A magnitude Md 2.3 earthquake occured in region: Mar Ionio Meridionale (MARE), on
and geographic coordinates (lat, lon) 37.6750, 15.6180 at 10 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 2.3
ML-VAX 2.0 |
2004-04-04 12:21:07 |
37.675 | 15.618 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 495859 |
Field | Value |
---|---|
Time (UTC) | 2004-04-04 12:21:07 ± 0.188 |
Latitude | 37.6750 ± 0.0122 |
Longitude | 15.6180 ± 0.0176 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 495859 |
Field | Value |
---|---|
Preferred uncertainty description | horizontal uncertainty |
Semi-major axis of confidence ellipse (meter) | |
Semi-minor axis of confidence ellipse (meter) | |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2061.7 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 175 |
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) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00300 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00753 |
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 | 2.3 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 495859 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 00:53:36 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 495859 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.MEU.Z. | 2004-04-04T12:21:35.92 | 10.0 | undecidable | manual | SG | 228 | 0.8325 | -0.69 | 0.2 | |
--.SCLL.Z. | 2004-04-04T12:21:28.20 | 10.0 | undecidable | manual | SG | 7 | 0.5883 | -0.24 | 0.7 | |
--.AGST.Z. | 2004-04-04T12:21:27.10 | 10.0 | undecidable | manual | SG | 216 | 0.5106 | 0.72 | 0.2 | |
--.MSI.Z. | 2004-04-04T12:21:27.30 | 10.0 | undecidable | manual | SG | 354 | 0.5328 | 0.67 | 0.2 | |
--.SOI.Z. | 2004-04-04T12:21:26.30 | 10.0 | undecidable | manual | SG | 40 | 0.5217 | -0.21 | 0.7 | |
--.MNO.Z. | 2004-04-04T12:21:23.20 | 10.0 | undecidable | manual | PG | 289 | 0.7659 | 0.08 | 1.7 | |
--.MEU.Z. | 2004-04-04T12:21:23.83 | 10.0 | undecidable | manual | PG | 228 | 0.8325 | -0.55 | 0.7 | |
--.MTTG.Z. | 2004-04-04T12:21:20.72 | 10.0 | undecidable | manual | SG | 11 | 0.333 | 0.38 | 0.5 | |
--.SCLL.Z. | 2004-04-04T12:21:19.00 | 10.0 | undecidable | manual | PG | 7 | 0.5883 | -0.67 | 0.6 | |
--.MSI.Z. | 2004-04-04T12:21:18.47 | 10.0 | undecidable | manual | PG | 354 | 0.5328 | -0.15 | 1.9 | |
--.SOI.Z. | 2004-04-04T12:21:18.57 | 10.0 | positive | manual | PG | 40 | 0.5217 | 0.02 | 4 | |
--.GMB.Z. | 2004-04-04T12:21:18.30 | 10.0 | undecidable | manual | PG? | 18 | 0.5106 | -0.13 | 0.8 | |
--.AGST.Z. | 2004-04-04T12:21:18.96 | 10.0 | undecidable | manual | PG | 216 | 0.5106 | 0.54 | 0.9 | |
--.MTTG.Z. | 2004-04-04T12:21:15.50 | 10.0 | undecidable | manual | PG | 11 | 0.333 | 0.51 | 1 |