Early-est:     Seram, Indonesia    2026.10.08-10:59:35.71    q:B      mb:4.6    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: 4.6 [15]    Mwp: - [0]    Mwpd: - [0] Region: Seram, Indonesia Origin Time: 2026.10.08-10:59:35.71 UTC Hypocenter: lat: -3.04°  lon: 129.93°  [+/-14km]    depth: 34km  [+/-17km] Location Quality: qualityCode:  B     stdErr: 1.9s   assocPhases: 41   usedPhases: 16 minDist: 10.0°   maxDist: 86.1°   AzGap: 170°   2ndAzGap: 187°   atten: -0.80 [+/-0.14] Location Uncertainty: 68%ConfEllipse:   minHorUnc: 12km   maxHorUnc: 14km   azMaxHorUnc: 36° 68%ConfEllipsoid:   semiMajorAxisLength: 18km   majorAxisAzimuth: 37°   majorAxisPlunge: 49°   semiIntermediateAxisLength: 17km   intermediateAxisAzimuth: 214°   intermediateAxisPlunge: 41°   semiMinorAxisLength: 15km Tsunamigeneic Assesment: Discriminants: Prob Underwater: 4% T50Ex: 0.4 [7]    Td: -s [0]    Td*T50Ex: - [0]    To: 1.5Xs [2] Closest plate boundaries:    Birds Head \ Banda Sea [subduction zone]: distance: ~60km    Birds Head - Banda Sea [continental convergent boundary]: distance: ~190km Subduction geometry: none or not available Decision table (TEST!): Event type: Subduction Zone Other Thrust/Normal Strike-slip Compatible close plate boundary?:  YES (60km)  no  no Prob underwater:  4%  4%  4% 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: 298°   dip: 35°   rake: -59° Nodal Plane 2: strike: 81°   dip: 61°   rake: -110° Quality: azimuthalGap: -1°   stationPolarityCount: 17   misfitWeightCount: 6.2   misfit: 0.07   stationDistributionRatio: 0.49   meanDistP: 40.2   meanDistT: 38.2   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: 262°   dip: 36°   rake: -97° Nodal Plane 2: strike: 91°   dip: 54°   rake: -85° Quality: azimuthalGap: 131°   stationPolarityCount: 17   misfit: 0.13   stationDistributionRatio: 0.70   rmsAngDiffAccPref: 36.92   fracAcc30degPref: 0.44   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/1791457177724
Event info last updated: 2026.10.08-11:59:39 UTC
Event first association/location: 2026.10.08-11:11:18 UTC
Software: Early-est 1.2.0 (2016.06.27)
Agency: KOERI