Early-est:     Greece    2026.02.14-21:33:57.01    q:B      mb:4.3*    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:./hypo.1771104835104.mech.fmamp_polarity.thumb.jpg     fmamp_polarity_waveform:./hypo.1771104835104.mech.fmamp_polarity_waveform.thumb.jpg     hash:./hypo.1771104835104.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: 4.3* [9]    Mwp: - [0]    Mwpd: - [0]
Region: Greece
Origin Time: 2026.02.14-21:33:57.01 UTC
Hypocenter: lat: 39.18°  lon: 22.28°  [+/-5km]    depth: 131km  [+/-5km]
Location Quality: qualityCode:  B     stdErr: 0.6s   assocPhases: 16   usedPhases: 13
minDist: 0.9°   maxDist: 121.0°   AzGap: 153°   2ndAzGap: 223°   atten: -0.74 [+/-0.24]
Location Uncertainty: 68%ConfEllipse:   minHorUnc: 4km   maxHorUnc: 5km   azMaxHorUnc: 179°
68%ConfEllipsoid:   semiMajorAxisLength: 7km   majorAxisAzimuth: 179°   majorAxisPlunge: 1°   semiIntermediateAxisLength: 5km   intermediateAxisAzimuth: 88°   intermediateAxisPlunge: 33°   semiMinorAxisLength: 5km
Tsunamigeneic Assesment:
Discriminants: Prob Underwater: <1%
T50Ex: 0.4 [8]    Td: -s [0]    Td*T50Ex: - [0]    To: 9.7s [8]
Closest plate boundaries:
   Aegean Sea - Eurasia [continental transform fault]: distance: ~80km
   Eurasia / Africa [subduction zone]: distance: ~230km
   Aegean Sea / Africa [subduction zone]: distance: ~230km
Subduction geometry: none or not available
Decision table (TEST!):
Event type: Subduction Zone Other Thrust/Normal Strike-slip
Compatible close plate boundary?:
 YES (230km)
 no
 no
Prob underwater:
 <1%
 <1%
 <1%
Td*T50Ex:
   -
   -
   -
Td*To:
     -
     -
     -
Mwp magnitude:
       -
       -
       -
Hypocenter depth:
       131km
       131km
       131km
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.1771104835104.map.jpg

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D)
Nodal Plane 1: strike: 165°   dip: 45°   rake: -180°
Nodal Plane 2: strike: 75°   dip: 90°   rake: -45°
Quality: azimuthalGap: -1°   stationPolarityCount: 9   misfitWeightCount: 5.7   misfit: 0.00   stationDistributionRatio: 0.38   meanDistP: 44.0   meanDistT: 50.3   qualityCode: D
Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
./hypo.1771104835104.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.1771104835104.mech.fmamp_polarity_waveform.mechanism.jpg
First-motion Focal Mechanism (HASH):    (Warning: Unreliable solution, qualityCode=C)
Nodal Plane 1: strike: 167°   dip: 49°   rake: -179°
Nodal Plane 2: strike: 76°   dip: 89°   rake: -41°
Quality: azimuthalGap: 111°   stationPolarityCount: 9   misfit: 0.06   stationDistributionRatio: 0.46   rmsAngDiffAccPref: 43.03   fracAcc30degPref: 0.39   qualityCode: C
Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
./hypo.1771104835104.mech.hash.mechanism.jpg

Event ID: smi:alomax.net_BETA/author/ee/event/1771104835104
Event info last updated: 2026.02.14-22:32:00 UTC
Event first association/location: 2026.02.14-21:37:00 UTC
Software: Early-est 1.2.10 (2024.02.23)
Agency: alomax.net_BETA