Earthquake with magnitude of Md 3.0 on date 11-01-1986 and time 21:16:02 (Italy) in region Adriatico Centrale (MARE)

A magnitude Md 3.0 earthquake occured in region: Adriatico Centrale (MARE), on

  • 11-01-1986 20:16:02 (UTC)
  • 11-01-1986 21:16:02 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.55, 15.55 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.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
97 Km N of San Severo (53905 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
Rev 1000 Md 3.0 1986-01-11
20:16:02
42.55 15.55 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 19999
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-01-11 20:16:02 ± 0.743
Latitude 42.55 ± 0.04
Longitude 15.55 ± 0.09
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 19999

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) 8722.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 200
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) 1.1
Epicentral distance of station closest to the epicenter (degree) 0.01303
Epicentral distance of station farthest from the epicenter (degree) 0.04039
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

Md:3

Field Value
Value 3
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 19999
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:22:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.FO1.Z. 1986-01-11T20:17:11.00 10.0 undecidable manual PN 334 0.0404 0.99 0.9
--.LJU.Z. 1986-01-11T20:16:58.00 10.0 undecidable manual PN 347 0.0321 0.74 1.2
--.VOY.Z. 1986-01-11T20:16:57.00 10.0 undecidable manual PN 340 0.033 -1.74 0.5
--.SD1.Z. 1986-01-11T20:16:51.00 10.0 undecidable manual SN 236 0.0138 1.7 0.4
--.AQU.Z. 1986-01-11T20:16:51.50 10.0 undecidable manual SN 262 0.0143 0.85 0.6
--.MNS.Z. 1986-01-11T20:16:37.50 10.0 undecidable manual PN 265 0.019 0.1 1.8
--.MSC.Z. 1986-01-11T20:16:34.40 10.0 undecidable manual PN? 220 0.0161 1.48 0.3
--.TR9.Z. 1986-01-11T20:16:30.40 10.0 undecidable manual PN 188 0.0137 1.23 1.1
--.AQU.Z. 1986-01-11T20:16:29.00 10.0 undecidable manual PN 262 0.0143 -1.18 1.1
--.SD1.Z. 1986-01-11T20:16:28.00 10.0 positive manual PN 236 0.0138 -1.4 1.8
--.SGG.Z. 1986-01-11T20:16:27.40 10.0 undecidable manual PN 216 0.013 -0.81 1.4
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
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