A magnitude ML 2.0 earthquake occured in region: Mar Ionio Meridionale (MARE), on
and geographic coordinates (lat, lon) 37.4910, 16.1640 at 31 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 | 2015-04-23 02:24:09 |
37.4912 | 16.1637 | 31 | 2015-10-19 09:28:02 |
Bollettino Sismico Italiano INGV | 21703051 |
Field | Value |
---|---|
Time (UTC) | 2015-04-23 02:24:09 ± 0.19 |
Latitude | 37.4912 ± 0.0090 |
Longitude | 16.1637 ± 0.0136 |
Depth (km) | 31 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 21703051 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1268 |
Semi-minor axis of confidence ellipse (meter) | 803 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 315 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1270.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 237 |
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) | 0.27 |
Epicentral distance of station closest to the epicenter (degree) | 0.47754 |
Epicentral distance of station farthest from the epicenter (degree) | 1.28513 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 21703051 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-10-05 07:26:25 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.HPAC.HHZ. | 2015-04-23T02:24:47.25 | 0.6 | undecidable | manual | S | 229 | 132.1677 | 54 | 0.76 | 36 |
IV.HLNI.HHZ. | 2015-04-23T02:24:42.20 | 0.6 | undecidable | manual | S | 262 | 114.8961 | 54 | -0.57 | 41 |
IV.HAVL.HHZ. | 2015-04-23T02:24:41.47 | 0.6 | undecidable | manual | S | 238 | 109.3128 | 54 | -0.09 | 46 |
IV.SSY.HHZ. | 2015-04-23T02:24:39.84 | 0.6 | undecidable | manual | S | 249 | 103.0191 | 54 | -0.37 | 44 |
IV.HAGA.HHZ. | 2015-04-23T02:24:37.13 | 0.6 | undecidable | manual | S | 256 | 91.8414 | 104 | -0.25 | 46 |
IV.AGST.EHZ. | 2015-04-23T02:24:36.00 | 0.6 | undecidable | manual | S | 253 | 86.5467 | 105 | -0.03 | 48 |
IV.MTTG.HHZ. | 2015-04-23T02:24:32.30 | 0.6 | undecidable | manual | S | 325 | 69.8745 | 109 | 0.54 | 44 |
IV.IVPL.HHZ. | 2015-04-23T02:24:32.24 | 0.3 | undecidable | manual | P | 314 | 142.6461 | 54 | -0.03 | 65 |
IV.HPAC.HHZ. | 2015-04-23T02:24:31.43 | 0.1 | positive | manual | P | 229 | 132.1677 | 54 | 0.47 | 80 |
IV.SOI.EHZ. | 2015-04-23T02:24:29.91 | 0.6 | undecidable | manual | S | 352 | 65.2902 | 111 | -0.7 | 43 |
IV.HAVL.HHZ. | 2015-04-23T02:24:28.07 | 0.1 | undecidable | manual | P | 238 | 109.3128 | 54 | -0.04 | 93 |
IV.HLNI.HHZ. | 2015-04-23T02:24:28.57 | 0.1 | positive | manual | P | 262 | 114.8961 | 54 | -0.23 | 88 |
IV.MSRU.HHZ. | 2015-04-23T02:24:27.52 | 0.1 | undecidable | manual | P | 326 | 103.119 | 54 | 0.18 | 90 |
IV.SSY.HHZ. | 2015-04-23T02:24:27.06 | 0.1 | undecidable | manual | P | 249 | 103.0191 | 54 | -0.27 | 90 |
IV.MPNC.HHZ. | 2015-04-23T02:24:27.43 | 0.3 | undecidable | manual | P | 316 | 101.6205 | 54 | 0.27 | 67 |
IV.HAGA.HHZ. | 2015-04-23T02:24:25.66 | 0.1 | positive | manual | P | 256 | 91.8414 | 104 | -0.03 | 96 |
IV.AGST.EHZ. | 2015-04-23T02:24:24.94 | 0.1 | undecidable | manual | P | 253 | 86.5467 | 105 | 0.03 | 97 |
IV.GMB.BHZ. | 2015-04-23T02:24:23.78 | 0.3 | undecidable | manual | P | 339 | 80.5638 | 107 | -0.25 | 71 |
IV.MTTG.HHZ. | 2015-04-23T02:24:22.90 | 0.1 | negative | manual | P | 325 | 69.8745 | 109 | 0.45 | 91 |
IV.SOI.EHZ. | 2015-04-23T02:24:21.54 | 0.1 | undecidable | manual | P | 352 | 65.2902 | 111 | -0.25 | 97 |
IV.MPAZ.HHZ. | 2015-04-23T02:24:20.24 | 0.1 | negative | manual | P | 345 | 53.0025 | 116 | 0.18 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.AGST.EHE. | ML:1.8 | 0.00008250000000000001 | 1.44 | AML | other | m | 2015-04-23T02:24:36.88 |
IV.AGST.EHN. | ML:1.9 | 0.00009682500000000001 | 0.98 | AML | other | m | 2015-04-23T02:24:37.76 |
IV.GMB.BHE. | ML:2.1 | 0.000162 | 0.44 | AML | other | m | 2015-04-23T02:24:36.72 |
IV.GMB.BHN. | ML:2.0 | 0.0001075 | 0.2 | AML | other | m | 2015-04-23T02:24:37.90 |
IV.HAGA.HHE. | ML:2.0 | 0.00010875 | 0.12 | AML | other | m | 2015-04-23T02:24:37.93 |
IV.HAGA.HHN. | ML:2.0 | 0.0000995 | 0.42 | AML | other | m | 2015-04-23T02:24:37.95 |
IV.HAVL.HHN. | ML:2.0 | 0.00007435 | 1.58 | AML | other | m | 2015-04-23T02:24:42.20 |
IV.HAVL.HHE. | ML:1.9 | 0.00006425 | 1.26 | AML | other | m | 2015-04-23T02:24:41.83 |
IV.HLNI.HHE. | ML:2.1 | 0.0000935 | 0.4 | AML | other | m | 2015-04-23T02:24:42.89 |
IV.HLNI.HHN. | ML:1.9 | 0.00006254999999999999 | 0.3 | AML | other | m | 2015-04-23T02:24:43.42 |
IV.MMN.HHE. | ML:2.1 | 0.000020749999999999996 | 1.28 | AML | other | m | 2015-04-23T02:25:36.62 |
IV.MMN.HHN. | ML:2.4 | 0.00004185 | 1.38 | AML | other | m | 2015-04-23T02:25:38.89 |
IV.MPAZ.HHE. | ML:1.2 | 0.0000283 | 1.3 | AML | other | m | 2015-04-23T02:24:22.07 |
IV.MPAZ.HHN. | ML:1.4 | 0.00004455 | 0.8 | AML | other | m | 2015-04-23T02:24:28.88 |
IV.SSY.HHN. | ML:2.1 | 0.00011399999999999999 | 1.08 | AML | other | m | 2015-04-23T02:24:43.19 |
IV.SSY.HHE. | ML:1.7 | 0.00004295 | 1.52 | AML | other | m | 2015-04-23T02:24:42.32 |