Early-est:     Crete, Greece    2026.06.20-09:37:27.49    q:A      mb:5.3*    Mwp:5.3    Mwpd:-    Td*T50Ex:0.6     fmamp_polarity:./hypo.1781948248434.mech.fmamp_polarity.thumb.jpg     fmamp_polarity_waveform:./hypo.1781948248434.mech.fmamp_polarity_waveform.thumb.jpg     hash:./hypo.1781948248434.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: 5.3* [127]    Mwp: 5.3 [27]    Mwpd: 5.5Xinv [28]
Region: Crete, Greece
Origin Time: 2026.06.20-09:37:27.49 UTC
Hypocenter: lat: 34.88°  lon: 24.10°  [+/-14km]    depth: 19km  [+/-14km]
Location Quality: qualityCode:  A     stdErr: 1.4s   assocPhases: 218   usedPhases: 146
minDist: 2.5°   maxDist: 157.3°   AzGap: 62°   2ndAzGap: 63°   atten: -1.17 [+/-0.11]
Location Uncertainty: 68%ConfEllipse:   minHorUnc: 12km   maxHorUnc: 14km   azMaxHorUnc: 140°
68%ConfEllipsoid:   semiMajorAxisLength: 18km   majorAxisAzimuth: 322°   majorAxisPlunge: 27°   semiIntermediateAxisLength: 15km   intermediateAxisAzimuth: 54°   intermediateAxisPlunge: 4°   semiMinorAxisLength: 12km
Tsunamigeneic Assesment:
Discriminants: Prob Underwater: 96%
T50Ex: 0.5 [119]    Td: 1.1s [63]    Td*T50Ex: 0.6 [63]    To: 12.2s [118]
Closest plate boundaries:
   Aegean Sea / Africa [subduction zone]: distance: ~30km
Subduction geometry: none or not available
Decision table (TEST!):
Event type: Subduction Zone Other Thrust/Normal Strike-slip
Compatible close plate boundary?:
 YES (30km)
 no
 no
Prob underwater:
 96%
 96%
 96%
Td*T50Ex:
   0.6
   0.6
   0.6
Td*To:
     13.4
     13.4
     13.4
Mwp magnitude:
       5.3
       5.3
       5.3
Hypocenter depth:
       19km
       19km
       19km
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.1781948248434.map.jpg

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: Unreliable solution, qualityCode=C)
Nodal Plane 1: strike: 266°   dip: 32°   rake: 82°
Nodal Plane 2: strike: 95°   dip: 58°   rake: 95°
Quality: azimuthalGap: -1°   stationPolarityCount: 124   misfitWeightCount: 28.8   misfit: 0.18   stationDistributionRatio: 0.59   meanDistP: 43.3   meanDistT: 24.3   qualityCode: C
Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
./hypo.1781948248434.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.1781948248434.mech.fmamp_polarity_waveform.mechanism.jpg
First-motion Focal Mechanism (HASH):    (Warning: Unreliable solution, qualityCode=C)
Nodal Plane 1: strike: 81°   dip: 54°   rake: 108°
Nodal Plane 2: strike: 232°   dip: 40°   rake: 67°
Quality: azimuthalGap: 61°   stationPolarityCount: 126   misfit: 0.23   stationDistributionRatio: 0.72   rmsAngDiffAccPref: 28.00   fracAcc30degPref: 0.71   qualityCode: C
Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
./hypo.1781948248434.mech.hash.mechanism.jpg

Event ID: smi:alomax.net_BETA/author/ee/event/1781948248434
Event info last updated: 2026.06.20-10:36:02 UTC
Event first association/location: 2026.06.20-09:40:01 UTC
Software: Early-est 1.2.10 (2024.02.23)
Agency: alomax.net_BETA