[rCMT] Mw=5.7 NORTH OF MACQUARIE ISLAND

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Mon Nov 5 23:42:20 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007jha9 NORTH OF MACQUARIE ISLAND                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  BFO CASY CCM COR CTAO ESK GNI HKT INCN KEV KIP KIV KONO LVC MAJO NNA OTAV PET PMG PMSA TIXI TSUM TU
Origin time: 2007  308   1  31  14
Original location (lat,lon,depth) :     -52.0000    160.300  10   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.008833 Mtt :      0.033504
Mff :     -0.042337 Mrt :     -0.002618
Mrf :      0.003030 Mtf :      0.016282
T-axis:  moment=     0.037   plunge=     3.991  azimuth=   168.551    
N-axis:  moment=     0.009   plunge=    84.583  azimuth=   305.924    
P-axis:  moment=    -0.046   plunge=     3.657  azimuth=    78.295    
best double couple: Mo=    0.041(x1.e26 dyncm)  Mw=5.7  tau=  1.9     
nodal planes (strike/dip/slip):  213.41/ 84.59/179.76     303.43/ 89.76/  5.41  
Centroid location :  -50.906   160.261    45.396
Centroid time :     19.497
Variance reduction (%) :  19
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    1    1    3    2    0    7    1    3    1    1    0            
r-comp:     1    0    0    1    0    0    2    3    0    1    0    0            
t-comp:     0    1    0    0    1    0    1    1    2    1    1    0            
Total number of traces used =  36  
number of runs = 1
starttime = Mon Nov 5 16:38:32 MST 2007
endtime = Mon Nov 5 16:42:18 MST 2007
inversion time = Mon Nov 5 16:41:58 MST 2007 - Mon Nov 5 16:42:17 MST 2007
Solution produced by inversion of channels with var red > 2%



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