Early-est:     Mariana Islands    2017.03.13-08:49:06.79    q:A      mb:5.3    Mwp:5.6    Mwpd:-    Td*T50Ex:0.8     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: 5.3 [136]    Mwp: 5.6 [16]    Mwpd: 5.8Xinv [16] Region: Mariana Islands Origin Time: 2017.03.13-08:49:06.79 UTC Hypocenter: lat: 14.18°  lon: 145.26°  [+/-14km]    depth: 110km  [+/-17km] Location Quality: qualityCode:  A     stdErr: 1.2s   assocPhases: 236   usedPhases: 176 minDist: 0.7°   maxDist: 151.7°   AzGap: 19°   2ndAzGap: 28°   atten: -1.36 [+/-0.16] Location Uncertainty: 68%ConfEllipse:   minHorUnc: 12km   maxHorUnc: 14km   azMaxHorUnc: 102° 68%ConfEllipsoid:   semiMajorAxisLength: 18km   majorAxisAzimuth: 282°   majorAxisPlunge: 10°   semiIntermediateAxisLength: 17km   intermediateAxisAzimuth: 120°   intermediateAxisPlunge: 79°   semiMinorAxisLength: 14km Tsunamigeneic Assesment: Discriminants: Prob Underwater: 97% T50Ex: 0.5 [98]    Td: 1.6s [19]    Td*T50Ex: 0.8 [19]    To: 2.8s [97] Closest plate boundaries:    Philippine Sea - Mariana [oceanic transform fault]: distance: ~110km    Mariana / Pacific [subduction zone]: distance: ~170km    Philippine Sea / Pacific [subduction zone]: distance: ~370km Subduction geometry:    Zone: Izu-Bonin    Slab depth at epicenter: 106km Decision table (TEST!): Event type: Subduction Zone Other Thrust/Normal Strike-slip Compatible close plate boundary?:  YES (170km)  no  no Prob underwater:  97%  97%  97% Td*T50Ex:    0.8    0.8    0.8 Td*To:      4.5      4.5      4.5 Mwp magnitude:        5.6        5.6        5.6 Hypocenter depth:        110km        110km        110km Slab depth at epicenter:        106km        -        -

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D) Nodal Plane 1: strike: 257°   dip: 44°   rake: 5° Nodal Plane 2: strike: 164°   dip: 87°   rake: 134° Quality: azimuthalGap: -1°   stationPolarityCount: 153   misfitWeightCount: 31.8   misfit: 0.23   stationDistributionRatio: 0.40   meanDistP: 48.7   meanDistT: 47.1   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: 169°   dip: 34°   rake: -91° Nodal Plane 2: strike: 350°   dip: 56°   rake: -89° Quality: azimuthalGap: 18°   stationPolarityCount: 154   misfit: 0.34   stationDistributionRatio: 0.71   rmsAngDiffAccPref: 38.56   fracAcc30degPref: 0.50   qualityCode: D Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
First-motion Focal Mechanism (FMAMP_AMP_AREF):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D) Nodal Plane 1: strike: 3°   dip: 47°   rake: -132° Nodal Plane 2: strike: 236°   dip: 57°   rake: -54° Quality: azimuthalGap: -1°   stationPolarityCount: 27   misfitWeightCount: 6.9   misfit: 9999.90   stationDistributionRatio: 0.21   meanDistP: 37.4   meanDistT: 39.1   qualityCode: D Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_amp_aref
First-motion Focal Mechanism (FMAMP_AMP_MWP):    (Warning: Unreliable solution, qualityCode=C) Nodal Plane 1: strike: 66°   dip: 39°   rake: 163° Nodal Plane 2: strike: 169°   dip: 80°   rake: 52° Quality: azimuthalGap: -1°   stationPolarityCount: 15   misfitWeightCount: 4.4   misfit: 9999.90   stationDistributionRatio: 0.47   meanDistP: 38.4   meanDistT: 26.3   qualityCode: C Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_amp_mwp

Event ID: smi:localhost/ee/event/1489394957850
Event info last updated: 2017.03.13-09:50:19 UTC
Event first association/location: 2017.03.13-08:56:13 UTC
Software: Early-est 1.2.0 (2016.06.27)
Agency: localhost