Earthquake with magnitude of ML-VAX 3.5 on date 27-11-1997 and time 04:46:24 (UTC) in region Costa Occidentale Peloponneso (GRECIA)

A magnitude ML-VAX 3.5 earthquake occured in region: Costa Occidentale Peloponneso (GRECIA), on

  • 27-11-1997 04:46:24 (UTC)
  • 27-11-1997 05:46:24 (UTC +01:00) Italian time
  • 27-11-1997 06:46:24 (UTC +02:00) local time in the region of the earthquake (Europe/Athens)

and geographic coordinates (lat, lon) 37.3, 20.82 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

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
ML-VAX 3.5 1997-11-27
04:46:24
37.3 20.82 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 314159
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-11-27 04:46:24 ± 0.883
Latitude 37.30 ± 0.07
Longitude 20.82 ± 0.07
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 314159

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) 9446.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 250
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
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) 0.03424
Epicentral distance of station farthest from the epicenter (degree) 0.05205
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:3.5

Field Value
Value 3.5
Uncertainty
Num. used stations 5
Type of magnitude ML
Reference to an origin 314159
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.FG3.Z. 1997-11-27T04:47:50.23 10.0 undecidable manual PN 321 0.052 -0.25 1.1
--.SA1.Z. 1997-11-27T04:47:38.00 10.0 undecidable manual PN 286 0.044 -0.09 1.3
--.SKO.Z. 1997-11-27T04:47:35.00 10.0 undecidable manual PN 5 0.0422 -0.43 1
--.MEU.Z. 1997-11-27T04:47:35.89 10.0 undecidable manual PN 269 0.0429 -0.64 0.7
--.PZI.Z. 1997-11-27T04:47:35.13 10.0 undecidable manual PN 268 0.0421 -0.19 1.3
--.BRT.Z. 1997-11-27T04:47:33.43 10.0 undecidable manual PN 322 0.0411 -0.3 1.2
--.ATN.Z. 1997-11-27T04:47:31.66 10.0 undecidable manual PN 283 0.0389 1.32 0.1
--.VAY.Z. 1997-11-27T04:47:29.40 10.0 undecidable manual PN 18 0.0381 0.2 1.3
--.OHR.Z. 1997-11-27T04:47:23.70 10.0 undecidable manual PN 359 0.0342 0.41 1.1
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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Type Description Link
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