A magnitude ML 2.3 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.8110, 15.5200 at 86 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 2.3 | 2013-02-12 12:35:29 |
38.8112 | 15.5205 | 86 | 2015-01-20 11:22:41 |
Bollettino Sismico Italiano INGV | 5438901 |
Field | Value |
---|---|
Time (UTC) | 2013-02-12 12:35:29 ± 0.29 |
Latitude | 38.8112 ± 0.0090 |
Longitude | 15.5205 ± 0.0196 |
Depth (km) | 86 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 5438901 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1510 |
Semi-minor axis of confidence ellipse (meter) | 953 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 294 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1510.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 182 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.35074 |
Epicentral distance of station farthest from the epicenter (degree) | 0.79230 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | 0.1 |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 5438901 |
Agency | INGV |
Autore | Manually reviewed by Franco Mele |
Time of creation (UTC) | 2015-01-15 13:27:28 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CET2.HHZ. | 2013-02-12T12:35:59.50 | 0.1 | undecidable | manual | S | 25 | 87.9453 | 129 | 0.17 | 89 |
IV.CAR1.HHZ. | 2013-02-12T12:35:57.20 | 0.1 | undecidable | manual | S | 50 | 77.1672 | 133 | -0.37 | 89 |
IV.GRI.EHZ. | 2013-02-12T12:35:57.50 | 0.3 | undecidable | manual | S | 89 | 77.7666 | 133 | -0.17 | 70 |
IV.MILZ.HHE. | 2013-02-12T12:35:55.39 | 0.1 | undecidable | manual | S | 203 | 64.8906 | 138 | -0.34 | 87 |
IV.MSRU.HHE. | 2013-02-12T12:35:55.38 | 0.1 | undecidable | manual | S | 181 | 60.6948 | 140 | 0.24 | 94 |
IV.JOPP.HHZ. | 2013-02-12T12:35:52.80 | 0.1 | undecidable | manual | S | 126 | 38.9277 | 153 | 0.27 | 95 |
IV.CET2.HHZ. | 2013-02-12T12:35:46.77 | 0.1 | undecidable | manual | P | 25 | 87.9453 | 129 | 0.2 | 88 |
IV.CAR1.HHZ. | 2013-02-12T12:35:45.31 | 0.1 | positive | manual | P | 50 | 77.1672 | 133 | -0.25 | 90 |
IV.GRI.EHZ. | 2013-02-12T12:35:45.71 | 0.1 | undecidable | manual | P | 89 | 77.7666 | 133 | 0.1 | 91 |
IV.MILZ.HHE. | 2013-02-12T12:35:44.59 | 0.1 | undecidable | manual | P | 203 | 64.8906 | 138 | 0.1 | 96 |
IV.MSRU.HHE. | 2013-02-12T12:35:44.08 | 0.1 | undecidable | manual | P | 181 | 60.6948 | 140 | -0.07 | 95 |
IV.JOPP.HHZ. | 2013-02-12T12:35:42.69 | 0.1 | positive | manual | P | 126 | 38.9277 | 153 | 0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.JOPP.HHE. | ML:2.3 | 0.00020750000000000003 | 0.56 | AML | other | m | 2013-02-12T12:35:53.40 |
IV.JOPP.HHN. | ML:2.4 | 0.0002575 | 1 | AML | other | m | 2013-02-12T12:35:53.51 |