A magnitude Md 2.4 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 39.5070, 15.2700 at 14 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 2.4
ML-VAX 1.9 |
1997-01-13 00:29:59 |
39.507 | 15.27 | 14 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 259409 |
Field | Value |
---|---|
Time (UTC) | 1997-01-13 00:29:59 ± 1.227 |
Latitude | 39.5070 ± 0.0376 |
Longitude | 15.2700 ± 0.0751 |
Depth (km) | 14 ± 6 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 259409 |
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) | 7681.3 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 234 |
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) | 0.5 |
Epicentral distance of station closest to the epicenter (degree) | 0.00753 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01004 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 2.4 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 259409 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:05:24 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 259409 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.GRI.Z. | 1997-01-13T00:30:36.20 | 10.0 | undecidable | manual | SN | 127 | 1.11 | 0.65 | 0.5 | |
--.SGO.Z. | 1997-01-13T00:30:32.47 | 10.0 | undecidable | manual | SN | 2 | 1.0434 | -1.18 | 0.1 | |
--.SL9.Z. | 1997-01-13T00:30:31.92 | 10.0 | undecidable | manual | SN | 18 | 0.9213 | 1.29 | 0.1 | |
--.TDS.Z. | 1997-01-13T00:30:27.00 | 10.0 | undecidable | manual | SG | 79 | 0.8325 | -0.78 | 0.4 | |
--.SGO.Z. | 1997-01-13T00:30:19.44 | 10.0 | undecidable | manual | PN | 2 | 1.0434 | 0.43 | 1.6 | |
--.GRI.Z. | 1997-01-13T00:30:19.67 | 10.0 | undecidable | manual | PN | 127 | 1.11 | -0.33 | 1.7 | |
--.TDS.Z. | 1997-01-13T00:30:16.00 | 10.0 | undecidable | manual | PG | 79 | 0.8325 | 0.39 | 1.8 | |
--.SL9.Z. | 1997-01-13T00:30:16.89 | 10.0 | undecidable | manual | PN | 18 | 0.9213 | -0.37 | 1.8 |