A magnitude M 2.3 earthquake occured in region: V3 Monte Bianco (ITALIA, FRANCIA, SVIZZERA), on
and geographic coordinates (lat, lon) 46.0310, 7.0850 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 |
M 2.3 | 1991-11-12 23:44:25 |
46.031 | 7.085 | 10 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 153259 |
Field | Value |
---|---|
Time (UTC) | 1991-11-12 23:44:25 ± 0.347 |
Latitude | 46.0310 ± 0.0228 |
Longitude | 7.0850 ± 0.0345 |
Depth (km) | 10 ± 4 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 153259 |
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) | 3679.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 127 |
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) | 0.8 |
Epicentral distance of station closest to the epicenter (degree) | 0.00097 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01983 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | |
Num. used stations | |
Type of magnitude | M |
Reference to an origin | 153259 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 09:42:56 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.OSS.Z. | 1991-11-12T23:45:03.10 | 10.0 | undecidable | manual | PN | 71 | 2.1978 | 0.9 | 0.7 | |
--.VDL.Z. | 1991-11-12T23:44:54.30 | 10.0 | undecidable | manual | PN | 73 | 1.7094 | -1.05 | 0.7 | |
--.LLS.Z. | 1991-11-12T23:44:52.60 | 10.0 | undecidable | manual | PN | 57 | 1.554 | -0.65 | 1.1 | |
--.BHB.Z. | 1991-11-12T23:44:48.54 | 10.0 | undecidable | manual | PN | 173 | 1.1988 | 0.16 | 1.7 | |
--.RRL.Z. | 1991-11-12T23:44:48.54 | 10.0 | undecidable | manual | PN | 190 | 1.1211 | 1.15 | 0.8 | |
--.LPG.Z. | 1991-11-12T23:44:45.60 | 10.0 | undecidable | manual | SG | 203 | 0.5772 | -0.81 | 0.4 | |
--.LPL.Z. | 1991-11-12T23:44:45.20 | 10.0 | undecidable | manual | SG | 205 | 0.5661 | -0.82 | 0.4 | |
--.RSP.Z. | 1991-11-12T23:44:44.54 | 10.0 | undecidable | manual | PG | 172 | 0.8769 | 1.19 | 0.9 | |
--.ORX.Z. | 1991-11-12T23:44:40.96 | 10.0 | undecidable | manual | PG | 122 | 0.7326 | 0.3 | 1.8 | |
--.ORO.Z. | 1991-11-12T23:44:39.69 | 10.0 | undecidable | manual | PG | 122 | 0.7326 | -1.02 | 0.9 | |
--.LSD.Z. | 1991-11-12T23:44:39.00 | 10.0 | undecidable | manual | PG | 174 | 0.5661 | 1.4 | 0.6 | |
--.LPL.Z. | 1991-11-12T23:44:36.60 | 10.0 | undecidable | manual | PG | 205 | 0.5661 | -0.89 | 1 | |
--.LPG.Z. | 1991-11-12T23:44:36.90 | 10.0 | undecidable | manual | PG | 203 | 0.5772 | -0.81 | 1.1 | |
--.EMS.Z. | 1991-11-12T23:44:29.40 | 10.0 | undecidable | manual | PG | 289 | 0.111 | 0.34 | 1.7 |