Early-est:     Flores Sea    2026.10.01-14:20:01.64    q:B      mb:5.0*    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:./hypo.1790864402308.mech.fmamp_polarity.thumb.jpg     fmamp_polarity_waveform:./hypo.1790864402308.mech.fmamp_polarity_waveform.thumb.jpg     hash:./hypo.1790864402308.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: 5.0* [19]    Mwp: - [0]    Mwpd: - [0]
Region: Flores Sea
Origin Time: 2026.10.01-14:20:01.64 UTC
Hypocenter: lat: -7.01°  lon: 120.93°  [+/-23km]    depth: 9km  [+/-17km]
Location Quality: qualityCode:  B     stdErr: 2.9s   assocPhases: 55   usedPhases: 24
minDist: 2.3°   maxDist: 138.0°   AzGap: 65°   2ndAzGap: 102°   atten: -0.66 [+/-0.32]
Location Uncertainty: 68%ConfEllipse:   minHorUnc: 14km   maxHorUnc: 23km   azMaxHorUnc: 62°
68%ConfEllipsoid:   semiMajorAxisLength: 28km   majorAxisAzimuth: 62°   majorAxisPlunge: 10°   semiIntermediateAxisLength: 18km   intermediateAxisAzimuth: 155°   intermediateAxisPlunge: 17°   semiMinorAxisLength: 16km
Tsunamigeneic Assesment:
Discriminants: Prob Underwater: >99%
T50Ex: 0.4 [16]    Td: 0.7Xs [1]    Td*T50Ex: - [0]    To: 4.3s [14]
Closest plate boundaries:
   Banda Sea - Sunda [continental transform fault]: distance: ~40km
   Sunda - Timor [continental transform fault]: distance: ~100km
   Banda Sea - Timor [oceanic convergent boundary]: distance: ~100km
Subduction geometry:    Zone: Sumatra-Java: 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?:
 no
 YES (100km)
 YES (40km)
Prob underwater:
 >99%
 >99%
 >99%
Td*T50Ex:
   -
   -
   -
Td*To:
     -
     -
     -
Mwp magnitude:
       -
       -
       -
Hypocenter depth:
       9km
       9km
       9km
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.1790864402308.map.jpg

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D)
Nodal Plane 1: strike: 180°   dip: 12°   rake: 65°
Nodal Plane 2: strike: 26°   dip: 79°   rake: 95°
Quality: azimuthalGap: -1°   stationPolarityCount: 23   misfitWeightCount: 6.6   misfit: 0.11   stationDistributionRatio: 0.34   meanDistP: 47.5   meanDistT: 44.7   qualityCode: D
Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
./hypo.1790864402308.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.1790864402308.mech.fmamp_polarity_waveform.mechanism.jpg
First-motion Focal Mechanism (HASH):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D)
Nodal Plane 1: strike: 275°   dip: 27°   rake: 139°
Nodal Plane 2: strike: 43°   dip: 72°   rake: 69°
Quality: azimuthalGap: 101°   stationPolarityCount: 22   misfit: 0.30   stationDistributionRatio: 0.75   rmsAngDiffAccPref: 47.69   fracAcc30degPref: 0.23   qualityCode: D
Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
./hypo.1790864402308.mech.hash.mechanism.jpg

Event ID: smi:alomax.net_BETA/author/ee/event/1790864402308
Event info last updated: 2026.10.01-15:19:00 UTC
Event first association/location: 2026.10.01-14:26:13 UTC
Software: Early-est 1.2.10 (2024.02.23)
Agency: alomax.net_BETA