Early-est:     Off East Coast of Kamchatka    2026.02.14-14:09:05.02    q:B      mb:4.7*    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:./hypo.1771078145574.mech.fmamp_polarity.thumb.jpg     fmamp_polarity_waveform:./hypo.1771078145574.mech.fmamp_polarity_waveform.thumb.jpg     hash:./hypo.1771078145574.mech.hash.thumb.jpg

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

Earthquake Details:
Magnitude: mb: 4.7* [20]    Mwp: - [0]    Mwpd: - [0]
Region: Off East Coast of Kamchatka
Origin Time: 2026.02.14-14:09:05.02 UTC
Hypocenter: lat: 52.19°  lon: 159.85°  [+/-15km]    depth: 55km  [+/-27km]
Location Quality: qualityCode:  B     stdErr: 1.0s   assocPhases: 42   usedPhases: 24
minDist: 1.1°   maxDist: 78.3°   AzGap: 164°   2ndAzGap: 173°   atten: -1.34 [+/-0.44]
Location Uncertainty: 68%ConfEllipse:   minHorUnc: 12km   maxHorUnc: 15km   azMaxHorUnc: 158°
68%ConfEllipsoid:   semiMajorAxisLength: 28km   majorAxisAzimuth: 333°   majorAxisPlunge: 70°   semiIntermediateAxisLength: 16km   intermediateAxisAzimuth: 163°   intermediateAxisPlunge: 20°   semiMinorAxisLength: 14km
Tsunamigeneic Assesment:
Discriminants: Prob Underwater: >99%
T50Ex: 0.4 [19]    Td: -s [0]    Td*T50Ex: - [0]    To: 17.5s [13]
Closest plate boundaries:
   Okhotsk / Pacific [subduction zone]: distance: ~70km
   North America / Pacific [subduction zone]: distance: ~430km
   Okhotsk / North America [subduction zone]: distance: ~430km
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 (70km)
 no
 no
Prob underwater:
 >99%
 >99%
 >99%
Td*T50Ex:
   -
   -
   -
Td*To:
     -
     -
     -
Mwp magnitude:
       -
       -
       -
Hypocenter depth:
       55km
       55km
       55km
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)
./hypo.1771078145574.map.jpg

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D)
Nodal Plane 1: strike: 120°   dip: 45°   rake: -161°
Nodal Plane 2: strike: 16°   dip: 77°   rake: -47°
Quality: azimuthalGap: -1°   stationPolarityCount: 25   misfitWeightCount: 8.1   misfit: 0.17   stationDistributionRatio: 0.60   meanDistP: 46.0   meanDistT: 49.1   qualityCode: D
Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
./hypo.1771078145574.mech.fmamp_polarity.mechanism.jpg
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
./hypo.1771078145574.mech.fmamp_polarity_waveform.mechanism.jpg
First-motion Focal Mechanism (HASH):    (Warning: Unreliable solution, qualityCode=C)
Nodal Plane 1: strike: 115°   dip: 45°   rake: -148°
Nodal Plane 2: strike: 1°   dip: 68°   rake: -50°
Quality: azimuthalGap: 93°   stationPolarityCount: 25   misfit: 0.21   stationDistributionRatio: 0.71   rmsAngDiffAccPref: 29.36   fracAcc30degPref: 0.74   qualityCode: C
Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
./hypo.1771078145574.mech.hash.mechanism.jpg

Event ID: smi:alomax.net_BETA/author/ee/event/1771078145574
Event info last updated: 2026.02.14-15:08:00 UTC
Event first association/location: 2026.02.14-14:21:00 UTC
Software: Early-est 1.2.10 (2024.02.23)
Agency: alomax.net_BETA