[rCMT] Mw=6.8 SOUTH ISLAND OF NEW ZEALAND

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Mon Oct 15 13:30:11 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007imal SOUTH ISLAND OF NEW ZEALA                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  CASY CTAO INCN KIP MAJO PMG PMSA SUR                                                               
Origin time: 2007  288  12  29  37
Original location (lat,lon,depth) :     -44.7000    167.500  25   
Moment tensor (x1.e26 dyncm) :
Mrr :      1.417256 Mtt :     -0.174667
Mff :     -1.242589 Mrt :     -0.613316
Mrf :     -1.004845 Mtf :     -0.785982
T-axis:  moment=     1.818   plunge=    71.168  azimuth=   125.574    
N-axis:  moment=     0.239   plunge=     2.155  azimuth=    29.240    
P-axis:  moment=    -2.057   plunge=    18.699  azimuth=   298.510    
best double couple: Mo=    1.937(x1.e26 dyncm)  Mw=6.8  tau=  6.9     
nodal planes (strike/dip/slip):   24.89/ 26.37/ 85.14     210.30/ 63.73/ 92.40  
Centroid location :  -44.079   167.524    28.695
Centroid time :     16.759
Variance reduction (%) :  66
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     1    0    0    0    0    0    1    3    0    0    1    1            
r-comp:     0    0    0    0    1    0    1    3    0    0    0    0            
t-comp:     1    0    0    0    1    0    1    3    0    0    0    0            
Total number of traces used =  18  
number of runs = 15
starttime = Mon Oct 15 06:52:17 MDT 2007
endtime = Mon Oct 15 07:30:08 MDT 2007
inversion time = Mon Oct 15 07:29:59 MDT 2007 - Mon Oct 15 07:30:08 MDT 2007
Solution produced by inversion of channels with var red > 2%



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