Early-est:     Eastern New Guinea Reg., P.N.G.    2025.11.10-09:19:06.03    q:B      mb:3.9    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: 3.9 [9]    Mwp: - [0]    Mwpd: - [0] Region: Eastern New Guinea Reg., P.N.G. Origin Time: 2025.11.10-09:19:06.03 UTC Hypocenter: lat: -6.83°  lon: 147.58°  [+/-15km]    depth: 95km  [+/-20km] Location Quality: qualityCode:  B     stdErr: 0.8s   assocPhases: 15   usedPhases: 13 minDist: 5.3°   maxDist: 49.5°   AzGap: 141°   2ndAzGap: 251°   atten: -1.57 [+/-0.62] Location Uncertainty: 68%ConfEllipse:   minHorUnc: 12km   maxHorUnc: 15km   azMaxHorUnc: 95° 68%ConfEllipsoid:   semiMajorAxisLength: 22km   majorAxisAzimuth: 94°   majorAxisPlunge: 50°   semiIntermediateAxisLength: 15km   intermediateAxisAzimuth: 306°   intermediateAxisPlunge: 35°   semiMinorAxisLength: 14km Tsunamigeneic Assesment: Discriminants: Prob Underwater: >99% T50Ex: 0.6 [8]    Td: -s [0]    Td*T50Ex: - [0]    To: 2.0s [5] Closest plate boundaries:    South Bismarck - Woodlark [continental convergent boundary]: distance: ~30km    South Bismarck / Solomon Sea [subduction zone]: distance: ~130km    Solomon Sea \ Woodlark [subduction zone]: distance: ~130km    Woodlark - Australia [continental transform fault]: distance: ~190km Subduction geometry:    Zone: Solomon Islands    Slab depth at epicenter: 12km Decision table (TEST!): Event type: Subduction Zone Other Thrust/Normal Strike-slip Compatible close plate boundary?:  YES (130km)  YES (30km)  no Prob underwater:  >99%  >99%  >99% Td*T50Ex:    -    -    - Td*To:      -      -      - Mwp magnitude:        -        -        - Hypocenter depth:        95km        95km        95km Slab depth at epicenter:        12km        -        -

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D) Nodal Plane 1: strike: 119°   dip: 55°   rake: -139° Nodal Plane 2: strike: 1°   dip: 57°   rake: -43° Quality: azimuthalGap: -1°   stationPolarityCount: 11   misfitWeightCount: 5.1   misfit: 0.08   stationDistributionRatio: 0.48   meanDistP: 42.5   meanDistT: 36.2   qualityCode: D Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
First-motion Focal Mechanism (HASH):    (No solution available) Nodal Plane 1: strike: 999°   dip: 99°   rake: 999° Nodal Plane 2: strike: 324°   dip: 13°   rake: 135° Quality: azimuthalGap: 258°   stationPolarityCount: 11   misfit: 0.99   stationDistributionRatio: 0.63   rmsAngDiffAccPref: 34.34   fracAcc30degPref: 0.00   qualityCode: E 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: 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/_amp_aref
First-motion Focal Mechanism (FMAMP_AMP_MWP):    (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/_amp_mwp

Event ID: smi:KOERI/ee/event/1762766346215
Event info last updated: 2025.11.10-10:20:12 UTC
Event first association/location: 2025.11.10-09:25:25 UTC
Software: Early-est 1.2.0 (2016.06.27)
Agency: KOERI