Early-est:     Off East Coast of Kamchatka    2025.08.03-14:11:30.41    q:C      mb:5.0*    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: 5.0* [14]    Mwp: - [0]    Mwpd: - [0] Region: Off East Coast of Kamchatka Origin Time: 2025.08.03-14:11:30.41 UTC Hypocenter: lat: 51.57°  lon: 159.07°  [+/-17km]    depth: 43km  [+/-27km] Location Quality: qualityCode:  C     stdErr: 1.3s   assocPhases: 41   usedPhases: 21 minDist: 1.5°   maxDist: 85.1°   AzGap: 200°   2ndAzGap: 223°   atten: -1.28 [+/-0.58] Location Uncertainty: 68%ConfEllipse:   minHorUnc: 12km   maxHorUnc: 17km   azMaxHorUnc: 100° 68%ConfEllipsoid:   semiMajorAxisLength: 30km   majorAxisAzimuth: 91°   majorAxisPlunge: 60°   semiIntermediateAxisLength: 17km   intermediateAxisAzimuth: 303°   intermediateAxisPlunge: 27°   semiMinorAxisLength: 14km Tsunamigeneic Assesment: Discriminants: Prob Underwater: >99% T50Ex: 0.3 [13]    Td: 0.6Xs [1]    Td*T50Ex: - [0]    To: 17.8s [12] Closest plate boundaries:    Okhotsk / Pacific [subduction zone]: distance: ~100km    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 (100km)  no  no Prob underwater:  >99%  >99%  >99% Td*T50Ex:    -    -    - Td*To:      -      -      - Mwp magnitude:        -        -        - Hypocenter depth:        43km        43km        43km 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: 220°   dip: 13°   rake: -114° Nodal Plane 2: strike: 64°   dip: 79°   rake: -85° Quality: azimuthalGap: -1°   stationPolarityCount: 19   misfitWeightCount: 4.2   misfit: 0.14   stationDistributionRatio: 0.62   meanDistP: 45.8   meanDistT: 52.8   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: 160°   stationPolarityCount: 20   misfit: 0.99   stationDistributionRatio: 0.69   rmsAngDiffAccPref: 37.24   fracAcc30degPref: 0.00   qualityCode: E Method: methodID: smi:gov.usgs/focalmec/HASH_1.2

Event ID: smi:alomax.net_BETA/author/ee/event/1754230290236
Event info last updated: 2025.08.03-15:10:02 UTC
Event first association/location: 2025.08.03-14:18:01 UTC
Software: Early-est 1.2.10 (2024.02.23)
Agency: alomax.net_BETA