Early-est:     Santa Cruz Islands    2024.12.14-00:37:29.61    q:C      mb:4.5*    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:./hypo.1734136650953.mech.fmamp_polarity.thumb.jpg     fmamp_polarity_waveform:./hypo.1734136650953.mech.fmamp_polarity_waveform.thumb.jpg     hash:./hypo.1734136650953.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: 4.5* [13]    Mwp: - [0]    Mwpd: 6.9Xinv [1]
Region: Santa Cruz Islands
Origin Time: 2024.12.14-00:37:29.61 UTC
Hypocenter: lat: -12.10°  lon: 166.35°  [+/-13km]    depth: 87km  [+/-16km]
Location Quality: qualityCode:  C     stdErr: 1.9s   assocPhases: 33   usedPhases: 17
minDist: 3.4°   maxDist: 138.2°   AzGap: 100°   2ndAzGap: 191°   atten: -0.53 [+/-0.45]
Location Uncertainty: 68%ConfEllipse:   minHorUnc: 10km   maxHorUnc: 13km   azMaxHorUnc: 180°
68%ConfEllipsoid:   semiMajorAxisLength: 17km   majorAxisAzimuth: 178°   majorAxisPlunge: 32°   semiIntermediateAxisLength: 16km   intermediateAxisAzimuth: 8°   intermediateAxisPlunge: 58°   semiMinorAxisLength: 13km
Tsunamigeneic Assesment:
Discriminants: Prob Underwater: >99%
T50Ex: 0.1 [10]    Td: -s [0]    Td*T50Ex: - [0]    To: 10.0s [10]
Closest plate boundaries:
   Pacific / Australia [subduction zone]: distance: ~70km
   New Hebrides - Pacific [continental convergent boundary]: distance: ~190km
   New Hebrides / Australia [subduction zone]: distance: ~190km
Subduction geometry:    Zone: Santa Cruz Islands/Vanuatu/Loyalty Islands: 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:
       87km
       87km
       87km
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.1734136650953.map.jpg

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: Unreliable solution, qualityCode=C)
Nodal Plane 1: strike: 116°   dip: 16°   rake: -11°
Nodal Plane 2: strike: 216°   dip: 87°   rake: -106°
Quality: azimuthalGap: -1°   stationPolarityCount: 14   misfitWeightCount: 5.1   misfit: 0.00   stationDistributionRatio: 0.39   meanDistP: 37.8   meanDistT: 41.9   qualityCode: C
Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
./hypo.1734136650953.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.1734136650953.mech.fmamp_polarity_waveform.mechanism.jpg
First-motion Focal Mechanism (HASH):
Nodal Plane 1: strike: 113°   dip: 22°   rake: -12°
Nodal Plane 2: strike: 214°   dip: 86°   rake: -111°
Quality: azimuthalGap: 111°   stationPolarityCount: 14   misfit: 0.10   stationDistributionRatio: 0.63   rmsAngDiffAccPref: 27.08   fracAcc30degPref: 0.81   qualityCode: B
Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
./hypo.1734136650953.mech.hash.mechanism.jpg

Event ID: smi:alomax.net_BETA/author/ee/event/1734136650953
Event info last updated: 2024.12.14-01:36:00 UTC
Event first association/location: 2024.12.14-00:43:01 UTC
Software: Early-est 1.2.10 (2024.02.23)
Agency: alomax.net_BETA