[rCMT] Mw=6.2 PACIFIC-ANTARCTIC RIDGE

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Fri Sep 14 15:15:30 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007hfd2 PACIFIC-ANTARCTIC RIDGE                           
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  ARU BFO CASY CCM CTAO ESK FFC INCN KIP KIV KONO KURK LSZ LVC MAJO OTAV PET PMG PMSA SDV SFJD SJG TA
Origin time: 2007  256  20   6  39
Original location (lat,lon,depth) :     -57.7000   -147.200  10   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.017940 Mtt :      0.064416
Mff :     -0.082356 Mrt :     -0.108484
Mrf :     -0.182814 Mtf :      0.059025
T-axis:  moment=     0.242   plunge=    41.907  azimuth=   139.807    
N-axis:  moment=    -0.019   plunge=    23.950  azimuth=    26.315    
P-axis:  moment=    -0.223   plunge=    38.593  azimuth=   275.553    
best double couple: Mo=    0.232(x1.e26 dyncm)  Mw=6.2  tau=  3.4     
nodal planes (strike/dip/slip):  207.11/ 88.21/113.96     301.13/ 24.02/  4.40  
Centroid location :  -57.841  -147.117    10.000
Centroid time :      8.633
Variance reduction (%) :   8
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     2    0    1    4    1    0    1    3    3    1    1    1            
r-comp:     1    0    1    3    0    0    0    3    3    1    0    0            
t-comp:     1    1    2    0    4    1    0    5    7    1    0    0            
Total number of traces used =  52  
number of runs = 1
starttime = Fri Sep 14 09:11:13 MDT 2007
endtime = Fri Sep 14 09:15:28 MDT 2007
inversion time = Fri Sep 14 09:14:58 MDT 2007 - Fri Sep 14 09:15:27 MDT 2007
Solution produced by inversion of channels with var red > 2%



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