A magnitude M 2.0 earthquake occured in region: Costa Ligure Occidentale (Imperia), on
and geographic coordinates (lat, lon) 43.5740, 7.4640 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 2.0 | 1989-12-27 03:43:39 |
43.574 | 7.464 | 10 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 106719 |
Field | Value |
---|---|
Time (UTC) | 1989-12-27 03:43:39 ± 0.293 |
Latitude | 43.5740 ± 0.0166 |
Longitude | 7.4640 ± 0.0200 |
Depth (km) | 10 ± 7 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 106719 |
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) | 2450.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 208 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 21 |
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) | 0.00259 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01109 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | |
Num. used stations | |
Type of magnitude | M |
Reference to an origin | 106719 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.PZZ.Z. | 1989-12-27T03:44:12.30 | 10.0 | undecidable | manual | SG | 344 | 0.9657 | -0.58 | 0.4 | |
--.LRG.Z. | 1989-12-27T03:44:07.60 | 10.0 | undecidable | manual | SG | 261 | 0.7992 | -0.23 | 0.7 | |
--.FIN.Z. | 1989-12-27T03:44:07.48 | 10.0 | undecidable | manual | SG | 39 | 0.8214 | -1.01 | 0.2 | |
--.ROB.Z. | 1989-12-27T03:44:05.83 | 10.0 | undecidable | manual | SG | 21 | 0.777 | -1.21 | 0.1 | |
--.LMR.Z. | 1989-12-27T03:44:04.40 | 10.0 | undecidable | manual | SG | 251 | 0.7326 | -1 | 0.2 | |
--.STV.Z. | 1989-12-27T03:44:03.38 | 10.0 | undecidable | manual | SG | 351 | 0.6882 | -0.44 | 0.6 | |
--.PCP.Z. | 1989-12-27T03:44:03.73 | 10.0 | undecidable | manual | PN | 38 | 1.2321 | 0.74 | 0.7 | |
--.ENR.Z. | 1989-12-27T03:44:02.56 | 10.0 | undecidable | manual | SG | 357 | 0.6438 | -0.24 | 0.8 | |
--.FRF.Z. | 1989-12-27T03:44:00.40 | 10.0 | undecidable | manual | SG | 268 | 0.5883 | -0.49 | 0.6 | |
--.PZZ.Z. | 1989-12-27T03:43:59.28 | 10.0 | undecidable | manual | PG | 344 | 0.9657 | 0.32 | 1.6 | |
--.LRG.Z. | 1989-12-27T03:43:56.40 | 10.0 | undecidable | manual | PG | 261 | 0.7992 | 0.36 | 1.6 | |
--.FIN.Z. | 1989-12-27T03:43:55.74 | 10.0 | undecidable | manual | PG | 39 | 0.8214 | -0.68 | 1 | |
--.IMI.Z. | 1989-12-27T03:43:55.69 | 10.0 | undecidable | manual | SG | 42 | 0.444 | -0.84 | 0.3 | |
--.ROB.Z. | 1989-12-27T03:43:55.61 | 10.0 | undecidable | manual | PG | 21 | 0.777 | 0.02 | 2 | |
--.LMR.Z. | 1989-12-27T03:43:54.10 | 10.0 | undecidable | manual | PG | 251 | 0.7326 | -0.54 | 1.3 | |
--.ENR.Z. | 1989-12-27T03:43:53.49 | 10.0 | undecidable | manual | PG | 357 | 0.6438 | 0.35 | 1.8 | |
--.STV.Z. | 1989-12-27T03:43:53.83 | 10.0 | undecidable | manual | PG | 351 | 0.6882 | 0.1 | 2.1 | |
--.SBF.Z. | 1989-12-27T03:43:52.00 | 10.0 | undecidable | manual | SG | 355 | 0.2886 | 0.84 | 0.3 | |
--.FRF.Z. | 1989-12-27T03:43:52.20 | 10.0 | undecidable | manual | PG | 268 | 0.5883 | 0.16 | 2.1 | |
--.IMI.Z. | 1989-12-27T03:43:49.70 | 10.0 | undecidable | manual | PG | 42 | 0.444 | 0.18 | 2.1 | |
--.SBF.Z. | 1989-12-27T03:43:47.30 | 10.0 | undecidable | manual | PG | 355 | 0.2886 | 0.88 | 0.6 |