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Earthquake Hazards Program

Magnitude 7.3 SOLOMON ISLANDS

2003 January 20 08:43:06 UTC

Preliminary Earthquake Report

USGS Fast Moment Tensor Solution

 03/01/20 08:43: 6.44
 SOLOMON ISLANDS                 
 Epicenter: -10.415  160.700
 MW 7.2

 USGS MOMENT TENSOR SOLUTION
 Depth  27         No. of sta: 54
 Moment Tensor;   Scale 10**19 Nm
   Mrr= 5.25       Mtt= 2.00
   Mff=-7.25       Mrt=-3.17
   Mrf=-2.60       Mtf= 0.90
  Principal axes:
   T  Val=  7.67  Plg=58  Azm=160
   N        0.11      30        5
   P       -7.78      11      268

 Best Double Couple:Mo=7.7*10**19
  NP1:Strike=327 Dip=43 Slip=  43
  NP2:       202     62       124
                                      
                                      
               #######                
          #############----           
        --------#####--------         
      -------------#-----------       
    --------------####-----------     
   -------------########----------    
   ------------##########---------    
  ------------#############--------   
     ---------##############-------   
   P --------###############-------   
     -------#################------   
  ----------#######   #######------   
   ---------####### T #######-----    
   --------########   #######-----    
    -------##################----     
      -----##################--       
        ---#################-         
          --###############           
               #######                
                                      

Moment Tensor Solution

Explanation of Parameters
Latest USGS Fast Moment Tensor Solutions
USGS E-mail Notification Services
Source Parameter Search

For more information, contact Stuart Sipkin sipkin@usgs.gov


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