AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2009dcay NEAR EAST COAST OF HONSHU                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  AAK ARU KIP KURK PMG TLY ULN YAK                                                                   
Origin time: 2009   46   9  24  33
Original location (lat,lon,depth) :      40.3000    142.200  47   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.060255 Mtt :     -0.024708
Mff :     -0.035546 Mrt :      0.022151
Mrf :      0.017706 Mtf :      0.009764
T-axis:  moment=     0.069   plunge=    72.254  azimuth=   322.994    
N-axis:  moment=    -0.028   plunge=    17.390  azimuth=   154.867    
P-axis:  moment=    -0.042   plunge=     3.431  azimuth=    63.791    
best double couple: Mo=    0.055(x1.e26 dyncm)  Mw=5.8  tau=  2.1     
nodal planes (strike/dip/slip):  349.63/ 50.87/112.66     136.14/ 44.29/ 64.66  
Centroid location :   39.882   142.571    51.450
Centroid time :     10.707
Variance reduction (%) :  22.8
 
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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    1    2    0    0    0            
r-comp:     1    0    0    0    0    0    1    2    1    0    0    0            
t-comp:     0    0    0    0    0    0    1    1    1    0    0    0            
Total number of traces used =  14  
number of runs = 2
starttime = Sun Feb 15 02:58:55 MST 2009
Solution produced by inversion of channels with var red > 2%