[rCMT] Mw=6.6 NORTH ISLAND OF NEW ZEALAND

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Thu Dec 20 08:52:22 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007ldas NORTH ISLAND OF NEW ZEALA                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  CASY CTAO KIP MAJO PMG PMSA RPN TAU                                                                
Origin time: 2007  354   7  55  19
Original location (lat,lon,depth) :     -38.8000    177.900  31   
Moment tensor (x1.e26 dyncm) :
Mrr :     -0.896405 Mtt :      0.653186
Mff :      0.243219 Mrt :      0.104234
Mrf :      0.099255 Mtf :      0.503427
T-axis:  moment=     1.002   plunge=     4.275  azimuth=   325.983    
N-axis:  moment=    -0.095   plunge=     1.689  azimuth=   235.857    
P-axis:  moment=    -0.908   plunge=    85.403  azimuth=   124.343    
best double couple: Mo=    0.955(x1.e26 dyncm)  Mw=6.6  tau=  5.5     
nodal planes (strike/dip/slip):   57.82/ 40.75/-87.41     234.40/ 49.30/-92.23  
Centroid location :  -38.173   178.449    31.721
Centroid time :      5.323
Variance reduction (%) :  54
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     1    0    1    0    0    1    0    2    1    1    1    0            
r-comp:     0    0    1    0    0    1    0    2    1    1    0    0            
t-comp:     1    0    1    0    0    1    0    0    1    1    0    0            
Total number of traces used =  19  
number of runs = 9
starttime = Thu Dec 20 01:25:49 MST 2007
endtime = Thu Dec 20 01:52:19 MST 2007
inversion time = Thu Dec 20 01:52:06 MST 2007 - Thu Dec 20 01:52:18 MST 2007
Solution produced by inversion of channels with var red > 2%



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