Early-est:     San Juan Province, Argentina    2024.12.16-07:59:11.02    q:B      mb:3.7*    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:./hypo.1734335950294.mech.fmamp_polarity.thumb.jpg     fmamp_polarity_waveform:./hypo.1734335950294.mech.fmamp_polarity_waveform.thumb.jpg     hash:./hypo.1734335950294.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: 3.7* [4]    Mwp: - [0]    Mwpd: - [0]
Region: San Juan Province, Argentina
Origin Time: 2024.12.16-07:59:11.02 UTC
Hypocenter: lat: -31.59°  lon: -69.17°  [+/-16km]    depth: 112km  [+/-26km]
Location Quality: qualityCode:  B     stdErr: 1.0s   assocPhases: 13   usedPhases: 11
minDist: 0.4°   maxDist: 163.3°   AzGap: 69°   2ndAzGap: 125°   atten: -0.66 [+/-0.92]
Location Uncertainty: 68%ConfEllipse:   minHorUnc: 11km   maxHorUnc: 16km   azMaxHorUnc: 89°
68%ConfEllipsoid:   semiMajorAxisLength: 28km   majorAxisAzimuth: 266°   majorAxisPlunge: 60°   semiIntermediateAxisLength: 16km   intermediateAxisAzimuth: 102°   intermediateAxisPlunge: 29°   semiMinorAxisLength: 14km
Tsunamigeneic Assesment:
Discriminants: Prob Underwater: <1%
T50Ex: 0.6X [2]    Td: -s [0]    Td*T50Ex: - [0]    To: 1.6Xs [2]
Closest plate boundaries:
   Nazca \ South America [subduction zone]: distance: ~330km
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 (330km)
 no
 no
Prob underwater:
 <1%
 <1%
 <1%
Td*T50Ex:
   -
   -
   -
Td*To:
     -
     -
     -
Mwp magnitude:
       -
       -
       -
Hypocenter depth:
       112km
       112km
       112km
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.1734335950294.map.jpg

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: Unreliable solution, qualityCode=C)
Nodal Plane 1: strike: 9°   dip: 63°   rake: -161°
Nodal Plane 2: strike: 271°   dip: 73°   rake: -28°
Quality: azimuthalGap: -1°   stationPolarityCount: 10   misfitWeightCount: 6.8   misfit: 0.00   stationDistributionRatio: 0.56   meanDistP: 33.1   meanDistT: 48.9   qualityCode: C
Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
./hypo.1734335950294.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.1734335950294.mech.fmamp_polarity_waveform.mechanism.jpg
First-motion Focal Mechanism (HASH):    (Warning: Unreliable solution, qualityCode=C)
Nodal Plane 1: strike: 279°   dip: 35°   rake: 23°
Nodal Plane 2: strike: 170°   dip: 77°   rake: 123°
Quality: azimuthalGap: 111°   stationPolarityCount: 10   misfit: 0.15   stationDistributionRatio: 0.61   rmsAngDiffAccPref: 37.56   fracAcc30degPref: 0.55   qualityCode: C
Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
./hypo.1734335950294.mech.hash.mechanism.jpg

Event ID: smi:alomax.net_BETA/author/ee/event/1734335950294
Event info last updated: 2024.12.16-08:58:04 UTC
Event first association/location: 2024.12.16-08:17:01 UTC
Software: Early-est 1.2.10 (2024.02.23)
Agency: alomax.net_BETA