[rCMT] Mw=5.6 IZU ISLANDS, JAPAN REGION

USGS research CMT researchcmt at geohazards.usgs.gov
Wed Oct 1 10:16:54 GMT 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008xqa2 IZU ISLANDS, JAPAN REGION                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used : AAK CTAO KURK PET PMG ULN YAK                                                                       
Origin time: 2008  275   9  38  11
Original location (lat,lon,depth) :      30.1000    138.800  407  
Moment tensor (x1.e26 dyncm) :
Mrr :     -0.025774 Mtt :      0.015762
Mff :      0.010012 Mrt :      0.007965
Mrf :     -0.020986 Mtf :     -0.006945
T-axis:  moment=     0.028   plunge=    21.219  azimuth=    46.848    
N-axis:  moment=     0.008   plunge=    11.469  azimuth=   141.366    
P-axis:  moment=    -0.036   plunge=    65.610  azimuth=   257.946    
best double couple: Mo=    0.032(x1.e26 dyncm)  Mw=5.6  tau=  1.8     
nodal planes (strike/dip/slip):  326.27/ 67.17/-77.54     116.61/ 25.85/-117.13 
Centroid location :   30.048   139.834   408.709
Centroid time :      0.878
Variance reduction (%) :  13
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     2    0    0    0    0    1    1    3    0    0    0    0            
r-comp:     2    0    0    0    0    1    1    2    0    0    0    0            
t-comp:     2    0    0    0    0    1    1    2    0    0    0    0            
Total number of traces used =  19  
number of runs = 12
starttime = Wed Oct 1 03:48:32 MDT 2008
endtime = Wed Oct 1 04:16:44 MDT 2008
inversion time = Wed Oct 1 04:16:38 MDT 2008 - Wed Oct 1 04:16:44 MDT 2008
Solution produced by inversion of all available channels


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