Early-est:     Greece - Albania Border Region    2025.12.11-20:17:39.84    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: 3.9X [1]    Mwp: - [0]    Mwpd: - [0] Region: Greece - Albania Border Region Origin Time: 2025.12.11-20:17:39.84 UTC Hypocenter: lat: 39.41°  lon: 20.48°  [+/-2km]    depth: 10km  [+/-1km] Location Quality: qualityCode:  B     stdErr: 0.9s   assocPhases: 12   usedPhases: 11 minDist: 0.6°   maxDist: 42.2°   AzGap: 141°   2ndAzGap: 189°   atten: -1.97 [+/-0.23] Location Uncertainty: 68%ConfEllipse:   minHorUnc: 1km   maxHorUnc: 2km   azMaxHorUnc: 9° 68%ConfEllipsoid:   semiMajorAxisLength: 3km   majorAxisAzimuth: 9°   majorAxisPlunge: 3°   semiIntermediateAxisLength: 2km   intermediateAxisAzimuth: 279°   intermediateAxisPlunge: 6°   semiMinorAxisLength: 1km Tsunamigeneic Assesment: Discriminants: Prob Underwater: <1% T50Ex: - [0]    Td: -s [0]    Td*T50Ex: - [0]    To: -s [0] Closest plate boundaries:    Aegean Sea - Eurasia [continental transform fault]: distance: ~100km    Eurasia - Africa [oceanic convergent boundary]: distance: ~150km    Eurasia / Africa [subduction zone]: distance: ~170km    Aegean Sea / Africa [subduction zone]: distance: ~180km Subduction geometry: none or not available Decision table (TEST!): Event type: Subduction Zone Other Thrust/Normal Strike-slip Compatible close plate boundary?:  YES (170km)  no  no Prob underwater:  <1%  <1%  <1% Td*T50Ex:    -    -    - Td*To:      -      -      - Mwp magnitude:        -        -        - Hypocenter depth:        10km        10km        10km Slab depth at epicenter:        n/a        -        -

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D) Nodal Plane 1: strike: 141°   dip: 71°   rake: -179° Nodal Plane 2: strike: 51°   dip: 89°   rake: -19° Quality: azimuthalGap: -1°   stationPolarityCount: 10   misfitWeightCount: 5.0   misfit: 0.07   stationDistributionRatio: 0.43   meanDistP: 47.5   meanDistT: 44.0   qualityCode: D 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: 339°   dip: 81°   rake: -132° Nodal Plane 2: strike: 239°   dip: 43°   rake: -14° Quality: azimuthalGap: 145°   stationPolarityCount: 10   misfit: 0.14   stationDistributionRatio: 0.65   rmsAngDiffAccPref: 45.98   fracAcc30degPref: 0.31   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/1765484259965
Event info last updated: 2025.12.11-21:17:49 UTC
Event first association/location: 2025.12.11-20:19:05 UTC
Software: Early-est 1.2.0 (2016.06.27)
Agency: KOERI