A magnitude ML 2.1 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.4590, 15.4380 at 142 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 | 2017-08-16 19:18:12 |
38.4587 | 15.4377 | 142 | 2018-07-06 15:40:35 |
Bollettino Sismico Italiano INGV | 51473491 |
Reviewed Rev100 |
ML 2.2 | 2017-08-16 19:18:12 |
38.44 | 15.4868 | 144 | 2017-08-16 19:30:03 |
Sala Sismica INGV-Roma | 49094741 |
Field | Value |
---|---|
Time (UTC) | 2017-08-16 19:18:12 ± 0.43 |
Latitude | 38.4587 ± 0.0234 |
Longitude | 15.4377 ± 0.0390 |
Depth (km) | 142 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 51473491 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 3296 |
Semi-minor axis of confidence ellipse (meter) | 1716 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 120 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 3300.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 123 |
Number of associated phases, regardless of their use for origin computation | 32 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.31 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.14214 |
Number of stations at which the event was observed | 24 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | 0.3 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 49094741 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-08-16 19:30:03 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.3 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 51473491 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2017-10-31 08:33:07 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
AC.VLO.HHZ. | 2017-08-16T19:20:10.41 | 3.0 | undecidable | manual | Sg | 14.09 | 0 | |||
GU.GRAM.HHZ. | 2017-08-16T19:20:05.46 | 3.0 | undecidable | manual | Pn | 10.07 | 0 | |||
IV.LAV9.HNZ. | 2017-08-16T19:19:55.16 | 3.0 | undecidable | manual | Sn | -2.76 | 0 | |||
GU.CARD.HHZ. | 2017-08-16T19:19:55.69 | 3.0 | negative | manual | Pn | 7.78 | 0 | |||
IV.GIUL.HHZ. | 2017-08-16T19:19:52.21 | 3.0 | undecidable | manual | Sn | 1.34 | 0 | |||
AC.KBN.HHZ. | 2017-08-16T19:19:45.32 | 3.0 | undecidable | manual | Pg | 24.18 | 0 | |||
IV.LIK.EHZ.01 | 2017-08-16T19:19:42.92 | 3.0 | undecidable | manual | Sn | -4.53 | 0 | |||
IV.CIGN.HHZ. | 2017-08-16T19:19:38.91 | 3.0 | undecidable | manual | Sn | -6.23 | 0 | |||
CR.STON.BHZ. | 2017-08-16T19:19:30.88 | 3.0 | undecidable | manual | Pn | 8.08 | 0 | |||
IV.T1219.EHZ. | 2017-08-16T19:19:29.83 | 3.0 | undecidable | manual | Pn | 4.92 | 0 | |||
IV.T1247.HHZ. | 2017-08-16T19:19:22.74 | 3.0 | negative | manual | Pn | 6.45 | 0 | |||
IV.VBKN.HHZ. | 2017-08-16T19:19:20.06 | 3.0 | undecidable | manual | Sn | -8.35 | 0 | |||
IV.LIK.EHZ.01 | 2017-08-16T19:19:19.76 | 3.0 | negative | manual | Pg | 15.8 | 0 | |||
AC.VLO.HHZ. | 2017-08-16T19:19:09.82 | 3.0 | positive | manual | Pn | 0.88 | 0 | |||
MN.CLTB.HHZ. | 2017-08-16T19:19:09.10 | 3.0 | undecidable | manual | Sn | -0.08 | 0 | |||
IV.CET2.HHZ. | 2017-08-16T19:18:57.07 | 0.6 | undecidable | manual | S | 20 | 126.7731 | 135 | 0.28 | 43 |
IV.AMUR.HHZ. | 2017-08-16T19:18:54.59 | 3.0 | undecidable | manual | Pn | -0.66 | 0 | |||
IV.CAR1.HHZ. | 2017-08-16T19:18:54.43 | 0.6 | undecidable | manual | S | 37 | 110.6004 | 139 | 0 | 47 |
IV.PLAC.HHZ. | 2017-08-16T19:18:51.53 | 0.6 | undecidable | manual | S | 90 | 86.9463 | 146 | 0.19 | 47 |
IV.AIO.HHN. | 2017-08-16T19:18:49.09 | 0.6 | undecidable | manual | S | 198 | 56.8986 | 157 | 0.86 | 40 |
IV.GMB.BHN. | 2017-08-16T19:18:47.53 | 3.0 | undecidable | manual | S | 0.04 | 0 | |||
IV.JOPP.HHZ. | 2017-08-16T19:18:46.74 | 0.6 | undecidable | manual | S | 67 | 42.2244 | 162 | -0.38 | 49 |
IV.CET2.HHZ. | 2017-08-16T19:18:38.30 | 0.1 | undecidable | manual | P | 20 | 126.7731 | 135 | 0.32 | 85 |
IV.CAR1.HHZ. | 2017-08-16T19:18:36.69 | 0.3 | undecidable | manual | P | 37 | 110.6004 | 139 | 0.08 | 69 |
IV.PLAC.HHZ. | 2017-08-16T19:18:35.00 | 0.1 | undecidable | manual | P | 90 | 86.9463 | 146 | 0.17 | 95 |
IV.GMB.BHN. | 2017-08-16T19:18:33.10 | 3.0 | undecidable | manual | P | 0.47 | 0 | |||
IV.AIO.HHN. | 2017-08-16T19:18:33.39 | 0.1 | undecidable | manual | P | 198 | 56.8986 | 157 | 0.35 | 96 |
IV.SOI.EHZ. | 2017-08-16T19:18:33.49 | 0.3 | undecidable | manual | P | 128 | 68.6757 | 152 | -0.17 | 74 |
IV.IVPL.HHN. | 2017-08-16T19:18:32.12 | 0.3 | undecidable | manual | P | 257 | 40.8258 | 163 | -0.22 | 77 |
IV.MSCL.HHE. | 2017-08-16T19:18:32.06 | 0.3 | undecidable | manual | P | 129 | 39.627 | 163 | -0.23 | 77 |
IV.JOPP.HHZ. | 2017-08-16T19:18:32.07 | 0.1 | undecidable | manual | P | 67 | 42.2244 | 162 | -0.32 | 100 |
IV.MILZ.HHE. | 2017-08-16T19:18:31.36 | 0.3 | undecidable | manual | P | 221 | 27.4503 | 168 | -0.56 | 72 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.PLAC.HNN. | ML:2.2 | 0.00006573369 | 0.3 | AML | other | m | 2017-08-16T19:18:45.89 |
IV.PLAC.HHE. | ML:2.1 | 0.0000534992 | 0.62 | AML | other | m | 2017-08-16T19:18:46.38 |
IV.MSRU.HHE. | ML:2.3 | 0.00011166424499999999 | 0.52 | AML | other | m | 2017-08-16T19:18:46.61 |
IV.JOPP.HHN. | ML:1.8 | 0.000034015829999999996 | 0.12 | AML | other | m | 2017-08-16T19:18:47.31 |
IV.JOPP.HHE. | ML:1.8 | 0.00003221143 | 1.8 | AML | other | m | 2017-08-16T19:18:48.97 |
IV.PLAC.HHN. | ML:2.0 | 0.000044275755 | 0.44 | AML | other | m | 2017-08-16T19:18:52.56 |
IV.SOI.EHN. | ML:1.7 | 0.000025142565 | 1.2 | AML | other | m | 2017-08-16T19:18:52.02 |
IV.PLAC.HNE. | ML:2.3 | 0.00007928507999999999 | 1.02 | AML | other | m | 2017-08-16T19:18:53.45 |
IV.CAR1.HHE. | ML:1.9 | 0.0000310965255 | 0.2 | AML | other | m | 2017-08-16T19:18:54.84 |
IV.CAR1.HHN. | ML:2.0 | 0.000032541785000000006 | 0.22 | AML | other | m | 2017-08-16T19:18:56.31 |
IV.MSRU.HHN. | ML:2.0 | 0.000059396985 | 0.76 | AML | other | m | 2017-08-16T19:18:56.65 |
IV.CET2.HHN. | ML:2.5 | 0.000097994055 | 0.48 | AML | other | m | 2017-08-16T19:18:58.34 |
IV.CET2.HHE. | ML:2.5 | 0.00011041858 | 0.4 | AML | other | m | 2017-08-16T19:18:58.58 |
IV.SOI.EHE. | ML:1.6 | 0.00001863537 | 0.82 | AML | other | m | 2017-08-16T19:18:59.45 |
IV.CAR1.HNN. | ML:2.8 | 0.00020353625000000001 | 0.74 | AML | other | m | 2017-08-16T19:19:14.57 |
IV.CAR1.HNE. | ML:2.6 | 0.000130396755 | 1.01 | AML | other | m | 2017-08-16T19:19:19.86 |