Early-est:     Aegean Sea    2026.10.08-20:17:59.09    q:B      mb:-    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:     hash:     fmamp_amp_aref:     fmamp_amp_mwp:

Automatic solution - this event has not been reviewed by a seismologist
Automatically determined event information may be incorrect!

Earthquake Details: Magnitude: mb: 5.0X [2]    Mwp: 3.7X [1]    Mwpd: - [0] Region: Aegean Sea Origin Time: 2026.10.08-20:17:59.09 UTC Hypocenter: lat: 39.90°  lon: 24.56°  [+/-14km]    depth: 10km  [+/-13km] Location Quality: qualityCode:  B     stdErr: 2.0s   assocPhases: 14   usedPhases: 8 minDist: 0.6°   maxDist: 138.4°   AzGap: 73°   2ndAzGap: 98°   atten: -9.90 [+/-0.00] Location Uncertainty: 68%ConfEllipse:   minHorUnc: 13km   maxHorUnc: 14km   azMaxHorUnc: 118° 68%ConfEllipsoid:   semiMajorAxisLength: 17km   majorAxisAzimuth: 300°   majorAxisPlunge: 8°   semiIntermediateAxisLength: 16km   intermediateAxisAzimuth: 30°   intermediateAxisPlunge: 3°   semiMinorAxisLength: 13km Tsunamigeneic Assesment: Discriminants: Prob Underwater: >99% T50Ex: - [0]    Td: 18.1Xs [1]    Td*T50Ex: - [0]    To: -s [0] Closest plate boundaries:    Aegean Sea - Eurasia [continental rift boundary]: distance: ~20km    Aegean Sea - Anatolia [continental transform fault]: distance: ~80km    Anatolia - Eurasia [continental transform fault]: distance: ~80km    Eurasia / Africa [subduction zone]: distance: ~440km    Aegean Sea / Africa [subduction zone]: distance: ~440km Subduction geometry: none or not available Decision table (TEST!): Event type: Subduction Zone Other Thrust/Normal Strike-slip Compatible close plate boundary?:  no  no  no Prob underwater:  >99%  >99%  >99% Td*T50Ex:    -    -    - Td*To:      -      -      - Mwp magnitude:        -        -        - Hypocenter depth:        10km        10km        10km Slab depth at epicenter:        n/a        -        -

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: Unreliable solution, qualityCode=C) Nodal Plane 1: strike: 60°   dip: 17°   rake: 37° Nodal Plane 2: strike: 294°   dip: 80°   rake: 104° Quality: azimuthalGap: -1°   stationPolarityCount: 10   misfitWeightCount: 6.2   misfit: 0.09   stationDistributionRatio: 0.56   meanDistP: 36.8   meanDistT: 28.0   qualityCode: C Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
First-motion Focal Mechanism (HASH):    (Warning: Unreliable solution, qualityCode=C) Nodal Plane 1: strike: 2°   dip: 34°   rake: 55° Nodal Plane 2: strike: 222°   dip: 63°   rake: 112° Quality: azimuthalGap: 98°   stationPolarityCount: 10   misfit: 0.07   stationDistributionRatio: 0.70   rmsAngDiffAccPref: 36.04   fracAcc30degPref: 0.55   qualityCode: C Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
First-motion Focal Mechanism (FMAMP_AMP_AREF):    (No solution available) Nodal Plane 1: strike: 0°   dip: 0°   rake: 0° Nodal Plane 2: strike: 270°   dip: 90°   rake: 90° Quality: azimuthalGap: -1°   stationPolarityCount: 0   misfitWeightCount: -1.0   misfit: -1.00   stationDistributionRatio: -1.00   meanDistP: -1.0   meanDistT: -1.0   qualityCode: X Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_amp_aref
First-motion Focal Mechanism (FMAMP_AMP_MWP):    (No solution available) Nodal Plane 1: strike: 0°   dip: 0°   rake: 0° Nodal Plane 2: strike: 270°   dip: 90°   rake: 90° Quality: azimuthalGap: -1°   stationPolarityCount: 0   misfitWeightCount: -1.0   misfit: -1.00   stationDistributionRatio: -1.00   meanDistP: -1.0   meanDistT: -1.0   qualityCode: X Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_amp_mwp

Event ID: smi:KOERI/ee/event/1791490681993
Event info last updated: 2026.10.08-21:18:03 UTC
Event first association/location: 2026.10.08-20:19:02 UTC
Software: Early-est 1.2.0 (2016.06.27)
Agency: KOERI