A magnitude Md 2.4 earthquake occured in region: Confine Italia Svizzera (SVIZZERA), on
and geographic coordinates (lat, lon) 46.2310, 7.4680 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 2.4 | 1985-09-25 21:44:22 |
46.231 | 7.468 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 13769 |
Field | Value |
---|---|
Time (UTC) | 1985-09-25 21:44:22 ± 0.549 |
Latitude | 46.2310 ± 0.0323 |
Longitude | 7.4680 ± 0.0465 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 13769 |
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) | 5065.7 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 139 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.9 |
Epicentral distance of station closest to the epicenter (degree) | 0.00138 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01473 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 2.4 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 13769 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:16:47 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.BN9.Z. | 1985-09-25T21:45:05.00 | 10.0 | undecidable | manual | SN | 205 | 1.2987 | 1.48 | 0.3 | |
--.SAX.Z. | 1985-09-25T21:44:53.00 | 10.0 | undecidable | manual | PN | 50 | 1.6317 | 2.33 | 0.2 | |
--.BN9.Z. | 1985-09-25T21:44:47.50 | 10.0 | undecidable | manual | PN | 205 | 1.2987 | 1.48 | 0.7 | |
--.ORO.Z. | 1985-09-25T21:44:47.50 | 10.0 | undecidable | manual | SG | 149 | 0.6882 | 0.98 | 0.5 | |
--.ORX.Z. | 1985-09-25T21:44:46.00 | 10.0 | undecidable | manual | SG | 148 | 0.6882 | -0.39 | 0.7 | |
--.ZUL.Z. | 1985-09-25T21:44:46.50 | 10.0 | undecidable | manual | PN | 26 | 1.3875 | -0.87 | 1.1 | |
--.TMA.Z. | 1985-09-25T21:44:40.60 | 10.0 | undecidable | manual | PG | 96 | 0.9768 | -0.78 | 1.4 | |
--.ORO.Z. | 1985-09-25T21:44:36.50 | 10.0 | undecidable | manual | PG | 149 | 0.6882 | 0.3 | 1.8 | |
--.ORX.Z. | 1985-09-25T21:44:35.70 | 10.0 | undecidable | manual | PG | 148 | 0.6882 | -0.42 | 1.7 | |
--.EMS.Z. | 1985-09-25T21:44:29.20 | 10.0 | undecidable | manual | PG | 246 | 0.3996 | -1.51 | 0.8 | |
--.MMK.Z. | 1985-09-25T21:44:29.20 | 10.0 | undecidable | manual | PG | 117 | 0.3885 | -1.2 | 1.1 | |
--.DIX.Z. | 1985-09-25T21:44:25.90 | 10.0 | undecidable | manual | PG | 194 | 0.1554 | -0.2 | 1.8 |