Early-est:     Andreanof Islands, Aleutian Is.    2017.03.10-11:11:05.58    q:B      mb:4.8    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: 4.8 [49]    Mwp: - [0]    Mwpd: - [0] Region: Andreanof Islands, Aleutian Is. Origin Time: 2017.03.10-11:11:05.58 UTC Hypocenter: lat: 51.22°  lon: -177.50°  [+/-14km]    depth: 16km  [+/-18km] Location Quality: qualityCode:  B     stdErr: 1.5s   assocPhases: 85   usedPhases: 54 minDist: 0.8°   maxDist: 145.8°   AzGap: 129°   2ndAzGap: 132°   atten: -0.81 [+/-0.17] Location Uncertainty: 68%ConfEllipse:   minHorUnc: 11km   maxHorUnc: 14km   azMaxHorUnc: 179° 68%ConfEllipsoid:   semiMajorAxisLength: 18km   majorAxisAzimuth: 176°   majorAxisPlunge: 43°   semiIntermediateAxisLength: 18km   intermediateAxisAzimuth: 2°   intermediateAxisPlunge: 47°   semiMinorAxisLength: 13km Tsunamigeneic Assesment: Discriminants: Prob Underwater: >99% T50Ex: 0.5 [26]    Td: -s [0]    Td*T50Ex: - [0]    To: 1.2s [21] Closest plate boundaries:    North America / Pacific [subduction zone]: distance: ~80km Subduction geometry:    Zone: Alaska-Aleutians    Slab depth at epicenter: 31km 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:        16km        16km        16km Slab depth at epicenter:        31km        -        -

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D) Nodal Plane 1: strike: 357°   dip: 69°   rake: 159° Nodal Plane 2: strike: 95°   dip: 70°   rake: 22° Quality: azimuthalGap: -1°   stationPolarityCount: 50   misfitWeightCount: 6.4   misfit: 0.18   stationDistributionRatio: 0.48   meanDistP: 48.8   meanDistT: 43.3   qualityCode: D 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: 7°   dip: 39°   rake: -127° Nodal Plane 2: strike: 230°   dip: 60°   rake: -65° Quality: azimuthalGap: 129°   stationPolarityCount: 50   misfit: 0.22   stationDistributionRatio: 0.58   rmsAngDiffAccPref: 44.63   fracAcc30degPref: 0.47   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: 18°   dip: 0°   rake: 0° Nodal Plane 2: strike: 288°   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: 18°   dip: 0°   rake: 0° Nodal Plane 2: strike: 288°   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/1489144274021
Event info last updated: 2017.03.10-12:11:51 UTC
Event first association/location: 2017.03.10-11:21:15 UTC
Software: Early-est 1.2.0 (2016.06.27)
Agency: localhost