[rCMT] (Update) Mw=6.8 HOKKAIDO, JAPAN REGION
USGS research CMT
researchcmt at geohazards.usgs.gov
Thu Sep 11 01:24:48 GMT 2008
HUMAN REVIEWED solution
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More data added
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General region : 2008wvag HOKKAIDO, JAPAN REGION
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : ARU BFO COR CTAO DGAR ESK FFC GNI KIP KIV KONO KURK PMG SFJD TIXI YAK
Origin time: 2008 255 0 20 52
Original location (lat,lon,depth) : 42.0000 143.600 35
Moment tensor (x1.e26 dyncm) :
Mrr : 0.778028 Mtt : -0.368771
Mff : -0.409257 Mrt : 1.444117
Mrf : 1.544642 Mtf : -0.412865
T-axis: moment= 2.245 plunge= 55.244 azimuth= 312.879
N-axis: moment= 0.024 plunge= 0.179 azimuth= 43.138
P-axis: moment= -2.270 plunge= 34.755 azimuth= 133.262
best double couple: Mo= 2.257(x1.e26 dyncm) Mw=6.8 tau= 7.3
nodal planes (strike/dip/slip): 43.11/ 79.76/ 89.82 224.13/ 10.25/ 91.01
Centroid location : 41.328 144.177 22.701
Centroid time : -1.261
Variance reduction (%) : 40
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 2 0 1 0 2 1 4 4 0 1 0 0
r-comp: 2 0 1 0 1 1 4 4 0 0 0 0
t-comp: 2 0 1 0 2 1 5 2 0 0 0 0
Total number of traces used = 41
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