 126 | -0.05 | 100 |
X3.T1573.HHN. | 2020-11-24T10:18:39.04 | 0.1 | undecidable | manual | P | 245 | 0.7992 | 175 | -0.3 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
X3.T1574.HHN. | ML:1.6 | 0.000437 | 0.24 | AML | other | m | 2020-11-24T10:18:43.25 |
X3.T1574.HNE. | ML:1.5 | 0.000375 | 0.88 | AML | other | m | 2020-11-24T10:18:43.22 |
X3.T1574.HHE. | ML:1.4 | 0.00032700000000000003 | 0.76 | AML | other | m | 2020-11-24T10:18:44.23 |
IV.CRJA.HHE. | ML:1.5 | 0.00038 | 1.06 | AML | other | m | 2020-11-24T10:18:44.09 |
IV.CRJA.HHN. | ML:1.6 | 0.0005420000000000001 | 0.42 | AML | other | m | 2020-11-24T10:18:44.94 |
X3.T1574.HNN. | ML:1.6 | 0.000492 | 1.5 | AML | other | m | 2020-11-24T10:18:44.91 |