Early-est:     Off East Coast of Honshu, Japan    2017.03.10-05:24:55.26    q:B      mb:4.7    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:     hash:     fmamp_amp_aref:     fmamp_amp_mwp:

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

Earthquake Details: Magnitude: mb: 4.7 [18]    Mwp: - [0]    Mwpd: - [0] Region: Off East Coast of Honshu, Japan Origin Time: 2017.03.10-05:24:55.26 UTC Hypocenter: lat: 39.92°  lon: 143.10°  [+/-19km]    depth: 20km  [+/-15km] Location Quality: qualityCode:  B     stdErr: 0.7s   assocPhases: 63   usedPhases: 25 minDist: 1.8°   maxDist: 119.0°   AzGap: 149°   2ndAzGap: 188°   atten: -1.09 [+/-0.17] Location Uncertainty: 68%ConfEllipse:   minHorUnc: 12km   maxHorUnc: 19km   azMaxHorUnc: 98° 68%ConfEllipsoid:   semiMajorAxisLength: 23km   majorAxisAzimuth: 97°   majorAxisPlunge: 4°   semiIntermediateAxisLength: 16km   intermediateAxisAzimuth: 3°   intermediateAxisPlunge: 46°   semiMinorAxisLength: 13km Tsunamigeneic Assesment: Discriminants: Prob Underwater: >99% T50Ex: 0.5 [11]    Td: 1.2Xs [1]    Td*T50Ex: - [0]    To: 11.4s [7] Closest plate boundaries:    Pacific \ Okhotsk [subduction zone]: distance: ~100km    Okhotsk / Pacific [subduction zone]: distance: ~150km Subduction geometry:    Zone: Kamchatka/Kurils/Japan    Slab depth at epicenter: 24km Decision table (TEST!): Event type: Subduction Zone Other Thrust/Normal Strike-slip Compatible close plate boundary?:  YES (100km)  no  no Prob underwater:  >99%  >99%  >99% Td*T50Ex:    -    -    - Td*To:      -      -      - Mwp magnitude:        -        -        - Hypocenter depth:        20km        20km        20km Slab depth at epicenter:        24km        -        -

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: Unreliable solution, qualityCode=C) Nodal Plane 1: strike: 146°   dip: 5°   rake: 164° Nodal Plane 2: strike: 252°   dip: 89°   rake: 85° Quality: azimuthalGap: -1°   stationPolarityCount: 23   misfitWeightCount: 6.7   misfit: 0.08   stationDistributionRatio: 0.69   meanDistP: 22.4   meanDistT: 38.2   qualityCode: C Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
First-motion Focal Mechanism (HASH):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D) Nodal Plane 1: strike: 48°   dip: 40°   rake: 2° Nodal Plane 2: strike: 316°   dip: 88°   rake: 130° Quality: azimuthalGap: 146°   stationPolarityCount: 23   misfit: 0.24   stationDistributionRatio: 0.69   rmsAngDiffAccPref: 41.67   fracAcc30degPref: 0.46   qualityCode: D Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
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
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

Event ID: smi:localhost/ee/event/1489123493443
Event info last updated: 2017.03.10-06:32:05 UTC
Event first association/location: 2017.03.10-05:34:14 UTC
Software: Early-est 1.2.0 (2016.06.27)
Agency: localhost