Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of M 4.1 on date 05-07-1986 and time 11:52:46 (Italy) in region Greece

A magnitude M 4.1 earthquake occured in region: Greece, on

  • 05-07-1986 09:52:46 (UTC)
  • 05-07-1986 11:52:46 (UTC +02:00) Italian time
  • 05-07-1986 12:52:46 (UTC +03:00) local time in the region of the earthquake (Europe/Athens)

and geographic coordinates (lat, lon) 38.0600, 22.2570 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.

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Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

No Italian municipalities within 100 km from the epicenter with at least 50000 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 		M 4.1 1986-07-05
09:52:46		 38.06 22.257 10 2013-07-15
08:41:04		 Bollettino Sismico Italiano INGV 30629
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-07-05 09:52:46 ± 0.427
Latitude 38.0600 ± 0.0255
Longitude 22.2570 ± 0.0321
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 30629

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) 3995.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 265
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 33
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) 0.02938
Epicentral distance of station farthest from the epicenter (degree) 0.10531
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 28
Magnitude information

M:4.1

Field Value
Value 4.1
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 30629
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:54:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CRE.Z. 1986-07-05T09:56:44.00 10.0 undecidable manual SN 309 9.546 -0.56 0.2
--.CO9.Z. 1986-07-05T09:55:33.50 10.0 undecidable manual PN 309 11.6883 0.21 0.9
--.CTI.Z. 1986-07-05T09:55:26.50 10.0 undecidable manual PN 319 11.1999 0.01 1
--.SGO.Z. 1986-07-05T09:55:17.50 10.0 undecidable manual SN 297 5.9163 -0.43 0.4
--.CRE.Z. 1986-07-05T09:55:04.50 10.0 undecidable manual PN 309 9.546 0.52 0.6
--.BRT.Z. 1986-07-05T09:54:52.00 10.0 undecidable manual SN 307 4.8285 -0.18 0.5
--.MNS.Z. 1986-07-05T09:54:49.50 10.0 undecidable manual PN 303 8.4693 0.35 0.9
--.GR9.Z. 1986-07-05T09:54:48.00 10.0 undecidable manual SN 281 4.6176 1.03 0
--.ULC.Z. 1986-07-05T09:54:45.50 10.0 undecidable manual SN 330 4.5177 0.75 0.1
--.AQU.Z. 1986-07-05T09:54:42.50 10.0 undecidable manual PN 305 7.992 -0.01 1.3
--.CV9.Z. 1986-07-05T09:54:35.50 10.0 undecidable manual PN 270 7.4703 0.28 1.1
--.MSC.Z. 1986-07-05T09:54:29.70 10.0 undecidable manual PN 299 7.0929 -0.43 0.8
--.DUI.Z. 1986-07-05T09:54:29.00 10.0 undecidable manual PN 303 6.9708 0.55 0.6
--.SGG.Z. 1986-07-05T09:54:28.00 10.0 undecidable manual PN 301 6.9042 0.55 0.6
--.GIB.Z. 1986-07-05T09:54:21.20 10.0 undecidable manual PN 272 6.4713 -0.35 1
--.TR9.Z. 1986-07-05T09:54:17.60 10.0 negative manual PN 301 6.1716 0.11 2.8
--.MS1.Z. 1986-07-05T09:54:15.00 10.0 undecidable manual PN 309 6.0495 -0.81 0.3
--.SGO.Z. 1986-07-05T09:54:14.50 10.0 negative manual PN 297 5.9163 0.54 1.4
--.MSI.Z. 1986-07-05T09:54:04.50 10.0 undecidable manual PN 273 5.2614 -0.45 0.9
--.BAI.Z. 1986-07-05T09:54:02.60 10.0 negative manual PN 308 5.1282 -0.6 1.2
--.PVY.Z. 1986-07-05T09:54:00.10 10.0 undecidable manual PN 339 4.8396 0.83 0.3
--.SO9.Z. 1986-07-05T09:54:00.00 10.0 undecidable manual PN 272 4.8729 0.4 2
--.TS9.Z. 1986-07-05T09:53:59.00 10.0 undecidable manual PN 291 4.8729 -0.55 0.7
--.TTG.Z. 1986-07-05T09:53:59.50 10.0 undecidable manual PN 333 4.9284 -0.79 0.3
--.BRT.Z. 1986-07-05T09:53:59.00 10.0 negative manual PN 307 4.8285 -0.09 2.9
--.GR9.Z. 1986-07-05T09:53:55.50 10.0 undecidable manual PN 281 4.6176 -0.59 0.6
--.ULC.Z. 1986-07-05T09:53:54.50 10.0 undecidable manual PN 330 4.5177 -0.3 1.2
--.SDA.Z. 1986-07-05T09:53:54.00 10.0 undecidable manual PN 333 4.4733 -0.15 1.4
--.SKO.Z. 1986-07-05T09:53:47.00 10.0 undecidable manual PN 351 3.9516 0.02 1.5
--.LCI.Z. 1986-07-05T09:53:46.50 10.0 undecidable manual PN 306 3.9294 -0.12 1.4
--.PHP.Z. 1986-07-05T09:53:46.10 10.0 undecidable manual PN 339 3.8739 0.16 1.4
--.TIR.Z. 1986-07-05T09:53:44.50 10.0 undecidable manual PN 331 3.7518 0.18 1.4
--.VAY.Z. 1986-07-05T09:53:37.50 10.0 undecidable manual PN 4 3.2634 0.02 1.5
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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