Early-est:     Turkey    2026.10.04-11:19:28.62    q:B      mb:4.5*    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:./hypo.1791112768430.mech.fmamp_polarity.thumb.jpg     fmamp_polarity_waveform:./hypo.1791112768430.mech.fmamp_polarity_waveform.thumb.jpg     hash:./hypo.1791112768430.mech.hash.thumb.jpg

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

Earthquake Details:
Magnitude: mb: 4.5* [7]    Mwp: 5.0X [1]    Mwpd: 5.1Xinv [1]
Region: Turkey
Origin Time: 2026.10.04-11:19:28.62 UTC
Hypocenter: lat: 37.62°  lon: 36.38°  [+/-8km]    depth: 29km  [+/-18km]
Location Quality: qualityCode:  B     stdErr: 1.7s   assocPhases: 19   usedPhases: 13
minDist: 0.8°   maxDist: 23.0°   AzGap: 99°   2ndAzGap: 178°   atten: -2.18 [+/-0.44]
Location Uncertainty: 68%ConfEllipse:   minHorUnc: 8km   maxHorUnc: 8km   azMaxHorUnc: 6°
68%ConfEllipsoid:   semiMajorAxisLength: 19km   majorAxisAzimuth: 116°   majorAxisPlunge: 77°   semiIntermediateAxisLength: 10km   intermediateAxisAzimuth: 21°   intermediateAxisPlunge: 1°   semiMinorAxisLength: 9km
Tsunamigeneic Assesment:
Discriminants: Prob Underwater: <1%
T50Ex: 0.5 [5]    Td: 2.3Xs [3]    Td*T50Ex: - [0]    To: 29.5s [5]
Closest plate boundaries:
   Anatolia - Arabia [continental transform fault]: distance: ~40km
   Anatolia / Africa [continental transform fault]: distance: ~180km
   Arabia - Africa [continental convergent boundary]: distance: ~180km
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 (40km)
Prob underwater:
 <1%
 <1%
 <1%
Td*T50Ex:
   -
   -
   -
Td*To:
     -
     -
     -
Mwp magnitude:
       -
       -
       -
Hypocenter depth:
       29km
       29km
       29km
Slab depth at epicenter:
       n/a
       -
       -
Tsunami and Rupture predictions (TEST!): No prediction: Event too small (Mwp<7.0) or too few Mwp readings (N<20)
./hypo.1791112768430.map.jpg

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D)
Nodal Plane 1: strike: 59°   dip: 24°   rake: 22°
Nodal Plane 2: strike: 308°   dip: 81°   rake: 113°
Quality: azimuthalGap: -1°   stationPolarityCount: 10   misfitWeightCount: 4.0   misfit: 0.11   stationDistributionRatio: 0.61   meanDistP: 44.5   meanDistT: 51.7   qualityCode: D
Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
./hypo.1791112768430.mech.fmamp_polarity.mechanism.jpg
First-motion Focal Mechanism (FMAMP_POLARITY_WAVEFORM):    (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/_polarity_waveform
./hypo.1791112768430.mech.fmamp_polarity_waveform.mechanism.jpg
First-motion Focal Mechanism (HASH):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D)
Nodal Plane 1: strike: 46°   dip: 23°   rake: -27°
Nodal Plane 2: strike: 161°   dip: 80°   rake: -111°
Quality: azimuthalGap: 135°   stationPolarityCount: 10   misfit: 0.44   stationDistributionRatio: 0.74   rmsAngDiffAccPref: 48.89   fracAcc30degPref: 0.24   qualityCode: D
Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
./hypo.1791112768430.mech.hash.mechanism.jpg

Event ID: smi:alomax.net_BETA/author/ee/event/1791112768430
Event info last updated: 2026.10.04-12:18:03 UTC
Event first association/location: 2026.10.04-11:21:02 UTC
Software: Early-est 1.2.10 (2024.02.23)
Agency: alomax.net_BETA