[rCMT] Mw=6.2 SOUTH ISLAND OF NEW ZEALAND

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Mon Oct 15 22:28:00 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007imbs SOUTH ISLAND OF NEW ZEALA                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  CTAO INCN MAJO PMG PMSA RPN                                                                        
Origin time: 2007  288  21  28  27
Original location (lat,lon,depth) :     -44.8000    167.600  39   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.116138 Mtt :      0.005325
Mff :     -0.121463 Mrt :      0.104519
Mrf :     -0.226522 Mtf :     -0.053946
T-axis:  moment=     0.300   plunge=    52.902  azimuth=    52.137    
N-axis:  moment=    -0.041   plunge=    17.412  azimuth=   166.637    
P-axis:  moment=    -0.259   plunge=    31.582  azimuth=   267.753    
best double couple: Mo=    0.279(x1.e26 dyncm)  Mw=6.2  tau=  3.6     
nodal planes (strike/dip/slip):   41.93/ 20.88/147.09     163.09/ 78.83/ 72.24  
Centroid location :  -44.274   167.494    31.514
Centroid time :     17.215
Variance reduction (%) :  30
 
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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    3    0    0    0    0            
r-comp:     0    0    0    0    0    0    1    2    0    0    0    0            
t-comp:     1    0    0    0    0    0    1    2    0    0    0    0            
Total number of traces used =  13  
number of runs = 15
starttime = Mon Oct 15 15:49:21 MDT 2007
endtime = Mon Oct 15 16:27:57 MDT 2007
inversion time = Mon Oct 15 16:27:50 MDT 2007 - Mon Oct 15 16:27:57 MDT 2007
Solution produced by inversion of channels with var red > 2%



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