Early-est:     Turkey    2025.12.07-19:17:32.88    q:A      mb:4.6    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:./hypo.1765135052878.mech.fmamp_polarity.thumb.jpg     hash:./hypo.1765135052878.mech.hash.thumb.jpg     fmamp_amp_aref:./hypo.1765135052878.mech.fmamp_amp_aref.thumb.jpg     fmamp_amp_mwp:./hypo.1765135052878.mech.fmamp_amp_mwp.thumb.jpg

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

Earthquake Details:
Magnitude: mb: 4.6 [17]    Mwp: 4.6X [3]    Mwpd: - [0]
Region: Turkey
Origin Time: 2025.12.07-19:17:32.88 UTC
Hypocenter: lat: 38.77°  lon: 43.63°  [+/-2km]    depth: 16km  [+/-5km]
Location Quality: qualityCode:  A     stdErr: 1.3s   assocPhases: 55   usedPhases: 27
minDist: 1.3°   maxDist: 144.0°   AzGap: 58°   2ndAzGap: 66°   atten: -2.09 [+/-0.11]
Location Uncertainty: 68%ConfEllipse:   minHorUnc: 2km   maxHorUnc: 2km   azMaxHorUnc: 100°
68%ConfEllipsoid:   semiMajorAxisLength: 5km   majorAxisAzimuth: 265°   majorAxisPlunge: 78°   semiIntermediateAxisLength: 2km   intermediateAxisAzimuth: 121°   intermediateAxisPlunge: 10°   semiMinorAxisLength: 2km
Tsunamigeneic Assesment:
Discriminants: Prob Underwater: <1%
T50Ex: 0.5 [11]    Td: 2.4Xs [1]    Td*T50Ex: - [0]    To: 3.7s [7]
Closest plate boundaries:
   Eurasia - Arabia [continental convergent boundary]: distance: ~110km
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:
 <1%
 <1%
 <1%
Td*T50Ex:
   -
   -
   -
Td*To:
     -
     -
     -
Mwp magnitude:
       -
       -
       -
Hypocenter depth:
       16km
       16km
       16km
Slab depth at epicenter:
       n/a
       -
       -
./hypo.1765135052878.map.jpg

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D)
Nodal Plane 1: strike: 58°   dip: 55°   rake: 12°
Nodal Plane 2: strike: 321°   dip: 80°   rake: 145°
Quality: azimuthalGap: -1°   stationPolarityCount: 31   misfitWeightCount: 12.5   misfit: 0.24   stationDistributionRatio: 0.52   meanDistP: 46.6   meanDistT: 31.6   qualityCode: D
Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
./hypo.1765135052878.mech.fmamp_polarity.mechanism.jpg
First-motion Focal Mechanism (HASH):    (Warning: Unreliable solution, qualityCode=C)
Nodal Plane 1: strike: 309°   dip: 74°   rake: 151°
Nodal Plane 2: strike: 48°   dip: 62°   rake: 18°
Quality: azimuthalGap: 57°   stationPolarityCount: 31   misfit: 0.30   stationDistributionRatio: 0.67   rmsAngDiffAccPref: 35.43   fracAcc30degPref: 0.69   qualityCode: C
Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
./hypo.1765135052878.mech.hash.mechanism.jpg
First-motion Focal Mechanism (FMAMP_AMP_AREF):    (No solution available)
Nodal Plane 1: strike: 0°   dip: 0°   rake: nan°
Nodal Plane 2: strike: nan°   dip: nan°   rake: nan°
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
./hypo.1765135052878.mech.fmamp_amp_aref.mechanism.jpg
First-motion Focal Mechanism (FMAMP_AMP_MWP):    (No solution available)
Nodal Plane 1: strike: 0°   dip: 0°   rake: nan°
Nodal Plane 2: strike: nan°   dip: nan°   rake: nan°
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
./hypo.1765135052878.mech.fmamp_amp_mwp.mechanism.jpg

Event ID: smi:KOERI/ee/event/1765135052878
Event info last updated: 2025.12.07-20:17:01 UTC
Event first association/location: 2025.12.07-19:57:04 UTC
Software: Early-est 1.2.0 (2016.06.27)
Agency: KOERI