Early-est:     Sulawesi, Indonesia    2025.01.29-00:50:45.16    q:B      mb:4.7    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:./hypo.1738111847608.mech.fmamp_polarity.thumb.jpg     hash:./hypo.1738111847608.mech.hash.thumb.jpg     fmamp_amp_aref:./hypo.1738111847608.mech.fmamp_amp_aref.thumb.jpg     fmamp_amp_mwp:./hypo.1738111847608.mech.fmamp_amp_mwp.thumb.jpg

Automatic solution - this event has not been reviewed by a seismologist
Automatically determined event information may be incorrect!

Earthquake Details:
Magnitude: mb: 4.7 [23]    Mwp: 5.1X [1]    Mwpd: - [0]
Region: Sulawesi, Indonesia
Origin Time: 2025.01.29-00:50:45.16 UTC
Hypocenter: lat: -4.22°  lon: 121.67°  [+/-13km]    depth: 19km  [+/-32km]
Location Quality: qualityCode:  B     stdErr: 1.3s   assocPhases: 53   usedPhases: 27
minDist: 2.1°   maxDist: 164.1°   AzGap: 60°   2ndAzGap: 108°   atten: -0.81 [+/-0.30]
Location Uncertainty: 68%ConfEllipse:   minHorUnc: 13km   maxHorUnc: 13km   azMaxHorUnc: 112°
68%ConfEllipsoid:   semiMajorAxisLength: 32km   majorAxisAzimuth: 307°   majorAxisPlunge: 82°   semiIntermediateAxisLength: 16km   intermediateAxisAzimuth: 88°   intermediateAxisPlunge: 6°   semiMinorAxisLength: 16km
Tsunamigeneic Assesment:
Discriminants: Prob Underwater: 6%
T50Ex: 0.5 [12]    Td: 3.2Xs [2]    Td*T50Ex: - [0]    To: 3.9s [11]
Closest plate boundaries:
   Banda Sea - Sunda [continental transform fault]: distance: ~150km
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:
 6%
 6%
 6%
Td*T50Ex:
   -
   -
   -
Td*To:
     -
     -
     -
Mwp magnitude:
       -
       -
       -
Hypocenter depth:
       19km
       19km
       19km
Slab depth at epicenter:
       n/a
       -
       -
./hypo.1738111847608.map.jpg

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D)
Nodal Plane 1: strike: 60°   dip: 30°   rake: 64°
Nodal Plane 2: strike: 269°   dip: 63°   rake: 104°
Quality: azimuthalGap: -1°   stationPolarityCount: 23   misfitWeightCount: 7.2   misfit: 0.14   stationDistributionRatio: 0.43   meanDistP: 36.7   meanDistT: 37.1   qualityCode: D
Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
./hypo.1738111847608.mech.fmamp_polarity.mechanism.jpg
First-motion Focal Mechanism (HASH):    (Warning: Unreliable solution, qualityCode=C)
Nodal Plane 1: strike: 263°   dip: 42°   rake: 109°
Nodal Plane 2: strike: 58°   dip: 50°   rake: 73°
Quality: azimuthalGap: 60°   stationPolarityCount: 23   misfit: 0.47   stationDistributionRatio: 0.70   rmsAngDiffAccPref: 31.75   fracAcc30degPref: 0.67   qualityCode: C
Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
./hypo.1738111847608.mech.hash.mechanism.jpg
First-motion Focal Mechanism (FMAMP_AMP_AREF):    (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/_amp_aref
./hypo.1738111847608.mech.fmamp_amp_aref.mechanism.jpg
First-motion Focal Mechanism (FMAMP_AMP_MWP):    (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/_amp_mwp
./hypo.1738111847608.mech.fmamp_amp_mwp.mechanism.jpg

Event ID: smi:KOERI/ee/event/1738111847608
Event info last updated: 2025.01.29-01:51:01 UTC
Event first association/location: 2025.01.29-00:58:38 UTC
Software: Early-est 1.2.0 (2016.06.27)
Agency: KOERI