Earthquake with magnitude of Md 2.4 on date 27-12-1985 and time 21:31:08 (Italy) in region Slovenia (SLOVENIA)

A magnitude Md 2.4 earthquake occured in region: Slovenia (SLOVENIA), on

  • 27-12-1985 20:31:08 (UTC)
  • 27-12-1985 21:31:08 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.1650, 14.0930 at 7 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.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
63 Km NE of Trieste (204420 inhabitants)
67 Km E of Udine (99169 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000
Md 2.4 1985-12-27
20:31:08
46.165 14.093 7 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 19169
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-12-27 20:31:08 ± 0.439
Latitude 46.1650 ± 0.0255
Longitude 14.0930 ± 0.0250
Depth (km) 7 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 19169

Uncertainty

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) 3427.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 315
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00275
Epicentral distance of station farthest from the epicenter (degree) 0.01036
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 19169
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:21:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.FO1.Z. 1985-12-27T20:31:44.00 10.0 undecidable manual SG 295 0.999 0.5 0.4
--.BUA.Z. 1985-12-27T20:31:32.80 10.0 undecidable manual SG 274 0.666 -0.16 0.8
--.CAE.Z. 1985-12-27T20:31:31.60 10.0 undecidable manual PN 262 1.1544 0.29 1.2
--.BAD.Z. 1985-12-27T20:31:30.50 10.0 undecidable manual SG 276 0.5883 0.13 0.8
--.FO1.Z. 1985-12-27T20:31:29.70 10.0 undecidable manual PG 295 0.999 0.82 0.3
--.RBL.Z. 1985-12-27T20:31:25.50 10.0 undecidable manual SG 307 0.444 -0.5 0.4
--.BUA.Z. 1985-12-27T20:31:22.10 10.0 undecidable manual PG 274 0.666 -0.7 0.6
--.BAD.Z. 1985-12-27T20:31:21.20 10.0 undecidable manual PG 276 0.5883 -0.09 2
--.DRE.Z. 1985-12-27T20:31:21.30 10.0 undecidable manual SG 271 0.3108 0.13 0.8
--.RBL.Z. 1985-12-27T20:31:18.50 10.0 undecidable manual PG 307 0.444 -0.27 1.7
--.DRE.Z. 1985-12-27T20:31:16.00 10.0 undecidable manual PG 271 0.3108 0.01 2.1
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download