Early-est:     Savu Sea    2026.10.08-14:11:54.05    q:B      mb:4.9    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: 4.9 [28]    Mwp: 6.1X [1]    Mwpd: 6.3Xinv [1] Region: Savu Sea Origin Time: 2026.10.08-14:11:54.05 UTC Hypocenter: lat: -10.27°  lon: 122.45°  [+/-14km]    depth: 10km  [+/-15km] Location Quality: qualityCode:  B     stdErr: 1.0s   assocPhases: 82   usedPhases: 36 minDist: 5.9°   maxDist: 151.5°   AzGap: 79°   2ndAzGap: 91°   atten: -1.17 [+/-0.21] Location Uncertainty: 68%ConfEllipse:   minHorUnc: 14km   maxHorUnc: 14km   azMaxHorUnc: 67° 68%ConfEllipsoid:   semiMajorAxisLength: 18km   majorAxisAzimuth: 65°   majorAxisPlunge: 16°   semiIntermediateAxisLength: 17km   intermediateAxisAzimuth: 335°   intermediateAxisPlunge: 2°   semiMinorAxisLength: 14km Tsunamigeneic Assesment: Discriminants: Prob Underwater: >99% T50Ex: 0.5 [24]    Td: 0.7Xs [2]    Td*T50Ex: - [0]    To: 13.9s [16] Closest plate boundaries:    Timor - Australia [continental convergent boundary]: distance: ~100km    Sunda - Timor [continental transform fault]: distance: ~160km    Sunda / Australia [subduction zone]: distance: ~220km Subduction geometry:    Zone: Sumatra-Java    Slab depth at epicenter: 18km Decision table (TEST!): Event type: Subduction Zone Other Thrust/Normal Strike-slip Compatible close plate boundary?:  YES (220km)  YES (100km)  no Prob underwater:  >99%  >99%  >99% Td*T50Ex:    -    -    - Td*To:      -      -      - Mwp magnitude:        -        -        - Hypocenter depth:        10km        10km        10km Slab depth at epicenter:        18km        -        -

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D) Nodal Plane 1: strike: 10°   dip: 40°   rake: 102° Nodal Plane 2: strike: 174°   dip: 51°   rake: 80° Quality: azimuthalGap: -1°   stationPolarityCount: 40   misfitWeightCount: 7.8   misfit: 0.26   stationDistributionRatio: 0.49   meanDistP: 46.3   meanDistT: 39.9   qualityCode: D Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
First-motion Focal Mechanism (HASH):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D) Nodal Plane 1: strike: 245°   dip: 88°   rake: 144° Nodal Plane 2: strike: 336°   dip: 54°   rake: 3° Quality: azimuthalGap: 78°   stationPolarityCount: 40   misfit: 0.39   stationDistributionRatio: 0.64   rmsAngDiffAccPref: 45.27   fracAcc30degPref: 0.43   qualityCode: D 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/1791468715142
Event info last updated: 2026.10.08-15:12:01 UTC
Event first association/location: 2026.10.08-14:16:02 UTC
Software: Early-est 1.2.0 (2016.06.27)
Agency: KOERI