Early-est:     Near East Coast of Kamchatka    2025.08.02-16:41:32.77    q:C      mb:4.7*    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: 4.7* [14]    Mwp: - [0]    Mwpd: - [0] Region: Near East Coast of Kamchatka Origin Time: 2025.08.02-16:41:32.77 UTC Hypocenter: lat: 51.91°  lon: 158.39°  [+/-14km]    depth: 30km  [+/-20km] Location Quality: qualityCode:  C     stdErr: 1.2s   assocPhases: 35   usedPhases: 17 minDist: 1.1°   maxDist: 84.6°   AzGap: 223°   2ndAzGap: 252°   atten: -1.75 [+/-0.53] Location Uncertainty: 68%ConfEllipse:   minHorUnc: 12km   maxHorUnc: 14km   azMaxHorUnc: 173° 68%ConfEllipsoid:   semiMajorAxisLength: 20km   majorAxisAzimuth: 350°   majorAxisPlunge: 82°   semiIntermediateAxisLength: 17km   intermediateAxisAzimuth: 173°   intermediateAxisPlunge: 8°   semiMinorAxisLength: 15km Tsunamigeneic Assesment: Discriminants: Prob Underwater: >99% T50Ex: 0.0 [8]    Td: 0.9Xs [1]    Td*T50Ex: - [0]    To: 1.6s [8] Closest plate boundaries:    Okhotsk / Pacific [subduction zone]: distance: ~160km    North America / Pacific [subduction zone]: distance: ~520km    Okhotsk / North America [subduction zone]: distance: ~520km Subduction geometry:    Zone: Kamchatka/Kurils/Japan: 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 (160km)  no  no Prob underwater:  >99%  >99%  >99% Td*T50Ex:    -    -    - Td*To:      -      -      - Mwp magnitude:        -        -        - Hypocenter depth:        30km        30km        30km 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: 88°   dip: 25°   rake: -146° Nodal Plane 2: strike: 327°   dip: 76°   rake: -69° Quality: azimuthalGap: -1°   stationPolarityCount: 17   misfitWeightCount: 4.0   misfit: 0.04   stationDistributionRatio: 0.61   meanDistP: 40.9   meanDistT: 46.8   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):    (No solution available) Nodal Plane 1: strike: 999°   dip: 99°   rake: 999° Nodal Plane 2: strike: 324°   dip: 13°   rake: 135° Quality: azimuthalGap: 222°   stationPolarityCount: 17   misfit: 0.99   stationDistributionRatio: 0.77   rmsAngDiffAccPref: 30.81   fracAcc30degPref: 0.00   qualityCode: E Method: methodID: smi:gov.usgs/focalmec/HASH_1.2

Event ID: smi:alomax.net_BETA/author/ee/event/1754152892744
Event info last updated: 2025.08.02-17:40:03 UTC
Event first association/location: 2025.08.02-17:18:02 UTC
Software: Early-est 1.2.10 (2024.02.23)
Agency: alomax.net_BETA