A magnitude Md 3.5 earthquake occured in region: Tunisia [Sea], on
and geographic coordinates (lat, lon) 34.9330, 12.8480 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.
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 |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 3.5 | 1986-11-12 03:39:04 |
34.933 | 12.848 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 36929 |
Field | Value |
---|---|
Time (UTC) | 1986-11-12 03:39:04 ± 0.54 |
Latitude | 34.9330 ± 0.0377 |
Longitude | 12.8480 ± 0.0328 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 36929 |
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) | 5148.3 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 301 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.01797 |
Epicentral distance of station farthest from the epicenter (degree) | 0.06152 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 14 |
Field | Value |
---|---|
Value | 3.5 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 36929 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:37:04 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.MSI.Z. | 1986-11-12T03:40:48.50 | 10.0 | undecidable | manual | SN | 32 | 3.9183 | -0.07 | 0.6 | |
--.MES.Z. | 1986-11-12T03:40:48.60 | 10.0 | undecidable | manual | SN | 32 | 3.9183 | 0.13 | 0.5 | |
--.BRT.Z. | 1986-11-12T03:40:44.00 | 10.0 | undecidable | manual | PN | 27 | 6.8265 | -0.69 | 0.6 | |
--.GIB.Z. | 1986-11-12T03:40:30.50 | 10.0 | undecidable | manual | SN | 16 | 3.1857 | -0.78 | 0.4 | |
--.ERC.Z. | 1986-11-12T03:40:29.50 | 10.0 | undecidable | manual | SN | 355 | 3.0969 | 0.36 | 0.5 | |
--.TS9.Z. | 1986-11-12T03:40:26.50 | 10.0 | undecidable | manual | PN | 28 | 5.4723 | 0.48 | 0.7 | |
--.GR9.Z. | 1986-11-12T03:40:17.50 | 10.0 | undecidable | manual | PN | 34 | 4.8174 | 0.47 | 0.8 | |
--.SO9.Z. | 1986-11-12T03:40:06.00 | 10.0 | undecidable | manual | PN | 37 | 4.0515 | -0.53 | 1.1 | |
--.MSI.Z. | 1986-11-12T03:40:04.92 | 10.0 | undecidable | manual | PN | 32 | 3.9183 | 0.23 | 1.3 | |
--.MES.Z. | 1986-11-12T03:40:04.90 | 10.0 | undecidable | manual | PN | 32 | 3.9183 | 0.27 | 1.2 | |
--.AT9.Z. | 1986-11-12T03:40:03.70 | 10.0 | negative | manual | PN | 31 | 3.8406 | 0.09 | 2.9 | |
--.MS9.Z. | 1986-11-12T03:39:57.50 | 10.0 | undecidable | manual | PN | 25 | 3.33 | 0.79 | 0.4 | |
--.GIB.Z. | 1986-11-12T03:39:54.50 | 10.0 | undecidable | manual | PN | 16 | 3.1857 | -0.21 | 1.5 | |
--.ERC.Z. | 1986-11-12T03:39:53.00 | 10.0 | undecidable | manual | PN | 355 | 3.0969 | -0.47 | 1 | |
--.CV9.Z. | 1986-11-12T03:39:49.00 | 10.0 | undecidable | manual | PN | 358 | 2.7417 | 0.54 | 1 | |
--.ML9.Z. | 1986-11-12T03:39:47.50 | 10.0 | negative | manual | PN | 36 | 2.7417 | -1.07 | 0.7 | |
--.FAI.Z. | 1986-11-12T03:39:44.50 | 10.0 | undecidable | manual | PN | 15 | 2.4309 | 0.35 | 1.2 | |
--.PT9.Z. | 1986-11-12T03:39:38.00 | 10.0 | undecidable | manual | PN | 339 | 1.998 | -0.21 | 1.4 |