A magnitude ML 2.0 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.8120, 15.6300 at 181 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 | 2012-08-04 14:03:47 |
38.8123 | 15.6302 | 181 | 2014-09-19 08:14:18 |
Bollettino Sismico Italiano INGV | 3290131 |
Field | Value |
---|---|
Time (UTC) | 2012-08-04 14:03:47 ± 0.51 |
Latitude | 38.8123 ± 0.0540 |
Longitude | 15.6302 ± 0.0900 |
Depth (km) | 181 ± 5 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 3290131 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 8945 |
Semi-minor axis of confidence ellipse (meter) | 3833 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 124 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 8940.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 241 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
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) | 0.28598 |
Epicentral distance of station farthest from the epicenter (degree) | 0.94968 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | 0.0 |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 3290131 |
Agency | INGV |
Autore | Manually reviewed by Franco Mele |
Time of creation (UTC) | 2014-09-18 12:46:06 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
MN.TIP.HHZ. | 2012-08-04T14:04:35.73 | 0.6 | undecidable | manual | S | 67 | 105.4167 | 148 | 0.08 | 46 |
IV.PLAC.HHZ. | 2012-08-04T14:04:33.15 | 0.6 | undecidable | manual | S | 120 | 80.7636 | 155 | 0.05 | 49 |
IV.JOPP.HHZ. | 2012-08-04T14:04:29.78 | 0.6 | undecidable | manual | S | 136 | 31.746 | 169 | -0.03 | 54 |
IV.CELI.HHZ. | 2012-08-04T14:04:15.24 | 0.1 | undecidable | manual | P | 49 | 100.0221 | 149 | 0.32 | 89 |
MN.TIP.HHZ. | 2012-08-04T14:04:15.01 | 0.1 | undecidable | manual | P | 67 | 105.4167 | 148 | -0.26 | 89 |
IV.MSCL.HHZ. | 2012-08-04T14:04:13.51 | 0.3 | undecidable | manual | P | 168 | 65.8896 | 159 | 0.45 | 69 |
IV.PLAC.HHZ. | 2012-08-04T14:04:13.75 | 0.1 | positive | manual | P | 120 | 80.7636 | 155 | -0.04 | 98 |
IV.JOPP.HHZ. | 2012-08-04T14:04:11.52 | 0.1 | undecidable | manual | P | 136 | 31.746 | 169 | -0.38 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.JOPP.HHN. | ML:2.0 | 0.00003455 | 1.08 | AML | other | m | 2012-08-04T14:04:30.85 |
IV.JOPP.HHE. | ML:1.9 | 0.000031 | 0.36 | AML | other | m | 2012-08-04T14:04:31.64 |