[rCMT] Mw=5.5 AZORES ISLANDS REGION

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Sat Sep 22 07:06:59 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007hpac AZORES ISLANDS REGION                             
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  BFO ESK KEV KONO LVZ SFJD SJG                                                                      
Origin time: 2007  265   6  35  27
Original location (lat,lon,depth) :      42.9000   -31.8000  10   
Moment tensor (x1.e26 dyncm) :
Mrr :     -0.007696 Mtt :      0.012170
Mff :     -0.004475 Mrt :     -0.016935
Mrf :     -0.012278 Mtf :     -0.006818
T-axis:  moment=     0.022   plunge=    29.981  azimuth=   179.422    
N-axis:  moment=     0.005   plunge=    27.621  azimuth=    71.853    
P-axis:  moment=    -0.026   plunge=    47.027  azimuth=   307.683    
best double couple: Mo=    0.024(x1.e26 dyncm)  Mw=5.5  tau=  1.6     
nodal planes (strike/dip/slip):   66.86/ 80.56/-118.03     319.74/ 29.46/-19.48 
Centroid location :   42.441   -31.095    49.115
Centroid time :     10.346
Variance reduction (%) :  14
 
                   ***********              
               ****         --****          
            ***ooooooooooooo  ----***       
          **               oooo------**     
         **                   ooo-----**    
        *                        oo-----*   
       *                         -ooo---o*  
      **        P                ---ooooo** 
      *                         ---ooo----* 
     **                        oooo---o---**
     **                 +  ooooo------oo--**
     **                ooooo-----------o--**
      *           oooooo---------------o--* 
      **    ooooooo--------------------o-** 
       *ooooo-------------------------oo-*  
        *-----------------------------o-*   
         **--------------------------o**    
          **------------T-----------o**     
            ***-------------------***       
               ****-----------****          
                   ***********              
 
          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    0    1    3    1    0    0    0    1    0    0            
r-comp:     0    0    0    1    1    0    1    0    0    0    0    0            
t-comp:     0    0    0    1    1    1    1    0    0    0    0    0            
Total number of traces used =  13  
number of runs = 5
starttime = Sat Sep 22 00:54:34 MDT 2007
endtime = Sat Sep 22 01:06:57 MDT 2007
inversion time = Sat Sep 22 01:06:52 MDT 2007 - Sat Sep 22 01:06:56 MDT 2007
Solution produced by inversion of channels with var red > 2%



More information about the researchCMT mailing list