A magnitude ML 1.8 earthquake occured in region: Costa Siracusana (Siracusa), on
and geographic coordinates (lat, lon) 37.1730, 15.7120 at 22 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 | 2020-07-03 07:12:21 |
37.1728 | 15.7117 | 22 | 2020-11-19 12:37:06 |
Bollettino Sismico Italiano INGV | 84678801 |
Reviewed Rev100 |
ML 1.8 | 2020-07-03 07:12:21 |
37.1767 | 15.6627 | 31 | 2020-07-03 07:27:37 |
Sala Sismica INGV-Roma | 80724591 |
Field | Value |
---|---|
Time (UTC) | 2020-07-03 07:12:21 ± 0.38 |
Latitude | 37.1728 ± 0.0234 |
Longitude | 15.7117 ± 0.0248 |
Depth (km) | 22 ± 4 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 84678801 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2528 |
Semi-minor axis of confidence ellipse (meter) | 1686 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 175 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2530.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 254 |
Number of associated phases, regardless of their use for origin computation | 30 |
Number of defining phases | 15 |
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) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.07559 |
Number of stations at which the event was observed | 21 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 84678801 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-11-16 00:19:32 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 80724591 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-07-03 07:27:37 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ROSPO.HHZ. | 2020-07-03T07:15:03.53 | 3.0 | undecidable | manual | Sg | 17.84 | 0 | |||
IV.GAVE.EHZ. | 2020-07-03T07:14:54.70 | 3.0 | undecidable | manual | Sn | -9.42 | 0 | |||
IV.TOLF.HHZ. | 2020-07-03T07:14:49.71 | 3.0 | undecidable | manual | Sn | -6.98 | 0 | |||
IV.APEC.HHZ. | 2020-07-03T07:14:25.82 | 3.0 | negative | manual | Pg | 18.09 | 0 | |||
IV.MF5.EHZ. | 2020-07-03T07:14:17.26 | 3.0 | undecidable | manual | Pg | 20.110001 | 0 | |||
IV.GAVE.EHZ. | 2020-07-03T07:14:13.35 | 3.0 | positive | manual | Pg | 18.42 | 0 | |||
IV.ARRO.EHZ. | 2020-07-03T07:14:11.37 | 3.0 | undecidable | manual | Pg | 17.450001 | 0 | |||
IV.VIVA.HHZ. | 2020-07-03T07:13:41.48 | 3.0 | positive | manual | Pn | -1.91 | 0 | |||
OT.OT12.EHZ. | 2020-07-03T07:13:38.93 | 3.0 | undecidable | manual | Pn | 2.49 | 0 | |||
IV.SERS.HHZ. | 2020-07-03T07:13:33.77 | 3.0 | undecidable | manual | Sg | -0.19 | 0 | |||
IV.NOCI.HHZ. | 2020-07-03T07:13:30.13 | 3.0 | negative | manual | Pg | 2.3 | 0 | |||
IV.VBKN.HHZ. | 2020-07-03T07:13:29.81 | 3.0 | positive | manual | Pg | 3.73 | 0 | |||
IV.IFIL.HHZ. | 2020-07-03T07:13:21.92 | 3.0 | undecidable | manual | Sg | 3.13 | 0 | |||
IV.CMPR.HHZ. | 2020-07-03T07:13:17.12 | 3.0 | undecidable | manual | Pn | -1.02 | 0 | |||
IV.IFIL.HHZ. | 2020-07-03T07:12:57.83 | 3.0 | undecidable | manual | Pg | 2.07 | 0 | |||
IV.RAFF.HHZ. | 2020-07-03T07:12:56.50 | 0.6 | undecidable | manual | S | 273 | 119.3916 | 96 | 0.76 | 48 |
IV.CROCE.HHE. | 2020-07-03T07:12:53.22 | 0.6 | undecidable | manual | S | 250 | 110.9001 | 96 | -0.27 | 49 |
IV.HVZN.HNE. | 2020-07-03T07:12:48.26 | 0.6 | undecidable | manual | S | 271 | 88.0452 | 98 | 0.82 | 50 |
IV.HPAC.HHN. | 2020-07-03T07:12:46.01 | 0.6 | undecidable | manual | S | 229 | 78.9654 | 99 | 0.97 | 45 |
IV.MEU.EHZ. | 2020-07-03T07:12:44.62 | 0.3 | undecidable | manual | S | 265 | 78.2661 | 100 | -0.24 | 79 |
IV.HLNI.HHZ. | 2020-07-03T07:12:43.90 | 0.3 | undecidable | manual | S | 285 | 76.6677 | 100 | -0.54 | 71 |
IV.RAFF.HHZ. | 2020-07-03T07:12:40.80 | 0.1 | undecidable | manual | P | 273 | 119.3916 | 96 | -0.37 | 100 |
IV.CROCE.HHE. | 2020-07-03T07:12:39.37 | 0.1 | undecidable | manual | P | 250 | 110.9001 | 96 | -0.51 | 99 |
IV.AIO.HHE. | 2020-07-03T07:12:38.68 | 0.6 | undecidable | manual | P | 335 | 98.0241 | 97 | 0.77 | 40 |
IV.HAGA.HHZ. | 2020-07-03T07:12:37.73 | 0.6 | undecidable | manual | S | 284 | 50.7159 | 106 | 0.05 | 59 |
IV.HVZN.HNE. | 2020-07-03T07:12:36.95 | 0.3 | undecidable | manual | P | 271 | 88.0452 | 98 | 0.57 | 73 |
IV.HPAC.HHN. | 2020-07-03T07:12:35.06 | 0.3 | undecidable | manual | P | 229 | 78.9654 | 99 | 0.07 | 83 |
IV.HLNI.HHZ. | 2020-07-03T07:12:34.14 | 0.3 | undecidable | manual | P | 285 | 76.6677 | 100 | -0.51 | 80 |
IV.MEU.EHZ. | 2020-07-03T07:12:34.50 | 0.3 | undecidable | manual | P | 265 | 78.2661 | 100 | -0.39 | 81 |
IV.HAGA.HHZ. | 2020-07-03T07:12:30.78 | 0.3 | undecidable | manual | P | 284 | 50.7159 | 106 | 0.03 | 90 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.HAGA.HHN. | ML:1.6 | 0.00009343038 | 0.2592 | AML | other | m | 2020-07-03T07:12:40.29 |
IV.HAGA.HHE. | ML:1.6 | 0.000087570075 | 0.32 | AML | other | m | 2020-07-03T07:12:41.16 |
IV.HLNI.HHE. | ML:2.0 | 0.00015099999999999998 | 1.04 | AML | other | m | 2020-07-03T07:12:44.64 |
IV.MEU.EHE. | ML:1.9 | 0.00009975 | 0.58 | AML | other | m | 2020-07-03T07:12:45.95 |
IV.MEU.EHN. | ML:2.0 | 0.00012527036999999998 | 0.1984 | AML | other | m | 2020-07-03T07:12:47.42 |
IV.HLNI.HHN. | ML:1.9 | 0.000116 | 0.32 | AML | other | m | 2020-07-03T07:12:48.51 |
IV.RAFF.HHE. | ML:1.7 | 0.000033557490000000005 | 1.0016 | AML | other | m | 2020-07-03T07:12:55.25 |
IV.RAFF.HHN. | ML:2.0 | 0.000073073025 | 0.6816 | AML | other | m | 2020-07-03T07:13:00.38 |