[rCMT] Mw=7.0 HOKKAIDO, JAPAN REGION
USGS research CMT
researchcmt at geohazards.usgs.gov
Thu Sep 11 01:04:54 GMT 2008
AUTOMATIC solution, not reviewed by a seismologist
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General region : 2008wvag HOKKAIDO, JAPAN REGION
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : ARU KIP KURK PMG TLY YAK
Origin time: 2008 255 0 20 52
Original location (lat,lon,depth) : 42.0000 143.600 35
Moment tensor (x1.e26 dyncm) :
Mrr : 0.619049 Mtt : -0.275251
Mff : -0.343799 Mrt : 1.885543
Mrf : 3.007527 Mtf : -0.416952
T-axis: moment= 3.573 plunge= 50.210 azimuth= 299.612
N-axis: moment= 0.082 plunge= 2.354 azimuth= 32.442
P-axis: moment= -3.654 plunge= 39.692 azimuth= 124.397
best double couple: Mo= 3.614(x1.e26 dyncm) Mw=7.0 tau= 8.5
nodal planes (strike/dip/slip): 32.22/ 84.74/ 87.64 236.46/ 5.77/114.12
Centroid location : 41.224 144.136 11.347
Centroid time : 1.429
Variance reduction (%) : 37
***********
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**oo------------------oo o**
**o--------------------o **
*oo--------------------o *
*o--------------------oo *
**--------------------oo **
*o--------T----------oo *
**-------------------oo **
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**-----------------oo **
*----------------oo *
**-------------oo P **
*o-----------oo *
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 1 0 1 0 0 0 1 2 0 0 0 0
r-comp: 1 0 1 0 0 0 1 3 0 0 0 0
t-comp: 1 0 1 0 0 0 1 2 0 0 0 0
Total number of traces used = 16
number of runs = 4
starttime = Wed Sep 10 18:55:59 MDT 2008
endtime = Wed Sep 10 19:04:50 MDT 2008
inversion time = Wed Sep 10 19:04:43 MDT 2008 - Wed Sep 10 19:04:50 MDT 2008
Solution produced by inversion of channels with var red > 2%
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