Early-est:     Panama    2026.10.09-18:37:47.44    q:B      mb:5.4*    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:./hypo.1791571076145.mech.fmamp_polarity.thumb.jpg     fmamp_polarity_waveform:./hypo.1791571076145.mech.fmamp_polarity_waveform.thumb.jpg     hash:./hypo.1791571076145.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: 5.4* [68]    Mwp: - [0]    Mwpd: - [0]
Region: Panama
Origin Time: 2026.10.09-18:37:47.44 UTC
Hypocenter: lat: 7.45°  lon: -80.61°  [+/-30km]    depth: 9km  [+/-23km]
Location Quality: qualityCode:  B     stdErr: 1.7s   assocPhases: 141   usedPhases: 101
minDist: 1.9°   maxDist: 156.3°   AzGap: 46°   2ndAzGap: 49°   atten: -1.28 [+/-0.44]
Location Uncertainty: 68%ConfEllipse:   minHorUnc: 18km   maxHorUnc: 30km   azMaxHorUnc: 75°
68%ConfEllipsoid:   semiMajorAxisLength: 37km   majorAxisAzimuth: 75°   majorAxisPlunge: 6°   semiIntermediateAxisLength: 23km   intermediateAxisAzimuth: 340°   intermediateAxisPlunge: 39°   semiMinorAxisLength: 22km
Tsunamigeneic Assesment:
Discriminants: Prob Underwater: <1%
T50Ex: 0.5 [70]    Td: 26.7Xs [2]    Td*T50Ex: - [0]    To: 6.8s [66]
Closest plate boundaries:
   Nazca - Panama [continental convergent boundary]: distance: ~10km
   North Andes / Nazca [subduction zone]: distance: ~210km
Subduction geometry: none or not available
Decision table (TEST!):
Event type: Subduction Zone Other Thrust/Normal Strike-slip
Compatible close plate boundary?:
 YES (210km)
 YES (10km)
 no
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.1791571076145.map.jpg

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: Unreliable solution, qualityCode=C)
Nodal Plane 1: strike: 319°   dip: 72°   rake: -16°
Nodal Plane 2: strike: 54°   dip: 74°   rake: -162°
Quality: azimuthalGap: -1°   stationPolarityCount: 82   misfitWeightCount: 10.8   misfit: 0.09   stationDistributionRatio: 0.36   meanDistP: 38.4   meanDistT: 45.1   qualityCode: C
Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
./hypo.1791571076145.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.1791571076145.mech.fmamp_polarity_waveform.mechanism.jpg
First-motion Focal Mechanism (HASH):
Nodal Plane 1: strike: 56°   dip: 80°   rake: -151°
Nodal Plane 2: strike: 320°   dip: 62°   rake: -12°
Quality: azimuthalGap: 133°   stationPolarityCount: 80   misfit: 0.22   stationDistributionRatio: 0.72   rmsAngDiffAccPref: 17.29   fracAcc30degPref: 1.00   qualityCode: B
Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
./hypo.1791571076145.mech.hash.mechanism.jpg

Event ID: smi:alomax.net_BETA/author/ee/event/1791571076145
Event info last updated: 2026.10.09-19:36:00 UTC
Event first association/location: 2026.10.09-18:43:03 UTC
Software: Early-est 1.2.10 (2024.02.23)
Agency: alomax.net_BETA