Early-est:     South of Java, Indonesia    2017.02.28-01:01:41.35    q:B      mb:4.2    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:./hypo.1488243701347.mech.fmamp_polarity.thumb.jpg     hash:./hypo.1488243701347.mech.hash.thumb.jpg     fmamp_amp_aref:./hypo.1488243701347.mech.fmamp_amp_aref.thumb.jpg     fmamp_amp_mwp:./hypo.1488243701347.mech.fmamp_amp_mwp.thumb.jpg

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

Earthquake Details:
Magnitude: mb: 4.2 [7]    Mwp: - [0]    Mwpd: - [0]
Region: South of Java, Indonesia
Origin Time: 2017.02.28-01:01:41.35 UTC
Hypocenter: lat: -9.56°  lon: 113.18°  [+/-14km]    depth: 18km  [+/-13km]
Location Quality: qualityCode:  B     stdErr: 1.6s   assocPhases: 49   usedPhases: 19
minDist: 3.1°   maxDist: 164.3°   AzGap: 87°   2ndAzGap: 123°   atten: -1.53 [+/-0.66]
Location Uncertainty: 68%ConfEllipse:   minHorUnc: 13km   maxHorUnc: 14km   azMaxHorUnc: 24°
68%ConfEllipsoid:   semiMajorAxisLength: 18km   majorAxisAzimuth: 24°   majorAxisPlunge: 4°   semiIntermediateAxisLength: 16km   intermediateAxisAzimuth: 115°   intermediateAxisPlunge: 4°   semiMinorAxisLength: 13km
Tsunamigeneic Assesment:
Discriminants: Prob Underwater: >99%
T50Ex: 0.4 [4]    Td: -s [0]    Td*T50Ex: - [0]    To: 0.8Xs [2]
Closest plate boundaries:
   Sunda / Australia [subduction zone]: distance: ~150km
Subduction geometry:    Zone: Sumatra-Java    Slab depth at epicenter: 34km
Decision table (TEST!):
Event type: Subduction Zone Other Thrust/Normal Strike-slip
Compatible close plate boundary?:
 YES (150km)
 no
 no
Prob underwater:
 >99%
 >99%
 >99%
Td*T50Ex:
   -
   -
   -
Td*To:
     -
     -
     -
Mwp magnitude:
       -
       -
       -
Hypocenter depth:
       18km
       18km
       18km
Slab depth at epicenter:
       34km
       -
       -
./hypo.1488243701347.map.jpg

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D)
Nodal Plane 1: strike: 10°   dip: 20°   rake: -94°
Nodal Plane 2: strike: 194°   dip: 70°   rake: -89°
Quality: azimuthalGap: -1°   stationPolarityCount: 14   misfitWeightCount: 3.9   misfit: 0.03   stationDistributionRatio: 0.28   meanDistP: 38.9   meanDistT: 42.5   qualityCode: D
Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
./hypo.1488243701347.mech.fmamp_polarity.mechanism.jpg
First-motion Focal Mechanism (HASH):    (Warning: Unreliable solution, qualityCode=C)
Nodal Plane 1: strike: 298°   dip: 76°   rake: -149°
Nodal Plane 2: strike: 199°   dip: 60°   rake: -17°
Quality: azimuthalGap: 86°   stationPolarityCount: 14   misfit: 0.16   stationDistributionRatio: 0.54   rmsAngDiffAccPref: 30.21   fracAcc30degPref: 0.69   qualityCode: C
Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
./hypo.1488243701347.mech.hash.mechanism.jpg
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
./hypo.1488243701347.mech.fmamp_amp_aref.mechanism.jpg
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
./hypo.1488243701347.mech.fmamp_amp_mwp.mechanism.jpg

Event ID: smi:localhost/ee/event/1488243701347
Event info last updated: 2017.02.28-02:02:10 UTC
Event first association/location: 2017.02.28-02:02:10 UTC
Software: Early-est 1.2.0 (2016.06.27)
Agency: localhost