[rCMT] Mw=6.4 OFF COAST OF JALISCO, MEXICO

USGS research CMT researchcmt at geohazards.usgs.gov
Wed Sep 24 03:05:44 GMT 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008xiai OFF COAST OF JALISCO, MEX                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  COR FFC NNA OTAV RPN SDV SJG WCI                                                                   
Origin time: 2008  268   2  33  11
Original location (lat,lon,depth) :      17.8000   -105.500  42   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.079180 Mtt :     -0.511460
Mff :      0.432280 Mrt :      0.197627
Mrf :     -0.022751 Mtf :     -0.019956
T-axis:  moment=     0.435   plunge=     4.887  azimuth=    87.769    
N-axis:  moment=     0.137   plunge=    72.399  azimuth=   342.132    
P-axis:  moment=    -0.572   plunge=    16.866  azimuth=   179.255    
best double couple: Mo=    0.503(x1.e26 dyncm)  Mw=6.4  tau=  4.4     
nodal planes (strike/dip/slip):  222.33/ 74.61/ -8.64     314.64/ 81.67/-164.44 
Centroid location :   17.633  -105.252    25.308
Centroid time :      8.489
Variance reduction (%) :  54
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    1    1    1    0    1    1    0    0    0    0    1            
r-comp:     0    2    1    1    0    1    1    0    0    0    0    0            
t-comp:     0    2    1    1    1    1    1    0    0    0    0    1            
Total number of traces used =  20  
number of runs = 3
starttime = Tue Sep 23 20:59:22 MDT 2008
endtime = Tue Sep 23 21:05:41 MDT 2008
inversion time = Tue Sep 23 21:05:36 MDT 2008 - Tue Sep 23 21:05:41 MDT 2008
Solution produced by inversion of channels with var red > 2%


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