A magnitude ML 2.2 earthquake occured in region: 2 km SW Calatafimi Segesta (TP), on
and geographic coordinates (lat, lon) 37.9050, 12.8420 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 |
---|---|---|---|---|
Calatafimi-Segesta | TP | 2 | 6712 | 6712 |
Vita | TP | 5 | 2056 | 8768 |
Salemi | TP | 10 | 10794 | 19562 |
Gibellina | TP | 11 | 4115 | 23677 |
Alcamo | TP | 14 | 45307 | 68984 |
Castellammare del Golfo | TP | 14 | 15394 | 84378 |
Santa Ninfa | TP | 15 | 5043 | 89421 |
Buseto Palizzolo | TP | 17 | 2957 | 92378 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 2.2 | 2020-03-23 13:21:06 |
37.9047 | 12.8418 | 11 | 2020-07-18 21:08:30 |
Bollettino Sismico Italiano INGV | 77736301 |
Reviewed Rev100 |
ML 2.2 | 2020-03-23 13:21:06 |
37.9163 | 12.8333 | 9 | 2020-03-23 13:32:58 |
Sala Sismica INGV-Roma | 77502191 |
Field | Value |
---|---|
Time (UTC) | 2020-03-23 13:21:06 ± 0.15 |
Latitude | 37.9047 ± 0.0099 |
Longitude | 12.8418 ± 0.0137 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 77736301 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1158 |
Semi-minor axis of confidence ellipse (meter) | 1079 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 92 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1160.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 114 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.38 |
Epicentral distance of station closest to the epicenter (degree) | 0.09713 |
Epicentral distance of station farthest from the epicenter (degree) | 0.48204 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 77736301 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-03-31 21:36:09 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | 0.3 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 77502191 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-03-23 13:32:58 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MPG.HHE. | 2020-03-23T13:21:17.26 | 0.6 | undecidable | manual | P | 58 | 53.502 | 50 | 0.99 | 34 |
IV.MARS.EHZ. | 2020-03-23T13:21:17.78 | 0.3 | undecidable | manual | S | 235 | 29.5482 | 50 | 0.78 | 59 |
IV.SCIAC.HHN. | 2020-03-23T13:21:15.19 | 0.3 | undecidable | manual | P | 152 | 48.7179 | 50 | -0.35 | 66 |
MN.CLTB.HHZ. | 2020-03-23T13:21:15.61 | 0.6 | undecidable | manual | P | 138 | 48.9177 | 50 | 0.05 | 47 |
IV.CORL.HHZ. | 2020-03-23T13:21:14.50 | 0.1 | undecidable | manual | P | 91 | 40.4262 | 50 | 0.24 | 91 |
IV.LEVAN.EHZ. | 2020-03-23T13:21:14.92 | 0.6 | undecidable | manual | P | 283 | 44.4222 | 50 | 0.04 | 47 |
IV.CRJA.HHZ. | 2020-03-23T13:21:13.10 | 0.6 | undecidable | manual | S | 129 | 18.2706 | 120 | -0.75 | 41 |
IV.MFNL.HHZ. | 2020-03-23T13:21:12.76 | 0.3 | undecidable | manual | S | 151 | 14.4744 | 126 | 0.02 | 75 |
IV.MARS.EHZ. | 2020-03-23T13:21:12.56 | 0.1 | negative | manual | P | 235 | 29.5482 | 50 | -0.02 | 97 |
IV.MMGO.HHN. | 2020-03-23T13:21:12.08 | 0.1 | undecidable | manual | P | 156 | 29.4483 | 50 | -0.48 | 88 |
IV.ERC.EHZ. | 2020-03-23T13:21:11.49 | 0.1 | negative | manual | P | 304 | 26.751 | 50 | -0.66 | 83 |
IV.CAVT.HHZ. | 2020-03-23T13:21:11.92 | 0.3 | undecidable | manual | P | 197 | 26.1516 | 50 | -0.14 | 72 |
IV.CRJA.HHZ. | 2020-03-23T13:21:11.10 | 0.1 | negative | manual | P | 129 | 18.2706 | 120 | 0.34 | 93 |
IV.MBFT.HHZ. | 2020-03-23T13:21:11.71 | 0.3 | undecidable | manual | S | 65 | 10.7781 | 134 | -0.06 | 75 |
IV.MFNL.HHZ. | 2020-03-23T13:21:10.39 | 0.1 | negative | manual | P | 151 | 14.4744 | 126 | 0.27 | 95 |
IV.MBFT.HHZ. | 2020-03-23T13:21:09.60 | 0.1 | negative | manual | P | 65 | 10.7781 | 134 | 0.04 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ERC.EHE. | ML:0.0 | 0.0007298333 | 0.3392 | AML | other | m | 2020-03-23T13:21:16.81 |
IV.MARS.EHE. | ML:0.0 | 0.001594996 | 0.256 | AML | other | m | 2020-03-23T13:21:18.56 |
IV.CRJA.HHN. | ML:0.0 | 0.0017319105 | 0.5184 | AML | other | m | 2020-03-23T13:21:18.96 |
IV.ERC.EHN. | ML:0.0 | 0.00046710344999999995 | 0.2368 | AML | other | m | 2020-03-23T13:21:22.25 |
IV.LEVAN.EHN. | ML:0.0 | 0.0003250787 | 0.3456 | AML | other | m | 2020-03-23T13:21:23.05 |
IV.LEVAN.EHE. | ML:0.0 | 0.00044353640000000005 | 0.3392 | AML | other | m | 2020-03-23T13:21:23.04 |
IV.MARS.EHN. | ML:0.0 | 0.00081233325 | 0.6016 | AML | other | m | 2020-03-23T13:21:23.26 |
IV.CRJA.HHE. | ML:0.0 | 0.001052931 | 0.3392 | AML | other | m | 2020-03-23T13:21:20.38 |
IV.MFNL.HHN. | ML:2.3 | 0.00195016 | 0.5568 | AML | other | m | 2020-03-23T13:21:17.56 |
IV.MFNL.HHE. | ML:2.4 | 0.0022259045 | 0.6848 | AML | other | m | 2020-03-23T13:21:19.54 |
IV.CAVT.HHN. | ML:2.4 | 0.0015077275000000001 | 0.3968 | AML | other | m | 2020-03-23T13:21:18.44 |
IV.CAVT.HHE. | ML:2.3 | 0.00115533015 | 0.6784 | AML | other | m | 2020-03-23T13:21:21.88 |
IV.CORL.HHE. | ML:2.0 | 0.00031309385 | 0.3392 | AML | other | m | 2020-03-23T13:21:26.70 |
IV.CORL.HHN. | ML:2.0 | 0.0003207475 | 0.4416 | AML | other | m | 2020-03-23T13:21:29.45 |