Early-est:     Tajikistan    2026.09.25-05:35:51.26    q:B      mb:4.6*    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:./hypo.1790314551077.mech.fmamp_polarity.thumb.jpg     fmamp_polarity_waveform:./hypo.1790314551077.mech.fmamp_polarity_waveform.thumb.jpg     hash:./hypo.1790314551077.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: 4.6* [4]    Mwp: 4.5X [1]    Mwpd: - [0]
Region: Tajikistan
Origin Time: 2026.09.25-05:35:51.26 UTC
Hypocenter: lat: 37.43°  lon: 72.23°  [+/-14km]    depth: 199km  [+/-21km]
Location Quality: qualityCode:  B     stdErr: 0.9s   assocPhases: 9   usedPhases: 7
minDist: 3.8°   maxDist: 75.5°   AzGap: 87°   2ndAzGap: 141°   atten: -1.80 [+/-0.36]
Location Uncertainty: 68%ConfEllipse:   minHorUnc: 10km   maxHorUnc: 14km   azMaxHorUnc: 104°
68%ConfEllipsoid:   semiMajorAxisLength: 22km   majorAxisAzimuth: 249°   majorAxisPlunge: 74°   semiIntermediateAxisLength: 17km   intermediateAxisAzimuth: 109°   intermediateAxisPlunge: 12°   semiMinorAxisLength: 12km
Tsunamigeneic Assesment:
Discriminants: Prob Underwater: <1%
T50Ex: 0.0 [4]    Td: 0.4Xs [1]    Td*T50Ex: - [0]    To: 1.6s [4]
Closest plate boundaries:
Subduction geometry: none or not available
Decision table (TEST!):
Event type: Subduction Zone Other Thrust/Normal Strike-slip
Compatible close plate boundary?:
 no
 no
 no
Prob underwater:
 <1%
 <1%
 <1%
Td*T50Ex:
   -
   -
   -
Td*To:
     -
     -
     -
Mwp magnitude:
       -
       -
       -
Hypocenter depth:
       199km
       199km
       199km
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.1790314551077.map.jpg

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: Unreliable solution, qualityCode=C)
Nodal Plane 1: strike: 147°   dip: 42°   rake: 155°
Nodal Plane 2: strike: 256°   dip: 74°   rake: 51°
Quality: azimuthalGap: -1°   stationPolarityCount: 8   misfitWeightCount: 6.4   misfit: 0.09   stationDistributionRatio: 0.48   meanDistP: 36.4   meanDistT: 44.6   qualityCode: C
Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
./hypo.1790314551077.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.1790314551077.mech.fmamp_polarity_waveform.mechanism.jpg
First-motion Focal Mechanism (HASH):    (Warning: Unreliable solution, qualityCode=C)
Nodal Plane 1: strike: 157°   dip: 58°   rake: 147°
Nodal Plane 2: strike: 266°   dip: 62°   rake: 37°
Quality: azimuthalGap: 149°   stationPolarityCount: 8   misfit: 0.14   stationDistributionRatio: 0.67   rmsAngDiffAccPref: 43.38   fracAcc30degPref: 0.35   qualityCode: C
Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
./hypo.1790314551077.mech.hash.mechanism.jpg

Event ID: smi:alomax.net_BETA/author/ee/event/1790314551077
Event info last updated: 2026.09.25-06:34:03 UTC
Event first association/location: 2026.09.25-05:41:01 UTC
Software: Early-est 1.2.10 (2024.02.23)
Agency: alomax.net_BETA