A magnitude ML 2.1 earthquake occured in region: Costa Siracusana (Siracusa), on
and geographic coordinates (lat, lon) 37.0830, 15.5550 at 26 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 2.1 | 2018-05-26 08:13:05 |
37.0833 | 15.5552 | 26 | 2019-04-24 14:50:49 |
Bollettino Sismico Italiano INGV | 58997471 |
Reviewed Rev100 |
ML 2.3 | 2018-05-26 08:13:05 |
37.086 | 15.5987 | 23 | 2018-05-26 08:23:14 |
Sala Sismica INGV-Roma | 57240971 |
Field | Value |
---|---|
Time (UTC) | 2018-05-26 08:13:05 ± 0.16 |
Latitude | 37.0833 ± 0.0045 |
Longitude | 15.5552 ± 0.0101 |
Depth (km) | 26 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 58997471 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 850 |
Semi-minor axis of confidence ellipse (meter) | 423 |
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) | 850.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 284 |
Number of associated phases, regardless of their use for origin computation | 28 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.96048 |
Number of stations at which the event was observed | 18 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 58997471 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2019-03-13 10:39:54 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 57240971 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2018-05-26 08:23:14 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSNT.HHZ. | 2018-05-26T08:14:53.81 | 3.0 | undecidable | manual | Pn | 6.26 | 0 | |||
IV.ARVD.HHZ. | 2018-05-26T08:14:40.80 | 3.0 | negative | manual | Pn | -0.4 | 0 | |||
IV.MGR.HHZ. | 2018-05-26T08:14:23.53 | 3.0 | undecidable | manual | Sn | -2.92 | 0 | |||
AC.KBN.HHZ. | 2018-05-26T08:14:20.37 | 3.0 | undecidable | manual | Pn | -2.52 | 0 | |||
IV.MRB1.HHZ. | 2018-05-26T08:14:17.30 | 3.0 | undecidable | manual | Pg | 12.59 | 0 | |||
IV.MIDA.HHZ. | 2018-05-26T08:14:14.55 | 3.0 | undecidable | manual | Pn | 1.51 | 0 | |||
IV.SGG.HHZ. | 2018-05-26T08:14:13.86 | 3.0 | undecidable | manual | Pn | 4.52 | 0 | |||
IV.RNI2.HHZ. | 2018-05-26T08:14:12.55 | 3.0 | negative | manual | Pn | -1.56 | 0 | |||
IV.PTRJ.HNZ. | 2018-05-26T08:14:08.81 | 3.0 | undecidable | manual | Pn | 0.1 | 0 | |||
IV.MGR.HHZ. | 2018-05-26T08:14:01.86 | 3.0 | undecidable | manual | Pg | 11.05 | 0 | |||
IV.RAFF.HHZ. | 2018-05-26T08:13:39.47 | 0.6 | undecidable | manual | S | 279 | 106.6155 | 99 | 2.34 | 0 |
IV.HVZN.HHE. | 2018-05-26T08:13:29.53 | 0.6 | undecidable | manual | S | 278 | 74.9694 | 103 | 0.68 | 21 |
IV.HMDC.HHZ. | 2018-05-26T08:13:27.33 | 0.6 | undecidable | manual | S | 259 | 69.7746 | 104 | -0.16 | 33 |
IV.HLNI.HHZ. | 2018-05-26T08:13:26.92 | 0.3 | undecidable | manual | S | 296 | 67.1772 | 105 | 0.1 | 54 |
IV.HPAC.HHZ. | 2018-05-26T08:13:25.61 | 0.3 | undecidable | manual | S | 228 | 61.9935 | 106 | 0.12 | 63 |
IV.MEU.SHZ. | 2018-05-26T08:13:25.78 | 0.3 | undecidable | manual | S | 273 | 64.1913 | 106 | -0.29 | 59 |
IV.RAFF.HHZ. | 2018-05-26T08:13:24.41 | 0.1 | undecidable | manual | P | 279 | 106.6155 | 99 | 0.47 | 0 |
IV.SSY.HHZ. | 2018-05-26T08:13:20.85 | 0.3 | undecidable | manual | S | 281 | 43.4232 | 114 | 0.03 | 75 |
IV.HAGA.HHZ. | 2018-05-26T08:13:20.41 | 0.3 | undecidable | manual | S | 302 | 41.8248 | 115 | -0.04 | 75 |
IV.HVZN.HHE. | 2018-05-26T08:13:19.50 | 0.1 | undecidable | manual | P | 278 | 74.9694 | 103 | 0.34 | 47 |
IV.HMDC.HHZ. | 2018-05-26T08:13:18.07 | 0.1 | undecidable | manual | P | 259 | 69.7746 | 104 | -0.31 | 63 |
IV.AGST.EHZ. | 2018-05-26T08:13:18.61 | 0.3 | undecidable | manual | S | 304 | 34.743 | 120 | -0.17 | 73 |
IV.HLNI.HHZ. | 2018-05-26T08:13:18.05 | 0.1 | undecidable | manual | P | 296 | 67.1772 | 105 | 0.06 | 73 |
IV.HPAC.HHZ. | 2018-05-26T08:13:17.32 | 0.1 | undecidable | manual | P | 228 | 61.9935 | 106 | 0.1 | 85 |
IV.MEU.SHZ. | 2018-05-26T08:13:17.18 | 0.1 | undecidable | manual | P | 273 | 64.1913 | 106 | -0.38 | 77 |
IV.SSY.HHZ. | 2018-05-26T08:13:14.57 | 0.1 | undecidable | manual | P | 281 | 43.4232 | 114 | 0.05 | 100 |
IV.HAGA.HHZ. | 2018-05-26T08:13:14.41 | 0.1 | undecidable | manual | P | 302 | 41.8248 | 115 | 0.1 | 99 |
IV.AGST.EHZ. | 2018-05-26T08:13:13.46 | 0.1 | undecidable | manual | P | 304 | 34.743 | 120 | 0.12 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.AGST.EHN. | ML:1.8 | 0.00018675710000000002 | 0.1024 | AML | other | m | 2018-05-26T08:13:19.00 |
IV.AGST.EHE. | ML:1.8 | 0.00019876515 | 0.1024 | AML | other | m | 2018-05-26T08:13:19.46 |
IV.HAGA.HHN. | ML:1.9 | 0.000219 | 0.52 | AML | other | m | 2018-05-26T08:13:20.49 |
IV.HAGA.HHE. | ML:1.8 | 0.0001655 | 1.06 | AML | other | m | 2018-05-26T08:13:21.20 |
IV.SSY.HHE. | ML:2.1 | 0.0003185 | 0.24 | AML | other | m | 2018-05-26T08:13:21.21 |
IV.SSY.HHN. | ML:2.7 | 0.001405 | 0.82 | AML | other | m | 2018-05-26T08:13:21.07 |
IV.HPAC.HHE. | ML:2.3 | 0.0003835 | 0.16 | AML | other | m | 2018-05-26T08:13:25.88 |
IV.MEU.SHN. | ML:0.0 | 0.0003755 | 1.72 | AML | other | m | 2018-05-26T08:13:25.03 |
IV.HPAC.HHN. | ML:2.2 | 0.00029549999999999997 | 0.18 | AML | other | m | 2018-05-26T08:13:25.90 |
IV.HLNI.HHN. | ML:2.3 | 0.00029800000000000003 | 0.1 | AML | other | m | 2018-05-26T08:13:27.66 |
IV.HLNI.HHE. | ML:2.1 | 0.000219 | 0.54 | AML | other | m | 2018-05-26T08:13:27.58 |
IV.HMDC.HHE. | ML:2.3 | 0.0002965 | 0.68 | AML | other | m | 2018-05-26T08:13:28.57 |
IV.MEU.SHE. | ML:0.0 | 0.0002095 | 0.32 | AML | other | m | 2018-05-26T08:13:28.77 |
IV.HMDC.HHN. | ML:2.1 | 0.000215 | 1.4 | AML | other | m | 2018-05-26T08:13:28.11 |
IV.RAFF.HHN. | ML:2.2 | 0.000136 | 1.1 | AML | other | m | 2018-05-26T08:13:40.66 |
IV.RAFF.HHE. | ML:2.1 | 0.000117 | 0.82 | AML | other | m | 2018-05-26T08:13:40.72 |