[rCMT] Mw=6.0 BABUYAN ISL REGION, PHILIPPINES

USGS research CMT researchcmt at geohazards.usgs.gov
Mon Mar 3 07:22:36 MST 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008pdbm BABUYAN ISL REGION, PHILI                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  AAK CTAO DGAR KURK MAJO PET ULN YAK YSS                                                            
Origin time: 2008   63  13  49  42
Original location (lat,lon,depth) :      19.9000    121.400  22   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.100415 Mtt :     -0.015311
Mff :     -0.085104 Mrt :     -0.038350
Mrf :     -0.045275 Mtf :     -0.021429
T-axis:  moment=     0.119   plunge=    72.224  azimuth=   142.513    
N-axis:  moment=    -0.013   plunge=     9.188  azimuth=    22.214    
P-axis:  moment=    -0.106   plunge=    15.083  azimuth=   289.716    
best double couple: Mo=    0.112(x1.e26 dyncm)  Mw=6.0  tau=  2.7     
nodal planes (strike/dip/slip):    6.59/ 30.98/ 71.93     207.42/ 60.70/100.55  
Centroid location :   19.986   121.548    31.124
Centroid time :      4.259
Variance reduction (%) :  32
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    1    0    0    2    1    0    1    0    1    0    0            
r-comp:     0    0    0    0    0    2    1    2    0    0    0    0            
t-comp:     0    1    0    0    2    1    1    2    0    0    0    0            
Total number of traces used =  18  
number of runs = 1
starttime = Mon Mar 3 07:19:27 MST 2008
endtime = Mon Mar 3 07:22:31 MST 2008
inversion time = Mon Mar 3 07:22:11 MST 2008 - Mon Mar 3 07:22:30 MST 2008
Solution produced by inversion of channels with var red > 2%


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