[rCMT] (Update) Mw=6.8 OFF EAST COAST OF HONSHU
USGS research CMT
researchcmt at geohazards.usgs.gov
Sat Jul 19 05:44:38 GMT 2008
HUMAN REVIEWED solution
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More data added and initial depth changed
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General region : 2008urah OFF EAST COAST OF HONSHU
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : AAK ARU BFO CASY CCM COR CTAO DGAR ESK FFC GNI HKT KIP KMBO KONO KURK LSZ LVZ OTAV PMG PMSA RPN SDV
Origin time: 2008 201 2 39 31
Original location (lat,lon,depth) : 37.6000 142.100 30
Moment tensor (x1.e26 dyncm) :
Mrr : 1.440930 Mtt : -0.300505
Mff : -1.140426 Mrt : -0.357318
Mrf : 1.888497 Mtf : -0.509938
T-axis: moment= 2.546 plunge= 59.587 azimuth= 247.693
N-axis: moment= -0.364 plunge= 14.003 azimuth= 2.834
P-axis: moment= -2.182 plunge= 26.402 azimuth= 99.945
best double couple: Mo= 2.364(x1.e26 dyncm) Mw=6.8 tau= 7.4
nodal planes (strike/dip/slip): 358.41/ 72.82/ 75.33 219.96/ 22.45/129.32
Centroid location : 37.779 142.474 26.269
Centroid time : 5.313
Variance reduction (%) : 50
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 3 0 1 1 9 0 5 4 4 2 0 1
r-comp: 3 0 1 1 7 0 6 4 3 1 0 0
t-comp: 3 0 1 1 8 0 5 4 3 0 0 0
Total number of traces used = 81
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