A magnitude ML 4.1 earthquake occured in region: Costa Greca Ionica (GRECIA), on
and geographic coordinates (lat, lon) 37.7400, 20.9660 at 49 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
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.
No Italian municipalities within 100 km from the epicenter with at least 50000 inhabitants.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 4.1 | 2013-12-03 21:19:14 |
37.7402 | 20.9658 | 49 | 2014-10-21 12:08:56 |
Sala Sismica INGV-Roma | 4908961 |
Field | Value |
---|---|
Time (UTC) | 2013-12-03 21:19:14 ± 0.2 |
Latitude | 37.7402 ± 0.0000 |
Longitude | 20.9658 ± 0.0091 |
Depth (km) | 49 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 4908961 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 779 |
Semi-minor axis of confidence ellipse (meter) | 299 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 90 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 780.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 353 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.39 |
Epicentral distance of station closest to the epicenter (degree) | 4.62791 |
Epicentral distance of station farthest from the epicenter (degree) | 5.58569 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 4.1 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 4908961 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2013-12-03 21:33:40 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.HBSP.HHZ. | 2013-12-03T21:21:25.79 | 0.3 | undecidable | manual | S | 265 | 574.1919 | 91 | 0.03 | 76 |
IV.HVZN.HHZ. | 2013-12-03T21:21:21.32 | 0.3 | undecidable | manual | S | 265 | 553.8234 | 91 | -0.05 | 78 |
IV.MEU.SHZ. | 2013-12-03T21:21:19.05 | 0.3 | undecidable | manual | S | 264 | 544.9434 | 91 | -0.41 | 73 |
IV.HPAC.HHZ. | 2013-12-03T21:21:16.95 | 0.6 | undecidable | manual | S | 259 | 535.9635 | 91 | -0.57 | 47 |
IV.HAVL.HHZ. | 2013-12-03T21:21:14.84 | 0.3 | undecidable | manual | S | 262 | 522.4881 | 91 | 0.22 | 79 |
IV.HAGA.HHZ. | 2013-12-03T21:21:12.96 | 0.3 | undecidable | manual | S | 266 | 513.6969 | 91 | 0.23 | 79 |
IV.CLTA.HHZ. | 2013-12-03T21:20:37.29 | 0.1 | undecidable | manual | P | 266 | 620.0127 | 91 | 1.2 | 64 |
IV.HBSP.HHZ. | 2013-12-03T21:20:30.41 | 0.6 | undecidable | manual | P | 265 | 574.1919 | 91 | 0.02 | 51 |
IV.HVZN.HHZ. | 2013-12-03T21:20:27.65 | 0.3 | positive | manual | P | 265 | 553.8234 | 91 | -0.2 | 75 |
IV.HMDC.HHZ. | 2013-12-03T21:20:27.41 | 0.1 | undecidable | manual | P | 263 | 551.9364 | 91 | -0.22 | 100 |
IV.MEU.SHZ. | 2013-12-03T21:20:26.20 | 0.6 | undecidable | manual | P | 264 | 544.9434 | 91 | -0.55 | 46 |
IV.HPAC.HHZ. | 2013-12-03T21:20:26.22 | 0.1 | undecidable | manual | P | 259 | 535.9635 | 91 | 0.59 | 95 |
IV.HAVL.HHZ. | 2013-12-03T21:20:23.87 | 0.6 | negative | manual | P | 262 | 522.4881 | 91 | -0.09 | 53 |
IV.HAGA.HHZ. | 2013-12-03T21:20:22.18 | 0.1 | undecidable | manual | P | 266 | 513.6969 | 91 | -0.69 | 91 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.HAVL.HHN. | ML:4.0 | 0.00022899999999999998 | 0.24 | AML | other | m | 2013-12-03T21:21:17.53 |
IV.HAVL.HHE. | ML:4.0 | 0.0002485 | 1.24 | AML | other | m | 2013-12-03T21:21:17.53 |
IV.HMDC.HHN. | ML:4.0 | 0.000209 | 1.26 | AML | other | m | 2013-12-03T21:21:25.06 |
IV.HMDC.HHE. | ML:3.8 | 0.000146 | 0.82 | AML | other | m | 2013-12-03T21:21:26.49 |
IV.HVZN.HHE. | ML:4.5 | 0.000653 | 1.58 | AML | other | m | 2013-12-03T21:21:25.68 |
IV.HVZN.HHN. | ML:4.6 | 0.0008495 | 0.6 | AML | other | m | 2013-12-03T21:21:28.88 |
IV.MEU.SHE. | ML:0.0 | 0.00020050000000000002 | 1.56 | AML | other | m | 2013-12-03T21:21:28.01 |
IV.MEU.SHN. | ML:0.0 | 0.000265 | 1.48 | AML | other | m | 2013-12-03T21:21:22.25 |