[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
--------------------------------------------------
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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          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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