A magnitude ML 1.8 earthquake occured in region: Costa Siracusana (Siracusa), on
and geographic coordinates (lat, lon) 37.1460, 15.6130 at 29 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.
No Italian municipalities within 20 km distance.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.8 | 2020-02-02 01:05:39 |
37.1455 | 15.613 | 29 | 2020-07-18 21:08:21 |
Bollettino Sismico Italiano INGV | 76805361 |
Reviewed Rev100 |
ML 1.8 | 2020-02-02 01:05:39 |
37.1372 | 15.6048 | 29 | 2020-02-02 01:18:15 |
Sala Sismica INGV-Roma | 76114511 |
Field | Value |
---|---|
Time (UTC) | 2020-02-02 01:05:39 ± 0.14 |
Latitude | 37.1455 ± 0.0063 |
Longitude | 15.6130 ± 0.0090 |
Depth (km) | 29 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 76805361 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 634 |
Semi-minor axis of confidence ellipse (meter) | 556 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 105 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 630.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 296 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.39031 |
Epicentral distance of station farthest from the epicenter (degree) | 0.99825 |
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 | 1.8 |
Uncertainty | 0.4 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 76114511 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-02-02 01:18:15 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.3 |
Num. used stations | 9 |
Type of magnitude | ML |
Reference to an origin | 76805361 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-04-20 16:51:03 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CROCE.HHZ. | 2020-02-02T01:06:10.01 | 0.3 | undecidable | manual | S | 250 | 101.6205 | 101 | 0.07 | 71 |
IV.HVZN.HHE. | 2020-02-02T01:06:03.95 | 0.3 | undecidable | manual | S | 273 | 79.4649 | 105 | -0.21 | 72 |
IV.HLNI.HHE. | 2020-02-02T01:06:01.67 | 0.3 | undecidable | manual | S | 289 | 69.1752 | 107 | 0.13 | 75 |
IV.HPAC.HHZ. | 2020-02-02T01:06:01.99 | 0.3 | undecidable | manual | S | 227 | 70.374 | 107 | 0.15 | 75 |
IV.RAFF.HHE. | 2020-02-02T01:05:58.89 | 0.3 | undecidable | manual | P | 275 | 110.8002 | 100 | 0.27 | 66 |
IV.CROCE.HHZ. | 2020-02-02T01:05:56.91 | 0.3 | undecidable | manual | P | 250 | 101.6205 | 101 | -0.32 | 68 |
IV.SSY.HHZ. | 2020-02-02T01:05:56.30 | 0.3 | undecidable | manual | S | 272 | 47.7189 | 116 | 0.11 | 79 |
IV.HAGA.HHZ. | 2020-02-02T01:05:55.10 | 0.3 | undecidable | manual | S | 291 | 43.3233 | 118 | -0.05 | 80 |
IV.HVZN.HHE. | 2020-02-02T01:05:54.13 | 0.3 | undecidable | manual | P | 273 | 79.4649 | 105 | 0.24 | 71 |
IV.HLNI.HHE. | 2020-02-02T01:05:52.22 | 0.1 | undecidable | manual | P | 289 | 69.1752 | 107 | -0.16 | 100 |
IV.HPAC.HHZ. | 2020-02-02T01:05:52.43 | 0.1 | undecidable | manual | P | 227 | 70.374 | 107 | -0.13 | 100 |
IV.SSY.HHZ. | 2020-02-02T01:05:49.29 | 0.3 | undecidable | manual | P | 272 | 47.7189 | 116 | 0 | 80 |
IV.HAGA.HHZ. | 2020-02-02T01:05:48.63 | 0.3 | undecidable | manual | P | 291 | 43.3233 | 118 | -0.06 | 80 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.HAGA.HHN. | ML:1.0 | 0.000025573775 | 0.08 | AML | other | m | 2020-02-02T01:05:56.59 |
IV.SSY.HHE. | ML:1.9 | 0.00016985795 | 0.12 | AML | other | m | 2020-02-02T01:05:57.58 |
IV.SSY.HHN. | ML:2.4 | 0.00057444215 | 0.16 | AML | other | m | 2020-02-02T01:06:00.13 |
IV.ACATE.EHE. | ML:1.6 | 0.000036664589999999994 | 0.28 | AML | other | m | 2020-02-02T01:06:00.27 |
IV.ACATE.HNN. | ML:2.2 | 0.00016357287 | 0.5 | AML | other | m | 2020-02-02T01:06:01.10 |
IV.ACATE.EHN. | ML:1.9 | 0.00007348783500000001 | 0.44 | AML | other | m | 2020-02-02T01:06:01.43 |
IV.HPAC.HHN. | ML:1.5 | 0.0000474952595 | 0.26 | AML | other | m | 2020-02-02T01:06:02.44 |
IV.HPAC.HHE. | ML:1.8 | 0.00008323329 | 0.26 | AML | other | m | 2020-02-02T01:06:02.41 |
IV.ACATE.HNE. | ML:2.1 | 0.00011431469 | 0.58 | AML | other | m | 2020-02-02T01:06:03.77 |