Early-est:     New Ireland Region, P.N.G.    2026.06.19-19:00:51.77    q:C      mb:4.5*    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: 4.5* [8]    Mwp: - [0]    Mwpd: - [0] Region: New Ireland Region, P.N.G. Origin Time: 2026.06.19-19:00:51.77 UTC Hypocenter: lat: -5.01°  lon: 153.58°  [+/-16km]    depth: 90km  [+/-23km] Location Quality: qualityCode:  C     stdErr: 1.2s   assocPhases: 16   usedPhases: 9 minDist: 1.6°   maxDist: 139.1°   AzGap: 105°   2ndAzGap: 182°   atten: -0.87 [+/-0.97] Location Uncertainty: 68%ConfEllipse:   minHorUnc: 11km   maxHorUnc: 16km   azMaxHorUnc: 1° 68%ConfEllipsoid:   semiMajorAxisLength: 23km   majorAxisAzimuth: 174°   majorAxisPlunge: 85°   semiIntermediateAxisLength: 20km   intermediateAxisAzimuth: 1°   intermediateAxisPlunge: 5°   semiMinorAxisLength: 14km Tsunamigeneic Assesment: Discriminants: Prob Underwater: >99% T50Ex: 0.4X [2]    Td: -s [0]    Td*T50Ex: - [0]    To: 6.4Xs [2] Closest plate boundaries:    North Bismarck - South Bismarck [continental transform fault]: distance: ~40km    South Bismarck / Solomon Sea [subduction zone]: distance: ~100km    Pacific - North Bismarck [continental transform fault]: distance: ~130km    North Bismarck / Solomon Sea [subduction zone]: distance: ~140km    Pacific / Solomon Sea [subduction zone]: distance: ~290km 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 (100km)  no  YES (40km) Prob underwater:  >99%  >99%  >99% Td*T50Ex:    -    -    - Td*To:      -      -      - Mwp magnitude:        -        -        - Hypocenter depth:        90km        90km        90km 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: VERY UNRELIABLE SOLUTION, qualityCode=D) Nodal Plane 1: strike: 358°   dip: 38°   rake: 154° Nodal Plane 2: strike: 109°   dip: 74°   rake: 55° Quality: azimuthalGap: -1°   stationPolarityCount: 11   misfitWeightCount: 4.6   misfit: 0.06   stationDistributionRatio: 0.51   meanDistP: 52.5   meanDistT: 47.8   qualityCode: D 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):    (No solution available) Nodal Plane 1: strike: 999°   dip: 99°   rake: 999° Nodal Plane 2: strike: 324°   dip: 13°   rake: 135° Quality: azimuthalGap: 156°   stationPolarityCount: 11   misfit: 0.99   stationDistributionRatio: 0.70   rmsAngDiffAccPref: 25.72   fracAcc30degPref: 0.00   qualityCode: E Method: methodID: smi:gov.usgs/focalmec/HASH_1.2

Event ID: smi:alomax.net_BETA/author/ee/event/1781895652270
Event info last updated: 2026.06.19-19:59:00 UTC
Event first association/location: 2026.06.19-19:08:01 UTC
Software: Early-est 1.2.10 (2024.02.23)
Agency: alomax.net_BETA