A magnitude M 2.0 earthquake occured in region: Costa Ligure Occidentale (Imperia), on
and geographic coordinates (lat, lon) 43.5920, 7.4870 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 11:31:50 |
43.592 | 7.487 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 106759 |
Field | Value |
---|---|
Time (UTC) | 1989-12-27 11:31:50 ± 0.344 |
Latitude | 43.5920 ± 0.0199 |
Longitude | 7.4870 ± 0.0224 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 106759 |
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) | 2856.8 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 218 |
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) | 0.5 |
Epicentral distance of station closest to the epicenter (degree) | 0.00243 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00850 |
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 | 2.0 |
Uncertainty | |
Num. used stations | |
Type of magnitude | M |
Reference to an origin | 106759 |
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. | 1989-12-27T11:32:22.62 | 10.0 | undecidable | manual | SG | 343 | 0.9435 | -0.8 | 0.3 | |
--.LRG.Z. | 1989-12-27T11:32:18.50 | 10.0 | undecidable | manual | SG | 260 | 0.8214 | -0.9 | 0.2 | |
--.FIN.Z. | 1989-12-27T11:32:17.59 | 10.0 | undecidable | manual | SG | 39 | 0.7992 | -1.08 | 0.2 | |
--.ROB.Z. | 1989-12-27T11:32:16.26 | 10.0 | undecidable | manual | SG | 21 | 0.7548 | -1.01 | 0.2 | |
--.STV.Z. | 1989-12-27T11:32:13.60 | 10.0 | undecidable | manual | SG | 350 | 0.666 | -0.67 | 0.5 | |
--.ENR.Z. | 1989-12-27T11:32:12.88 | 10.0 | undecidable | manual | SG | 355 | 0.6327 | -0.34 | 0.8 | |
--.FRF.Z. | 1989-12-27T11:32:11.40 | 10.0 | undecidable | manual | SG | 267 | 0.5994 | -0.98 | 0.2 | |
--.PZZ.Z. | 1989-12-27T11:32:10.10 | 10.0 | undecidable | manual | PG | 343 | 0.9435 | 0.43 | 1.4 | |
--.LRG.Z. | 1989-12-27T11:32:07.80 | 10.0 | undecidable | manual | PG | 260 | 0.8214 | 0.44 | 1.5 | |
--.IMI.Z. | 1989-12-27T11:32:06.11 | 10.0 | undecidable | manual | SG | 42 | 0.4329 | -0.59 | 0.5 | |
--.ROB.Z. | 1989-12-27T11:32:06.15 | 10.0 | undecidable | manual | PG | 21 | 0.7548 | 0.02 | 2.1 | |
--.FIN.Z. | 1989-12-27T11:32:06.59 | 10.0 | undecidable | manual | PG | 39 | 0.7992 | -0.34 | 1.7 | |
--.ENR.Z. | 1989-12-27T11:32:04.19 | 10.0 | undecidable | manual | PG | 355 | 0.6327 | 0.4 | 1.8 | |
--.STV.Z. | 1989-12-27T11:32:04.66 | 10.0 | undecidable | manual | PG | 350 | 0.666 | 0.27 | 2 | |
--.FRF.Z. | 1989-12-27T11:32:03.00 | 10.0 | undecidable | manual | PG | 267 | 0.5994 | -0.3 | 1.9 | |
--.SBF.Z. | 1989-12-27T11:32:02.60 | 10.0 | undecidable | manual | SG | 352 | 0.2664 | 1.02 | 0.2 | |
--.IMI.Z. | 1989-12-27T11:32:00.34 | 10.0 | undecidable | manual | PG | 42 | 0.4329 | 0.32 | 1.9 | |
--.SBF.Z. | 1989-12-27T11:31:58.00 | 10.0 | undecidable | manual | PG | 352 | 0.2664 | 0.93 | 0.6 |