A magnitude ML 2.0 earthquake occured in region: Costa Siracusana (Siracusa), on
and geographic coordinates (lat, lon) 37.1820, 15.4620 at 23 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 2.0 | 2015-05-26 13:12:21 |
37.1825 | 15.4618 | 23 | 2016-01-08 08:44:50 |
Bollettino Sismico Italiano INGV | 20306241 |
Reviewed Rev100 |
ML 2.1 | 2015-05-26 13:12:21 |
37.1932 | 15.4947 | 20 | 2015-05-26 13:20:55 |
Sala Sismica INGV-Roma | 19362921 |
Field | Value |
---|---|
Time (UTC) | 2015-05-26 13:12:21 ± 0.13 |
Latitude | 37.1825 ± 0.0054 |
Longitude | 15.4618 ± 0.0079 |
Depth (km) | 23 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 20306241 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 635 |
Semi-minor axis of confidence ellipse (meter) | 473 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 107 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 640.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 228 |
Number of associated phases, regardless of their use for origin computation | 19 |
Number of defining phases | 19 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.20055 |
Epicentral distance of station farthest from the epicenter (degree) | 0.90022 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | 0.3 |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 20306241 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-07-15 08:30:43 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.3 |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 19362921 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2015-05-26 13:20:54 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MCSR.HHE. | 2015-05-26T13:12:51.18 | 1.0 | undecidable | manual | S | 348 | 99.9222 | 98 | 0.39 | 20 |
IV.AIO.HHE. | 2015-05-26T13:12:48.76 | 0.6 | undecidable | manual | S | 347 | 89.7435 | 99 | 0.66 | 39 |
IV.HMDC.HHZ. | 2015-05-26T13:12:41.66 | 0.3 | undecidable | manual | S | 248 | 64.9905 | 103 | 0.06 | 71 |
IV.HPAC.HHE. | 2015-05-26T13:12:41.89 | 0.3 | undecidable | manual | S | 216 | 64.6908 | 103 | 0.37 | 66 |
IV.MEU.SHZ. | 2015-05-26T13:12:39.35 | 0.6 | undecidable | manual | S | 262 | 56.3991 | 105 | -0.03 | 47 |
IV.HLNI.HHZ. | 2015-05-26T13:12:39.24 | 0.3 | undecidable | manual | S | 290 | 55.2003 | 105 | 0.16 | 71 |
IV.RAFF.HHZ. | 2015-05-26T13:12:38.18 | 0.1 | positive | manual | P | 273 | 97.2249 | 98 | 0.2 | 86 |
IV.MCSR.HHE. | 2015-05-26T13:12:38.12 | 0.1 | undecidable | manual | P | 348 | 99.9222 | 98 | -0.27 | 84 |
IV.AIO.HHE. | 2015-05-26T13:12:37.03 | 0.3 | undecidable | manual | P | 347 | 89.7435 | 99 | 0.19 | 65 |
IV.HAVL.HHZ. | 2015-05-26T13:12:35.22 | 0.3 | undecidable | manual | S | 231 | 38.9277 | 113 | 0.26 | 71 |
IV.HAGA.HHZ. | 2015-05-26T13:12:32.76 | 0.3 | undecidable | manual | S | 293 | 29.3484 | 121 | 0.07 | 75 |
IV.HMDC.HHZ. | 2015-05-26T13:12:32.85 | 0.1 | positive | manual | P | 248 | 64.9905 | 103 | -0.23 | 90 |
IV.HPAC.HHE. | 2015-05-26T13:12:32.89 | 0.1 | undecidable | manual | P | 216 | 64.6908 | 103 | -0.14 | 93 |
IV.MEU.SHZ. | 2015-05-26T13:12:31.50 | 0.3 | undecidable | manual | P | 262 | 56.3991 | 105 | -0.3 | 68 |
IV.HLNI.HHZ. | 2015-05-26T13:12:31.51 | 0.1 | negative | manual | P | 290 | 55.2003 | 105 | -0.11 | 94 |
IV.AGST.EHE. | 2015-05-26T13:12:30.78 | 0.6 | undecidable | manual | S | 292 | 22.2555 | 130 | -0.37 | 47 |
IV.HAVL.HHZ. | 2015-05-26T13:12:29.22 | 0.1 | positive | manual | P | 231 | 38.9277 | 113 | -0.03 | 99 |
IV.HAGA.HHZ. | 2015-05-26T13:12:27.85 | 0.1 | negative | manual | P | 293 | 29.3484 | 121 | -0.08 | 99 |
IV.AGST.EHE. | 2015-05-26T13:12:26.93 | 0.1 | undecidable | manual | P | 292 | 22.2555 | 130 | -0.12 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.HAGA.HHE. | ML:1.8 | 0.000246 | 0.5 | AML | other | m | 2015-05-26T13:12:32.84 |
IV.HAGA.HHN. | ML:1.9 | 0.0003355 | 0.5 | AML | other | m | 2015-05-26T13:12:32.84 |
IV.HAVL.HHE. | ML:2.2 | 0.00044950000000000003 | 0.2 | AML | other | m | 2015-05-26T13:12:35.45 |
IV.HAVL.HHN. | ML:2.2 | 0.000489 | 0.34 | AML | other | m | 2015-05-26T13:12:35.70 |
IV.HLNI.HHN. | ML:2.4 | 0.0005085 | 0.26 | AML | other | m | 2015-05-26T13:12:39.45 |
IV.HLNI.HHE. | ML:2.3 | 0.00046100000000000004 | 0.86 | AML | other | m | 2015-05-26T13:12:39.44 |
IV.HMDC.HHN. | ML:1.8 | 0.00010585 | 1.3 | AML | other | m | 2015-05-26T13:12:41.78 |
IV.HMDC.HHE. | ML:1.7 | 0.00009305 | 0.68 | AML | other | m | 2015-05-26T13:12:46.79 |
IV.MEU.SHN. | ML:0.0 | 0.000176 | 0.32 | AML | other | m | 2015-05-26T13:12:41.52 |
IV.MEU.SHE. | ML:0.0 | 0.000155 | 1.16 | AML | other | m | 2015-05-26T13:12:48.44 |