Early-est:     Zimbabwe    2024.12.20-07:11:41.67    q:C      mb:4.8*    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:./hypo.1734678701340.mech.fmamp_polarity.thumb.jpg     fmamp_polarity_waveform:./hypo.1734678701340.mech.fmamp_polarity_waveform.thumb.jpg     hash:./hypo.1734678701340.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: 4.8* [15]    Mwp: - [0]    Mwpd: - [0]
Region: Zimbabwe
Origin Time: 2024.12.20-07:11:41.67 UTC
Hypocenter: lat: -16.74°  lon: 29.08°  [+/-21km]    depth: 15km  [+/-18km]
Location Quality: qualityCode:  C     stdErr: 2.2s   assocPhases: 41   usedPhases: 18
minDist: 1.7°   maxDist: 144.8°   AzGap: 134°   2ndAzGap: 158°   atten: -1.32 [+/-0.30]
Location Uncertainty: 68%ConfEllipse:   minHorUnc: 13km   maxHorUnc: 21km   azMaxHorUnc: 88°
68%ConfEllipsoid:   semiMajorAxisLength: 26km   majorAxisAzimuth: 89°   majorAxisPlunge: 6°   semiIntermediateAxisLength: 19km   intermediateAxisAzimuth: 187°   intermediateAxisPlunge: 54°   semiMinorAxisLength: 15km
Tsunamigeneic Assesment:
Discriminants: Prob Underwater: <1%
T50Ex: 0.5 [9]    Td: 1.2Xs [2]    Td*T50Ex: - [0]    To: 9.1s [9]
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:
       15km
       15km
       15km
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.1734678701340.map.jpg

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D)
Nodal Plane 1: strike: 131°   dip: 44°   rake: 127°
Nodal Plane 2: strike: 264°   dip: 56°   rake: 60°
Quality: azimuthalGap: -1°   stationPolarityCount: 15   misfitWeightCount: 4.4   misfit: 0.02   stationDistributionRatio: 0.48   meanDistP: 48.7   meanDistT: 50.4   qualityCode: D
Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
./hypo.1734678701340.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.1734678701340.mech.fmamp_polarity_waveform.mechanism.jpg
First-motion Focal Mechanism (HASH):    (No solution available)
Nodal Plane 1: strike: 999°   dip: 99°   rake: 999°
Nodal Plane 2: strike: 324°   dip: 13°   rake: 135°
Quality: azimuthalGap: 157°   stationPolarityCount: 15   misfit: 0.99   stationDistributionRatio: 0.00   rmsAngDiffAccPref: 0.00   fracAcc30degPref: 0.00   qualityCode: E
Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
./hypo.1734678701340.mech.hash.mechanism.jpg

Event ID: smi:alomax.net_BETA/author/ee/event/1734678701340
Event info last updated: 2024.12.20-08:10:00 UTC
Event first association/location: 2024.12.20-07:17:01 UTC
Software: Early-est 1.2.10 (2024.02.23)
Agency: alomax.net_BETA