USGS Energy and Broadband Solution

SANTA CRUZ ISLANDS REGION
13/02/07 08:03:41 UTC
Epicenter: 11.02S 164.75E

 Energy Magnitude         Me 5.4                                       
Broadband Source Parameters:
 BROADBAND DEPTH:        11.0 km
 BROADBAND FAULT PLANE SOLUTION: 
 NP1:Strike=160 Dip=60 Slip= -90
 NP2:       340     30       -90
 Principal Axes:
  T              Plg=15  Azm=250
  P                  75       70
 RADIATED ENERGY:                                                     
  No. of sta:  5  Focal mech.  F                                      
  Energy       2.9+0.6*10**12 Nm                                      
 COMMENT:  Depth from synthetics
  of broadband displacement     
  seismograms.                  
  Apparent Stress       0.11 MPa

Explanation of Parameters
Latest USGS Energy Solutions
Source Parameter Search

For more information, contact George Choy, choy@usgs.gov