Early-est:     Aegean Sea    2026.10.08-05:37:49.51    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: 5.5X [1]    Mwp: - [0]    Mwpd: - [0] Region: Aegean Sea Origin Time: 2026.10.08-05:37:49.51 UTC Hypocenter: lat: 40.12°  lon: 24.79°  [+/-11km]    depth: 10km  [+/-6km] Location Quality: qualityCode:  B     stdErr: 1.3s   assocPhases: 10   usedPhases: 7 minDist: 0.7°   maxDist: 138.6°   AzGap: 103°   2ndAzGap: 122°   atten: -9.90 [+/-0.00] Location Uncertainty: 68%ConfEllipse:   minHorUnc: 7km   maxHorUnc: 11km   azMaxHorUnc: 14° 68%ConfEllipsoid:   semiMajorAxisLength: 14km   majorAxisAzimuth: 194°   majorAxisPlunge: 5°   semiIntermediateAxisLength: 8km   intermediateAxisAzimuth: 285°   intermediateAxisPlunge: 5°   semiMinorAxisLength: 6km Tsunamigeneic Assesment: Discriminants: Prob Underwater: >99% T50Ex: - [0]    Td: -s [0]    Td*T50Ex: - [0]    To: -s [0] Closest plate boundaries:    Aegean Sea - Eurasia [continental rift boundary]: distance: ~10km    Aegean Sea - Anatolia [continental transform fault]: distance: ~50km    Anatolia - Eurasia [continental transform fault]: distance: ~50km    Eurasia / Africa [subduction zone]: distance: ~470km    Aegean Sea / Africa [subduction zone]: distance: ~470km Subduction geometry: none or not available Decision table (TEST!): Event type: Subduction Zone Other Thrust/Normal Strike-slip Compatible close plate boundary?:  no  no  YES (50km) 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: 152°   dip: 25°   rake: 41° Nodal Plane 2: strike: 23°   dip: 74°   rake: 109° Quality: azimuthalGap: -1°   stationPolarityCount: 9   misfitWeightCount: 6.0   misfit: 0.06   stationDistributionRatio: 0.59   meanDistP: 32.5   meanDistT: 29.3   qualityCode: C Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
First-motion Focal Mechanism (HASH):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D) Nodal Plane 1: strike: 22°   dip: 69°   rake: 97° Nodal Plane 2: strike: 183°   dip: 22°   rake: 72° Quality: azimuthalGap: 98°   stationPolarityCount: 9   misfit: 0.27   stationDistributionRatio: 0.59   rmsAngDiffAccPref: 35.94   fracAcc30degPref: 0.56   qualityCode: D 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/1791437870521
Event info last updated: 2026.10.08-06:38:03 UTC
Event first association/location: 2026.10.08-05:38:31 UTC
Software: Early-est 1.2.0 (2016.06.27)
Agency: KOERI