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Earthquake Hazards Program

USGS Centroid Moment Tensor Solution

 08/05/15 14:23:33.00
 SOUTH SANDWICH ISLANDS REGION   
 Epicenter: -57.777  -25.664
 MW 5.9

 USGS CENTROID MOMENT TENSOR
 08/05/15 14:23:41.20
 Centroid:  -58.024  -25.815
 Depth  58         No. of sta:127
 Moment Tensor;   Scale 10**17 Nm
   Mrr=-2.80       Mtt= 6.85
   Mpp=-4.05       Mrt=-3.06
   Mrp= 2.59       Mtp= 4.11
  Principal axes:
   T  Val=  8.63  Plg=11  Azm=164
   N       -0.76      52      268
   P       -7.87      35       66

 Best Double Couple:Mo=8.3*10**17
  NP1:Strike=211 Dip=57 Slip=-160
  NP2:       111     74       -34
                                      
               #######                
          #################           
        ###############------         
      ##############-----------       
    ##############---------------     
   #############------------------    
   ############-----------   -----    
  ---########------------- P ------   
  ------####--------------   ------   
  ---------------------------------   
  ---------####--------------------   
  --------##########---------------   
   -------##################------    
   ------#########################    
    -----########################     
      ---######################       
        -############   #####         
          ########### T ###           
               ######                 
                                      

Moment Tensor Solution

 


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