Early-est:     Panama    2026.10.10-10:35:16.77    q:B      mb:4.8    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:     hash:     fmamp_amp_aref:     fmamp_amp_mwp:

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

Earthquake Details: Magnitude: mb: 4.8 [19]    Mwp: - [0]    Mwpd: - [0] Region: Panama Origin Time: 2026.10.10-10:35:16.77 UTC Hypocenter: lat: 7.77°  lon: -81.20°  [+/-15km]    depth: 34km  [+/-19km] Location Quality: qualityCode:  B     stdErr: 1.1s   assocPhases: 47   usedPhases: 26 minDist: 3.6°   maxDist: 151.9°   AzGap: 116°   2ndAzGap: 118°   atten: -1.10 [+/-0.27] Location Uncertainty: 68%ConfEllipse:   minHorUnc: 14km   maxHorUnc: 15km   azMaxHorUnc: 73° 68%ConfEllipsoid:   semiMajorAxisLength: 21km   majorAxisAzimuth: 288°   majorAxisPlunge: 48°   semiIntermediateAxisLength: 18km   intermediateAxisAzimuth: 34°   intermediateAxisPlunge: 14°   semiMinorAxisLength: 15km Tsunamigeneic Assesment: Discriminants: Prob Underwater: 13% T50Ex: 0.3 [10]    Td: -s [0]    Td*T50Ex: - [0]    To: 2.5s [6] Closest plate boundaries:    Nazca - Panama [oceanic spreading ridge]: distance: ~60km    Cocos - Nazca [oceanic transform fault]: distance: ~190km    Cocos \ Panama [subduction zone]: distance: ~190km    Panama - Caribbean [continental convergent boundary]: distance: ~190km    North Andes / Nazca [subduction zone]: distance: ~280km Subduction geometry: none or not available Decision table (TEST!): Event type: Subduction Zone Other Thrust/Normal Strike-slip Compatible close plate boundary?:  YES (190km)  no  no Prob underwater:  13%  13%  13% Td*T50Ex:    -    -    - Td*To:      -      -      - Mwp magnitude:        -        -        - Hypocenter depth:        34km        34km        34km Slab depth at epicenter:        n/a        -        -

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D) Nodal Plane 1: strike: 47°   dip: 49°   rake: -168° Nodal Plane 2: strike: 309°   dip: 81°   rake: -41° Quality: azimuthalGap: -1°   stationPolarityCount: 25   misfitWeightCount: 5.4   misfit: 0.10   stationDistributionRatio: 0.45   meanDistP: 46.3   meanDistT: 38.9   qualityCode: D Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
First-motion Focal Mechanism (HASH):    (Warning: Unreliable solution, qualityCode=C) Nodal Plane 1: strike: 44°   dip: 46°   rake: -175° Nodal Plane 2: strike: 311°   dip: 86°   rake: -45° Quality: azimuthalGap: 116°   stationPolarityCount: 25   misfit: 0.33   stationDistributionRatio: 0.69   rmsAngDiffAccPref: 27.89   fracAcc30degPref: 0.73   qualityCode: C Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
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
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

Event ID: smi:KOERI/ee/event/1791628516720
Event info last updated: 2026.10.10-11:36:01 UTC
Event first association/location: 2026.10.10-10:44:40 UTC
Software: Early-est 1.2.0 (2016.06.27)
Agency: KOERI