Early-est:     Fox Islands, Aleutian Islands    2024.12.17-06:57:09.69    q:C      mb:4.7*    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:./hypo.1734418626708.mech.fmamp_polarity.thumb.jpg     fmamp_polarity_waveform:./hypo.1734418626708.mech.fmamp_polarity_waveform.thumb.jpg     hash:./hypo.1734418626708.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* [6]    Mwp: - [0]    Mwpd: - [0]
Region: Fox Islands, Aleutian Islands
Origin Time: 2024.12.17-06:57:09.69 UTC
Hypocenter: lat: 53.27°  lon: -166.57°  [+/-15km]    depth: 44km  [+/-19km]
Location Quality: qualityCode:  C     stdErr: 3.0s   assocPhases: 11   usedPhases: 9
minDist: 4.1°   maxDist: 57.8°   AzGap: 169°   2ndAzGap: 295°   atten: -1.40 [+/-0.40]
Location Uncertainty: 68%ConfEllipse:   minHorUnc: 12km   maxHorUnc: 15km   azMaxHorUnc: 157°
68%ConfEllipsoid:   semiMajorAxisLength: 21km   majorAxisAzimuth: 312°   majorAxisPlunge: 52°   semiIntermediateAxisLength: 18km   intermediateAxisAzimuth: 182°   intermediateAxisPlunge: 27°   semiMinorAxisLength: 14km
Tsunamigeneic Assesment:
Discriminants: Prob Underwater: >99%
T50Ex: 0.3 [4]    Td: -s [0]    Td*T50Ex: - [0]    To: 13.3s [4]
Closest plate boundaries:
   North America / Pacific [subduction zone]: distance: ~100km
Subduction geometry:    Zone: Alaska-Aleutians: 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:
       44km
       44km
       44km
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.1734418626708.map.jpg

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D)
Nodal Plane 1: strike: 113°   dip: 31°   rake: 157°
Nodal Plane 2: strike: 223°   dip: 79°   rake: 61°
Quality: azimuthalGap: -1°   stationPolarityCount: 8   misfitWeightCount: 2.6   misfit: 0.00   stationDistributionRatio: 0.26   meanDistP: 49.5   meanDistT: 52.7   qualityCode: D
Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
./hypo.1734418626708.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.1734418626708.mech.fmamp_polarity_waveform.mechanism.jpg
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: 294°   stationPolarityCount: 8   misfit: 0.99   stationDistributionRatio: 0.62   rmsAngDiffAccPref: 28.56   fracAcc30degPref: 0.00   qualityCode: E
Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
./hypo.1734418626708.mech.hash.mechanism.jpg

Event ID: smi:alomax.net_BETA/author/ee/event/1734418626708
Event info last updated: 2024.12.17-07:56:01 UTC
Event first association/location: 2024.12.17-07:06:02 UTC
Software: Early-est 1.2.10 (2024.02.23)
Agency: alomax.net_BETA