Early-est:     Central Bolivia    2024.12.19-01:32:08.91    q:B      mb:4.4*    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:./hypo.1734571929145.mech.fmamp_polarity.thumb.jpg     fmamp_polarity_waveform:./hypo.1734571929145.mech.fmamp_polarity_waveform.thumb.jpg     hash:./hypo.1734571929145.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: 4.4* [22]    Mwp: - [0]    Mwpd: - [0]
Region: Central Bolivia
Origin Time: 2024.12.19-01:32:08.91 UTC
Hypocenter: lat: -16.94°  lon: -64.54°  [+/-13km]    depth: 584km  [+/-18km]
Location Quality: qualityCode:  B     stdErr: 0.8s   assocPhases: 43   usedPhases: 28
minDist: 3.5°   maxDist: 160.6°   AzGap: 70°   2ndAzGap: 80°   atten: -1.01 [+/-0.31]
Location Uncertainty: 68%ConfEllipse:   minHorUnc: 13km   maxHorUnc: 13km   azMaxHorUnc: 145°
68%ConfEllipsoid:   semiMajorAxisLength: 18km   majorAxisAzimuth: 285°   majorAxisPlunge: 67°   semiIntermediateAxisLength: 16km   intermediateAxisAzimuth: 162°   intermediateAxisPlunge: 13°   semiMinorAxisLength: 16km
Tsunamigeneic Assesment:
Discriminants: Prob Underwater: <1%
T50Ex: 0.0 [10]    Td: -s [0]    Td*T50Ex: - [0]    To: 0.9s [10]
Closest plate boundaries:
   Altiplano - South America [continental convergent boundary]: distance: ~50km
   Nazca \ Altiplano [subduction zone]: distance: ~800km
   Nazca \ South America [subduction zone]: distance: ~900km
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 (800km)
 YES (50km)
 no
Prob underwater:
 <1%
 <1%
 <1%
Td*T50Ex:
   -
   -
   -
Td*To:
     -
     -
     -
Mwp magnitude:
       -
       -
       -
Hypocenter depth:
       584km
       584km
       584km
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.1734571929145.map.jpg

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: Unreliable solution, qualityCode=C)
Nodal Plane 1: strike: 71°   dip: 5°   rake: 52°
Nodal Plane 2: strike: 289°   dip: 86°   rake: 93°
Quality: azimuthalGap: -1°   stationPolarityCount: 21   misfitWeightCount: 11.0   misfit: 0.13   stationDistributionRatio: 0.52   meanDistP: 40.9   meanDistT: 38.0   qualityCode: C
Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
./hypo.1734571929145.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.1734571929145.mech.fmamp_polarity_waveform.mechanism.jpg
First-motion Focal Mechanism (HASH):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D)
Nodal Plane 1: strike: 102°   dip: 77°   rake: -108°
Nodal Plane 2: strike: 338°   dip: 22°   rake: -36°
Quality: azimuthalGap: 114°   stationPolarityCount: 21   misfit: 0.29   stationDistributionRatio: 0.71   rmsAngDiffAccPref: 39.45   fracAcc30degPref: 0.50   qualityCode: D
Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
./hypo.1734571929145.mech.hash.mechanism.jpg

Event ID: smi:alomax.net_BETA/author/ee/event/1734571929145
Event info last updated: 2024.12.19-02:31:00 UTC
Event first association/location: 2024.12.19-01:44:01 UTC
Software: Early-est 1.2.10 (2024.02.23)
Agency: alomax.net_BETA