Early-est:     Turkey    2026.08.09-00:42:20.12    q:B      mb:4.5*    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:./hypo.1786236136076.mech.fmamp_polarity.thumb.jpg     fmamp_polarity_waveform:./hypo.1786236136076.mech.fmamp_polarity_waveform.thumb.jpg     hash:./hypo.1786236136076.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* [22]    Mwp: - [0]    Mwpd: - [0]
Region: Turkey
Origin Time: 2026.08.09-00:42:20.12 UTC
Hypocenter: lat: 37.15°  lon: 37.10°  [+/-22km]    depth: 9km  [+/-7km]
Location Quality: qualityCode:  B     stdErr: 2.4s   assocPhases: 59   usedPhases: 29
minDist: 0.1°   maxDist: 63.1°   AzGap: 46°   2ndAzGap: 74°   atten: -1.91 [+/-0.25]
Location Uncertainty: 68%ConfEllipse:   minHorUnc: 10km   maxHorUnc: 22km   azMaxHorUnc: 154°
68%ConfEllipsoid:   semiMajorAxisLength: 27km   majorAxisAzimuth: 154°   majorAxisPlunge: 0°   semiIntermediateAxisLength: 12km   intermediateAxisAzimuth: 244°   intermediateAxisPlunge: 3°   semiMinorAxisLength: 7km
Tsunamigeneic Assesment:
Discriminants: Prob Underwater: <1%
T50Ex: 0.6 [18]    Td: 0.6Xs [1]    Td*T50Ex: - [0]    To: 17.2s [15]
Closest plate boundaries:
   Anatolia - Arabia [continental transform fault]: distance: ~40km
   Anatolia / Africa [continental transform fault]: distance: ~140km
   Arabia - Africa [continental convergent boundary]: distance: ~140km
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:
       9km
       9km
       9km
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.1786236136076.map.jpg

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: Unreliable solution, qualityCode=C)
Nodal Plane 1: strike: 75°   dip: 13°   rake: 123°
Nodal Plane 2: strike: 222°   dip: 79°   rake: 83°
Quality: azimuthalGap: -1°   stationPolarityCount: 27   misfitWeightCount: 7.1   misfit: 0.04   stationDistributionRatio: 0.73   meanDistP: 33.4   meanDistT: 34.0   qualityCode: C
Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
./hypo.1786236136076.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.1786236136076.mech.fmamp_polarity_waveform.mechanism.jpg
First-motion Focal Mechanism (HASH):    (Warning: Unreliable solution, qualityCode=C)
Nodal Plane 1: strike: 338°   dip: 14°   rake: 26°
Nodal Plane 2: strike: 223°   dip: 84°   rake: 103°
Quality: azimuthalGap: 70°   stationPolarityCount: 24   misfit: 0.18   stationDistributionRatio: 0.73   rmsAngDiffAccPref: 34.07   fracAcc30degPref: 0.53   qualityCode: C
Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
./hypo.1786236136076.mech.hash.mechanism.jpg

Event ID: smi:alomax.net_BETA/author/ee/event/1786236136076
Event info last updated: 2026.08.09-01:41:00 UTC
Event first association/location: 2026.08.09-00:45:01 UTC
Software: Early-est 1.2.10 (2024.02.23)
Agency: alomax.net_BETA