Early-est:     Off East Coast of Honshu, Japan    2017.03.13-06:25:41.78    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 [15]    Mwp: 4.7X [1]    Mwpd: - [0] Region: Off East Coast of Honshu, Japan Origin Time: 2017.03.13-06:25:41.78 UTC Hypocenter: lat: 40.35°  lon: 143.35°  [+/-17km]    depth: 10km  [+/-14km] Location Quality: qualityCode:  B     stdErr: 0.8s   assocPhases: 25   usedPhases: 24 minDist: 1.7°   maxDist: 153.2°   AzGap: 93°   2ndAzGap: 174°   atten: -1.06 [+/-0.17] Location Uncertainty: 68%ConfEllipse:   minHorUnc: 14km   maxHorUnc: 17km   azMaxHorUnc: 107° 68%ConfEllipsoid:   semiMajorAxisLength: 21km   majorAxisAzimuth: 287°   majorAxisPlunge: 7°   semiIntermediateAxisLength: 17km   intermediateAxisAzimuth: 17°   intermediateAxisPlunge: 1°   semiMinorAxisLength: 14km Tsunamigeneic Assesment: Discriminants: Prob Underwater: >99% T50Ex: 0.8 [13]    Td: 1.0Xs [1]    Td*T50Ex: - [0]    To: 42.3s [8] Closest plate boundaries:    Pacific \ Okhotsk [subduction zone]: distance: ~80km    Okhotsk / Pacific [subduction zone]: distance: ~110km Subduction geometry:    Zone: Kamchatka/Kurils/Japan    Slab depth at epicenter: 20km Decision table (TEST!): Event type: Subduction Zone Other Thrust/Normal Strike-slip Compatible close plate boundary?:  YES (80km)  no  no Prob underwater:  >99%  >99%  >99% Td*T50Ex:    -    -    - Td*To:      -      -      - Mwp magnitude:        -        -        - Hypocenter depth:        10km        10km        10km Slab depth at epicenter:        20km        -        -

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D) Nodal Plane 1: strike: 113°   dip: 11°   rake: -25° Nodal Plane 2: strike: 228°   dip: 85°   rake: -100° Quality: azimuthalGap: -1°   stationPolarityCount: 23   misfitWeightCount: 5.0   misfit: 0.09   stationDistributionRatio: 0.34   meanDistP: 42.0   meanDistT: 41.0   qualityCode: D Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
First-motion Focal Mechanism (HASH): Nodal Plane 1: strike: 273°   dip: 80°   rake: -159° Nodal Plane 2: strike: 179°   dip: 70°   rake: -11° Quality: azimuthalGap: 93°   stationPolarityCount: 23   misfit: 0.36   stationDistributionRatio: 0.69   rmsAngDiffAccPref: 19.02   fracAcc30degPref: 1.00   qualityCode: B 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/1489386341620
Event info last updated: 2017.03.13-07:26:08 UTC
Event first association/location: 2017.03.13-06:42:22 UTC
Software: Early-est 1.2.0 (2016.06.27)
Agency: localhost