A magnitude ML 1.7 earthquake occured in region: 7 km N Troina (EN), on
and geographic coordinates (lat, lon) 37.8500, 14.5890 at 34 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 |
---|---|---|---|---|
Troina | EN | 7 | 9373 | 9373 |
Cerami | EN | 8 | 2006 | 11379 |
Capizzi | ME | 10 | 3176 | 14555 |
San Teodoro | ME | 10 | 1403 | 15958 |
CesarĂ² | ME | 11 | 2439 | 18397 |
Gagliano Castelferrato | EN | 16 | 3593 | 21990 |
San Fratello | ME | 18 | 3707 | 25697 |
Maniace | CT | 19 | 3765 | 29462 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.7 | 2020-10-17 07:44:14 |
37.85 | 14.5887 | 35 | 2021-02-26 14:56:01 |
Bollettino Sismico Italiano INGV | 84159131 |
Reviewed Rev100 |
ML 1.8 | 2020-10-17 07:44:14 |
37.8383 | 14.5848 | 31 | 2020-10-17 07:50:44 |
Sala Sismica INGV-Roma | 83839521 |
Field | Value |
---|---|
Time (UTC) | 2020-10-17 07:44:14 ± 0.2 |
Latitude | 37.8500 ± 0.0099 |
Longitude | 14.5887 ± 0.0114 |
Depth (km) | 35 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 84159131 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 970 |
Semi-minor axis of confidence ellipse (meter) | 861 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 77 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 970.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 71 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 21 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.41 |
Epicentral distance of station closest to the epicenter (degree) | 0.14029 |
Epicentral distance of station farthest from the epicenter (degree) | 0.79140 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 83839521 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-10-17 07:50:44 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 84159131 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-10-26 15:29:10 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SSY.HHZ. | 2020-10-17T07:44:41.45 | 0.3 | undecidable | manual | S | 151 | 87.8454 | 54 | 0.25 | 64 |
IV.RAFF.HHZ. | 2020-10-17T07:44:38.32 | 0.3 | undecidable | manual | S | 196 | 72.372 | 111 | 0.9 | 54 |
IV.HLNI.HHZ. | 2020-10-17T07:44:34.41 | 0.6 | undecidable | manual | S | 156 | 60.9945 | 115 | -0.2 | 46 |
IV.CSLB.HHE. | 2020-10-17T07:44:32.19 | 0.3 | undecidable | manual | S | 282 | 47.4192 | 122 | 0.75 | 61 |
IV.PLLN.EHE. | 2020-10-17T07:44:30.67 | 0.3 | undecidable | manual | S | 292 | 42.0246 | 125 | 0.44 | 68 |
IV.SSY.HHZ. | 2020-10-17T07:44:29.25 | 0.3 | undecidable | manual | P | 151 | 87.8454 | 54 | -0.65 | 57 |
IV.PETRA.HHZ. | 2020-10-17T07:44:29.28 | 0.3 | undecidable | manual | S | 268 | 41.5251 | 126 | -0.84 | 56 |
IV.MUCR.HHZ. | 2020-10-17T07:44:28.42 | 0.6 | undecidable | manual | S | 49 | 32.8449 | 133 | 0.09 | 48 |
IV.RAFF.HHZ. | 2020-10-17T07:44:27.49 | 0.1 | negative | manual | P | 196 | 72.372 | 111 | -0.23 | 88 |
IV.EPZF.HHZ. | 2020-10-17T07:44:27.46 | 0.3 | undecidable | manual | S | 97 | 23.6541 | 143 | 0.79 | 59 |
IV.MSFR.HHZ. | 2020-10-17T07:44:25.59 | 0.6 | undecidable | manual | S | 1 | 20.3685 | 147 | -0.57 | 45 |
IV.HLNI.HHZ. | 2020-10-17T07:44:25.87 | 0.3 | undecidable | manual | P | 156 | 60.9945 | 115 | -0.23 | 68 |
IV.CSLB.HHE. | 2020-10-17T07:44:24.05 | 0.3 | undecidable | manual | P | 282 | 47.4192 | 122 | -0.21 | 69 |
IV.GALF.HHZ. | 2020-10-17T07:44:24.83 | 0.6 | undecidable | manual | S | 187 | 15.5733 | 154 | -0.69 | 43 |
IV.PETRA.HHZ. | 2020-10-17T07:44:23.61 | 0.1 | undecidable | manual | P | 268 | 41.5251 | 126 | 0.1 | 97 |
IV.PLLN.EHE. | 2020-10-17T07:44:23.82 | 0.1 | undecidable | manual | P | 292 | 42.0246 | 125 | 0.25 | 94 |
IV.CAGR.HHE. | 2020-10-17T07:44:22.17 | 0.3 | undecidable | manual | P | 197 | 26.4513 | 139 | 0.39 | 70 |
IV.MUCR.HHZ. | 2020-10-17T07:44:22.46 | 0.1 | undecidable | manual | P | 49 | 32.8449 | 133 | -0.01 | 99 |
IV.MSFR.HHZ. | 2020-10-17T07:44:21.29 | 0.1 | undecidable | manual | P | 1 | 20.3685 | 147 | 0.07 | 100 |
IV.EPZF.HHZ. | 2020-10-17T07:44:21.57 | 0.3 | undecidable | manual | P | 97 | 23.6541 | 143 | 0.06 | 74 |
IV.GALF.HHZ. | 2020-10-17T07:44:20.20 | 0.1 | negative | manual | P | 187 | 15.5733 | 154 | -0.65 | 87 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MSFR.HHE. | ML:1.4 | 0.0000817 | 0.7 | AML | other | m | 2020-10-17T07:44:27.44 |
IV.EPZF.HHE. | ML:1.8 | 0.000237 | 0.74 | AML | other | m | 2020-10-17T07:44:28.72 |
IV.EPZF.HHN. | ML:1.9 | 0.0002525 | 0.38 | AML | other | m | 2020-10-17T07:44:29.54 |
IV.MSFR.HHN. | ML:1.6 | 0.000143 | 0.52 | AML | other | m | 2020-10-17T07:44:30.69 |
IV.MUCR.HHE. | ML:1.8 | 0.000165 | 0.4 | AML | other | m | 2020-10-17T07:44:31.25 |
IV.MUCR.HHN. | ML:1.8 | 0.00018099999999999998 | 0.84 | AML | other | m | 2020-10-17T07:44:32.24 |
IV.PETRA.HHE. | ML:1.7 | 0.00011499999999999999 | 0.42 | AML | other | m | 2020-10-17T07:44:35.05 |
IV.HLNI.HHN. | ML:1.9 | 0.0001315 | 0.22 | AML | other | m | 2020-10-17T07:44:36.49 |
IV.HLNI.HHE. | ML:1.7 | 0.0000902 | 0.98 | AML | other | m | 2020-10-17T07:44:39.61 |
IV.PETRA.HHN. | ML:1.7 | 0.00011549999999999999 | 0.72 | AML | other | m | 2020-10-17T07:44:43.94 |