A magnitude ML 2.1 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.4310, 15.3060 at 136 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 | 2015-02-13 20:46:31 |
38.4313 | 15.3065 | 136 | 2015-10-19 09:27:21 |
Bollettino Sismico Italiano INGV | 17063341 |
Reviewed Rev100 |
ML 2.1 | 2015-02-13 20:46:31 |
38.4577 | 15.2903 | 137 | 2015-02-13 21:08:55 |
Sala Sismica INGV-Roma | 17017541 |
Field | Value |
---|---|
Time (UTC) | 2015-02-13 20:46:31 ± 0.35 |
Latitude | 38.4313 ± 0.0198 |
Longitude | 15.3065 ± 0.0333 |
Depth (km) | 136 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 17063341 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2553 |
Semi-minor axis of confidence ellipse (meter) | 2160 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 270 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2550.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 126 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.16997 |
Epicentral distance of station farthest from the epicenter (degree) | 1.20689 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.3 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 17063341 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-07-29 08:21:02 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.3 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 17017541 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2015-02-13 21:04:31 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CET2.HHE. | 2015-02-13T20:47:16.97 | 0.6 | undecidable | manual | S | 24 | 133.9659 | 132 | 0.47 | 38 |
IV.MPAZ.HHZ. | 2015-02-13T20:47:09.44 | 1.0 | undecidable | manual | S | 131 | 80.8635 | 147 | 0.41 | 21 |
IV.AIO.HHZ. | 2015-02-13T20:47:06.81 | 0.6 | undecidable | manual | S | 187 | 51.4152 | 158 | 0.74 | 38 |
IV.MCSR.HHZ. | 2015-02-13T20:47:05.71 | 1.0 | undecidable | manual | S | 189 | 41.2254 | 162 | 0.4 | 22 |
IV.IVPL.HHZ. | 2015-02-13T20:47:05.02 | 0.6 | undecidable | manual | S | 258 | 29.0487 | 167 | 0.41 | 46 |
IV.MPNC.HHE. | 2015-02-13T20:47:04.51 | 1.0 | undecidable | manual | S | 173 | 31.8459 | 166 | -0.25 | 24 |
IV.MILZ.HHZ. | 2015-02-13T20:47:03.27 | 0.3 | undecidable | manual | S | 200 | 18.87 | 171 | -0.93 | 60 |
IV.CET2.HHE. | 2015-02-13T20:46:57.88 | 0.3 | undecidable | manual | P | 24 | 133.9659 | 132 | 0.29 | 59 |
IV.CAR1.HHZ. | 2015-02-13T20:46:56.23 | 0.1 | undecidable | manual | P | 40 | 120.0909 | 136 | -0.12 | 81 |
IV.PLAC.HHZ. | 2015-02-13T20:46:54.79 | 0.1 | negative | manual | P | 88 | 98.3238 | 141 | 0.24 | 85 |
IV.MPAZ.HHZ. | 2015-02-13T20:46:53.17 | 0.1 | undecidable | manual | P | 131 | 80.8635 | 147 | -0.1 | 90 |
IV.NOV.HHE. | 2015-02-13T20:46:52.08 | 0.6 | undecidable | manual | P | 198 | 47.1195 | 159 | 0.7 | 41 |
IV.SOI.EHZ. | 2015-02-13T20:46:52.90 | 0.1 | negative | manual | P | 121 | 76.2681 | 149 | -0.08 | 91 |
IV.MUCR.HHZ. | 2015-02-13T20:46:51.73 | 0.3 | undecidable | manual | P | 221 | 57.1983 | 155 | -0.13 | 70 |
IV.GMB.BHE. | 2015-02-13T20:46:51.55 | 0.3 | undecidable | manual | P | 123 | 54.0015 | 157 | -0.15 | 70 |
IV.MCSR.HHZ. | 2015-02-13T20:46:51.27 | 0.1 | negative | manual | P | 189 | 41.2254 | 162 | 0.14 | 96 |
IV.AIO.HHZ. | 2015-02-13T20:46:51.87 | 0.1 | undecidable | manual | P | 187 | 51.4152 | 158 | 0.29 | 91 |
IV.MTTG.HHZ. | 2015-02-13T20:46:51.97 | 0.1 | undecidable | manual | P | 144 | 58.5969 | 155 | 0.04 | 95 |
IV.JOPP.HHZ. | 2015-02-13T20:46:51.37 | 0.1 | undecidable | manual | P | 69 | 53.9016 | 157 | -0.32 | 90 |
IV.IVPL.HHZ. | 2015-02-13T20:46:50.70 | 0.1 | negative | manual | P | 258 | 29.0487 | 167 | -0.02 | 100 |
IV.MPNC.HHE. | 2015-02-13T20:46:50.51 | 0.3 | undecidable | manual | P | 173 | 31.8459 | 166 | -0.3 | 71 |
IV.MILZ.HHZ. | 2015-02-13T20:46:50.01 | 0.3 | undecidable | manual | P | 200 | 18.87 | 171 | -0.48 | 70 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MCSR.HHN. | ML:2.4 | 0.000153 | 0.26 | AML | other | m | 2015-02-13T20:47:09.01 |
IV.MCSR.HHE. | ML:2.2 | 0.0001 | 0.28 | AML | other | m | 2015-02-13T20:47:09.29 |
IV.PLAC.HHN. | ML:1.8 | 0.00002385 | 1.34 | AML | other | m | 2015-02-13T20:47:12.73 |
IV.PLAC.HHE. | ML:1.9 | 0.00003165 | 1.22 | AML | other | m | 2015-02-13T20:47:12.40 |