Early-est:     Off East Coast of Kamchatka    2026.02.14-05:24:11.52    q:C      mb:4.7*    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:./hypo.1771046651246.mech.fmamp_polarity.thumb.jpg     fmamp_polarity_waveform:./hypo.1771046651246.mech.fmamp_polarity_waveform.thumb.jpg     hash:./hypo.1771046651246.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* [26]    Mwp: - [0]    Mwpd: - [0]
Region: Off East Coast of Kamchatka
Origin Time: 2026.02.14-05:24:11.52 UTC
Hypocenter: lat: 52.76°  lon: 159.33°  [+/-32km]    depth: 5km  [+/-28km]
Location Quality: qualityCode:  C     stdErr: 1.2s   assocPhases: 59   usedPhases: 39
minDist: 8.9°   maxDist: 155.2°   AzGap: 77°   2ndAzGap: 122°   atten: -0.20 [+/-0.54]
Location Uncertainty: 68%ConfEllipse:   minHorUnc: 19km   maxHorUnc: 32km   azMaxHorUnc: 153°
68%ConfEllipsoid:   semiMajorAxisLength: 41km   majorAxisAzimuth: 152°   majorAxisPlunge: 21°   semiIntermediateAxisLength: 26km   intermediateAxisAzimuth: 29°   intermediateAxisPlunge: 54°   semiMinorAxisLength: 23km
Tsunamigeneic Assesment:
Discriminants: Prob Underwater: >99%
T50Ex: 0.4 [16]    Td: -s [0]    Td*T50Ex: - [0]    To: 1.1s [15]
Closest plate boundaries:
   Okhotsk / Pacific [subduction zone]: distance: ~130km
   North America / Pacific [subduction zone]: distance: ~410km
   Okhotsk / North America [subduction zone]: distance: ~410km
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 (130km)
 no
 no
Prob underwater:
 >99%
 >99%
 >99%
Td*T50Ex:
   -
   -
   -
Td*To:
     -
     -
     -
Mwp magnitude:
       -
       -
       -
Hypocenter depth:
       5km
       5km
       5km
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.1771046651246.map.jpg

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D)
Nodal Plane 1: strike: 81°   dip: 33°   rake: -86°
Nodal Plane 2: strike: 257°   dip: 57°   rake: -92°
Quality: azimuthalGap: -1°   stationPolarityCount: 31   misfitWeightCount: 3.5   misfit: 0.05   stationDistributionRatio: 0.36   meanDistP: 47.9   meanDistT: 48.6   qualityCode: D
Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
./hypo.1771046651246.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.1771046651246.mech.fmamp_polarity_waveform.mechanism.jpg
First-motion Focal Mechanism (HASH):    (Warning: Unreliable solution, qualityCode=C)
Nodal Plane 1: strike: 258°   dip: 48°   rake: -93°
Nodal Plane 2: strike: 83°   dip: 42°   rake: -86°
Quality: azimuthalGap: 128°   stationPolarityCount: 31   misfit: 0.26   stationDistributionRatio: 0.68   rmsAngDiffAccPref: 35.16   fracAcc30degPref: 0.59   qualityCode: C
Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
./hypo.1771046651246.mech.hash.mechanism.jpg

Event ID: smi:alomax.net_BETA/author/ee/event/1771046651246
Event info last updated: 2026.02.14-06:23:00 UTC
Event first association/location: 2026.02.14-05:35:03 UTC
Software: Early-est 1.2.10 (2024.02.23)
Agency: alomax.net_BETA