Early-est:     Near Coast of Central Chile    2026.06.24-10:36:34.06    q:B      mb:-    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:./hypo.1782297395150.mech.fmamp_polarity.thumb.jpg     fmamp_polarity_waveform:./hypo.1782297395150.mech.fmamp_polarity_waveform.thumb.jpg     hash:./hypo.1782297395150.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: 5.5X [2]    Mwp: - [0]    Mwpd: - [0]
Region: Near Coast of Central Chile
Origin Time: 2026.06.24-10:36:34.06 UTC
Hypocenter: lat: -29.82°  lon: -71.27°  [+/-7km]    depth: 55km  [+/-16km]
Location Quality: qualityCode:  B     stdErr: 0.7s   assocPhases: 21   usedPhases: 11
minDist: 0.5°   maxDist: 155.3°   AzGap: 54°   2ndAzGap: 97°   atten: -1.01 [+/-0.90]
Location Uncertainty: 68%ConfEllipse:   minHorUnc: 4km   maxHorUnc: 7km   azMaxHorUnc: 71°
68%ConfEllipsoid:   semiMajorAxisLength: 17km   majorAxisAzimuth: 71°   majorAxisPlunge: 70°   semiIntermediateAxisLength: 6km   intermediateAxisAzimuth: 252°   intermediateAxisPlunge: 20°   semiMinorAxisLength: 5km
Tsunamigeneic Assesment:
Discriminants: Prob Underwater: 69%
T50Ex: 0.8X [3]    Td: -s [0]    Td*T50Ex: - [0]    To: 45.4Xs [3]
Closest plate boundaries:
   Nazca \ South America [subduction zone]: distance: ~130km
Subduction geometry:    Zone: South America: 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:
 69%
 69%
 69%
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.1782297395150.map.jpg

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: Unreliable solution, qualityCode=C)
Nodal Plane 1: strike: 119°   dip: 42°   rake: -103°
Nodal Plane 2: strike: 315°   dip: 49°   rake: -79°
Quality: azimuthalGap: -1°   stationPolarityCount: 9   misfitWeightCount: 5.8   misfit: 0.00   stationDistributionRatio: 0.48   meanDistP: 41.7   meanDistT: 38.5   qualityCode: C
Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
./hypo.1782297395150.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.1782297395150.mech.fmamp_polarity_waveform.mechanism.jpg
First-motion Focal Mechanism (HASH):    (Warning: Unreliable solution, qualityCode=C)
Nodal Plane 1: strike: 102°   dip: 53°   rake: -113°
Nodal Plane 2: strike: 318°   dip: 43°   rake: -62°
Quality: azimuthalGap: 71°   stationPolarityCount: 9   misfit: 0.00   stationDistributionRatio: 0.42   rmsAngDiffAccPref: 40.60   fracAcc30degPref: 0.40   qualityCode: C
Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
./hypo.1782297395150.mech.hash.mechanism.jpg

Event ID: smi:alomax.net_BETA/author/ee/event/1782297395150
Event info last updated: 2026.06.24-11:35:02 UTC
Event first association/location: 2026.06.24-10:38:01 UTC
Software: Early-est 1.2.10 (2024.02.23)
Agency: alomax.net_BETA