Early-est:     Solomon Islands    2026.06.24-06:17:25.85    q:C      mb:4.8*    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:     fmamp_polarity_waveform:     hash:

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

Earthquake Details: Magnitude: mb: 4.8* [18]    Mwp: - [0]    Mwpd: - [0] Region: Solomon Islands Origin Time: 2026.06.24-06:17:25.85 UTC Hypocenter: lat: -6.88°  lon: 155.12°  [+/-12km]    depth: 80km  [+/-20km] Location Quality: qualityCode:  C     stdErr: 1.2s   assocPhases: 46   usedPhases: 22 minDist: 9.1°   maxDist: 150.8°   AzGap: 62°   2ndAzGap: 89°   atten: -0.92 [+/-0.34] Location Uncertainty: 68%ConfEllipse:   minHorUnc: 12km   maxHorUnc: 12km   azMaxHorUnc: 168° 68%ConfEllipsoid:   semiMajorAxisLength: 20km   majorAxisAzimuth: 246°   majorAxisPlunge: 83°   semiIntermediateAxisLength: 15km   intermediateAxisAzimuth: 345°   intermediateAxisPlunge: 1°   semiMinorAxisLength: 14km Tsunamigeneic Assesment: Discriminants: Prob Underwater: >99% T50Ex: 0.6 [15]    Td: -s [0]    Td*T50Ex: - [0]    To: 28.5s [15] Closest plate boundaries:    Pacific - North Bismarck [oceanic convergent boundary]: distance: ~40km    North Bismarck / Solomon Sea [subduction zone]: distance: ~50km    Pacific / Solomon Sea [subduction zone]: distance: ~50km    Woodlark - Solomon Sea [oceanic transform fault]: distance: ~80km    Pacific / Woodlark [subduction zone]: distance: ~80km Subduction geometry:    Zone: Solomon Islands: DEBUG: error: [Errno 2] No such file or directory: 'gmt'    Slab depth at epicenter: error: evaluating slab depth: -999.9 Decision table (TEST!): Event type: Subduction Zone Other Thrust/Normal Strike-slip Compatible close plate boundary?:  YES (50km)  YES (40km)  no Prob underwater:  >99%  >99%  >99% Td*T50Ex:    -    -    - Td*To:      -      -      - Mwp magnitude:        -        -        - Hypocenter depth:        80km        80km        80km 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)

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: Unreliable solution, qualityCode=C) Nodal Plane 1: strike: 52°   dip: 12°   rake: -88° Nodal Plane 2: strike: 230°   dip: 78°   rake: -90° Quality: azimuthalGap: -1°   stationPolarityCount: 19   misfitWeightCount: 6.7   misfit: 0.05   stationDistributionRatio: 0.50   meanDistP: 42.7   meanDistT: 44.3   qualityCode: C Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
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
First-motion Focal Mechanism (HASH):    (Warning: Unreliable solution, qualityCode=C) Nodal Plane 1: strike: 352°   dip: 32°   rake: -147° Nodal Plane 2: strike: 233°   dip: 73°   rake: -62° Quality: azimuthalGap: 96°   stationPolarityCount: 19   misfit: 0.28   stationDistributionRatio: 0.73   rmsAngDiffAccPref: 23.41   fracAcc30degPref: 0.89   qualityCode: C Method: methodID: smi:gov.usgs/focalmec/HASH_1.2

Event ID: smi:alomax.net_BETA/author/ee/event/1782281845223
Event info last updated: 2026.06.24-07:16:00 UTC
Event first association/location: 2026.06.24-06:32:01 UTC
Software: Early-est 1.2.10 (2024.02.23)
Agency: alomax.net_BETA