Early-est:     Colombia    2026.02.13-11:40:55.13    q:C      mb:4.9*    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:./hypo.1770982858000.mech.fmamp_polarity.thumb.jpg     fmamp_polarity_waveform:./hypo.1770982858000.mech.fmamp_polarity_waveform.thumb.jpg     hash:./hypo.1770982858000.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: 4.9* [17]    Mwp: - [0]    Mwpd: - [0]
Region: Colombia
Origin Time: 2026.02.13-11:40:55.13 UTC
Hypocenter: lat: 5.22°  lon: -76.40°  [+/-30km]    depth: 105km  [+/-43km]
Location Quality: qualityCode:  C     stdErr: 3.2s   assocPhases: 43   usedPhases: 20
minDist: 5.2°   maxDist: 160.4°   AzGap: 70°   2ndAzGap: 140°   atten: -1.88 [+/-0.49]
Location Uncertainty: 68%ConfEllipse:   minHorUnc: 21km   maxHorUnc: 30km   azMaxHorUnc: 68°
68%ConfEllipsoid:   semiMajorAxisLength: 48km   majorAxisAzimuth: 249°   majorAxisPlunge: 56°   semiIntermediateAxisLength: 31km   intermediateAxisAzimuth: 64°   intermediateAxisPlunge: 34°   semiMinorAxisLength: 26km
Tsunamigeneic Assesment:
Discriminants: Prob Underwater: <1%
T50Ex: 0.4 [13]    Td: 0.4Xs [1]    Td*T50Ex: - [0]    To: 2.5s [12]
Closest plate boundaries:
   Nazca \ North Andes [subduction zone]: distance: ~170km
   North Andes / Nazca [subduction zone]: distance: ~200km
Subduction geometry: none or not available
Decision table (TEST!):
Event type: Subduction Zone Other Thrust/Normal Strike-slip
Compatible close plate boundary?:
 YES (170km)
 no
 no
Prob underwater:
 <1%
 <1%
 <1%
Td*T50Ex:
   -
   -
   -
Td*To:
     -
     -
     -
Mwp magnitude:
       -
       -
       -
Hypocenter depth:
       105km
       105km
       105km
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.1770982858000.map.jpg

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D)
Nodal Plane 1: strike: 20°   dip: 31°   rake: 1°
Nodal Plane 2: strike: 289°   dip: 90°   rake: 121°
Quality: azimuthalGap: -1°   stationPolarityCount: 17   misfitWeightCount: 7.2   misfit: 0.11   stationDistributionRatio: 0.48   meanDistP: 50.7   meanDistT: 51.2   qualityCode: D
Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
./hypo.1770982858000.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.1770982858000.mech.fmamp_polarity_waveform.mechanism.jpg
First-motion Focal Mechanism (HASH):    (Warning: Unreliable solution, qualityCode=C)
Nodal Plane 1: strike: 253°   dip: 81°   rake: 122°
Nodal Plane 2: strike: 357°   dip: 33°   rake: 16°
Quality: azimuthalGap: 119°   stationPolarityCount: 17   misfit: 0.23   stationDistributionRatio: 0.78   rmsAngDiffAccPref: 40.26   fracAcc30degPref: 0.48   qualityCode: C
Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
./hypo.1770982858000.mech.hash.mechanism.jpg

Event ID: smi:alomax.net_BETA/author/ee/event/1770982858000
Event info last updated: 2026.02.13-12:39:00 UTC
Event first association/location: 2026.02.13-12:02:04 UTC
Software: Early-est 1.2.10 (2024.02.23)
Agency: alomax.net_BETA