A magnitude ML 1.7 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.6950, 15.4650 at 8 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 |
Md 1.6
ML 1.7 |
2017-02-16 20:18:36 |
38.6948 | 15.4647 | 9 | 2018-01-10 09:51:14 |
Bollettino Sismico Italiano INGV | 41366221 |
Field | Value |
---|---|
Time (UTC) | 2017-02-16 20:18:36 ± 0.12 |
Latitude | 38.6948 ± 0.0072 |
Longitude | 15.4647 ± 0.0058 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 41366221 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 794 |
Semi-minor axis of confidence ellipse (meter) | 495 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 336 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 790.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 106 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
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) | 0.21044 |
Epicentral distance of station farthest from the epicenter (degree) | 0.80489 |
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 | 1.7 |
Uncertainty | 0.3 |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 41366221 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2017-02-20 08:29:45 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.0 |
Num. used stations | 1 |
Type of magnitude | Md |
Reference to an origin | 41366221 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2017-02-20 08:29:45 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PLAC.HHE. | 2017-02-16T20:19:03.05 | 0.6 | undecidable | manual | S | 108 | 88.7445 | 50 | 0.22 | 44 |
IV.CAR1.HHN. | 2017-02-16T20:19:02.61 | 1.0 | undecidable | manual | S | 46 | 89.3439 | 50 | -0.39 | 21 |
IV.GMB.BHZ. | 2017-02-16T20:18:56.79 | 0.6 | undecidable | manual | S | 151 | 66.4779 | 50 | -0.1 | 47 |
IV.ILLI.HHZ. | 2017-02-16T20:18:53.45 | 0.6 | undecidable | manual | S | 238 | 52.6029 | 50 | 0.26 | 46 |
IV.IVPL.HHZ. | 2017-02-16T20:18:53.97 | 0.6 | undecidable | manual | S | 230 | 54.9006 | 50 | 0.17 | 47 |
IV.PLAC.HHE. | 2017-02-16T20:18:52.17 | 0.3 | undecidable | manual | P | 108 | 88.7445 | 50 | 0.64 | 58 |
IV.MSRU.HHZ. | 2017-02-16T20:18:51.76 | 1.0 | undecidable | manual | S | 175 | 47.9187 | 50 | -0.19 | 24 |
IV.CAR1.HHN. | 2017-02-16T20:18:51.54 | 0.1 | undecidable | manual | P | 46 | 89.3439 | 50 | -0.09 | 89 |
IV.JOPP.HHN. | 2017-02-16T20:18:49.15 | 0.3 | undecidable | manual | S | 105 | 37.7289 | 50 | -0.07 | 74 |
IV.IFIL.HHZ. | 2017-02-16T20:18:49.61 | 0.3 | undecidable | manual | P | 260 | 78.4659 | 50 | -0.34 | 65 |
IV.GMB.BHZ. | 2017-02-16T20:18:47.96 | 0.6 | undecidable | manual | P | 151 | 66.4779 | 50 | -0.14 | 46 |
IV.ILLI.HHZ. | 2017-02-16T20:18:46.40 | 1.0 | undecidable | manual | P | 238 | 52.6029 | 50 | 0.43 | 22 |
IV.IVPL.HHZ. | 2017-02-16T20:18:46.38 | 0.1 | undecidable | manual | P | 230 | 54.9006 | 50 | 0.06 | 96 |
IV.IST3.HHE. | 2017-02-16T20:18:44.78 | 0.3 | undecidable | manual | S | 300 | 23.3544 | 110 | 0.06 | 76 |
IV.MSRU.HHZ. | 2017-02-16T20:18:44.92 | 0.1 | negative | manual | P | 175 | 47.9187 | 50 | -0.33 | 92 |
IV.JOPP.HHN. | 2017-02-16T20:18:43.76 | 0.1 | negative | manual | P | 105 | 37.7289 | 50 | 0.08 | 99 |
IV.IST3.HHE. | 2017-02-16T20:18:41.23 | 0.1 | undecidable | manual | P | 300 | 23.3544 | 110 | 0.14 | 100 |
IV.ISTR.HHZ. | 2017-02-16T20:18:41.36 | 0.1 | undecidable | manual | P | 293 | 25.6521 | 108 | -0.17 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GMB.BHN. | ML:1.8 | 0.00011949999999999999 | 0.6 | AML | other | m | 2017-02-16T20:18:58.59 |
IV.GMB.BHE. | ML:1.8 | 0.0001245 | 1.16 | AML | other | m | 2017-02-16T20:18:59.01 |
IV.IST3.HHN. | ML:1.7 | 0.000314 | 0.14 | AML | other | m | 2017-02-16T20:18:46.48 |
IV.IST3.HHE. | ML:1.8 | 0.00038849999999999996 | 0.12 | AML | other | m | 2017-02-16T20:18:48.02 |
IV.IVPL.HHE. | ML:1.9 | 0.00017099999999999998 | 0.7 | AML | other | m | 2017-02-16T20:18:56.36 |
IV.IVPL.HHN. | ML:1.9 | 0.000185 | 0.42 | AML | other | m | 2017-02-16T20:18:57.64 |
IV.JOPP.HHN. | ML:0.9 | 0.000028749999999999997 | 0.68 | AML | other | m | 2017-02-16T20:18:50.31 |
IV.JOPP.HHE. | ML:0.9 | 0.0000307 | 0.96 | AML | other | m | 2017-02-16T20:18:51.48 |
IV.MSRU.HHE. | ML:1.5 | 0.0000837 | 0.94 | AML | other | m | 2017-02-16T20:18:53.45 |
IV.MSRU.HHN. | ML:1.4 | 0.00006900000000000001 | 0.76 | AML | other | m | 2017-02-16T20:18:53.53 |