A magnitude M 2.3 earthquake occured in region: Costa Francese (FRANCIA), on
and geographic coordinates (lat, lon) 43.6240, 7.0450 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 |
M 2.3 | 1987-10-22 15:00:48 |
43.624 | 7.045 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 57459 |
Field | Value |
---|---|
Time (UTC) | 1987-10-22 15:00:48 ± 0.462 |
Latitude | 43.6240 ± 0.0196 |
Longitude | 7.0450 ± 0.0266 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 57459 |
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) | 3057.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 298 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00591 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00915 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | |
Num. used stations | |
Type of magnitude | M |
Reference to an origin | 57459 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 09:48:29 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SOO.Z. | 1987-10-22T15:01:19.00 | 10.0 | undecidable | manual | SG | 2 | 0.8769 | 0.41 | 0.2 | |
--.ROB.Z. | 1987-10-22T15:01:18.60 | 10.0 | undecidable | manual | SG | 41 | 0.8991 | -0.67 | 0 | |
--.IMP.Z. | 1987-10-22T15:01:12.50 | 10.0 | undecidable | manual | SG | 64 | 0.6771 | 0.4 | 0.2 | |
--.STV.Z. | 1987-10-22T15:01:11.50 | 10.0 | undecidable | manual | SG | 18 | 0.6549 | 0.02 | 0.8 | |
--.FIN.Z. | 1987-10-22T15:01:08.60 | 10.0 | undecidable | manual | PG | 54 | 1.0101 | 0.18 | 1.4 | |
--.ROB.Z. | 1987-10-22T15:01:06.40 | 10.0 | undecidable | manual | PG | 41 | 0.8991 | 0.18 | 1.5 | |
--.SOO.Z. | 1987-10-22T15:01:05.80 | 10.0 | undecidable | manual | PG | 2 | 0.8769 | -0.03 | 1.9 | |
--.STV.Z. | 1987-10-22T15:01:01.50 | 10.0 | undecidable | manual | PG | 18 | 0.6549 | -0.22 | 1.4 | |
--.IMP.Z. | 1987-10-22T15:01:01.90 | 10.0 | undecidable | manual | PG | 64 | 0.6771 | -0.18 | 1.6 |