USGS Energy and Broadband Solution

SANTA CRUZ ISLANDS
13/02/09 21:02:22 UTC
Epicenter: 10.96S 165.79E

 Energy Magnitude         Me 6.7                                       
Broadband Source Parameters:
 BROADBAND DEPTH:        18.0 km
 BROADBAND FAULT PLANE SOLUTION: 
 NP1:Strike=260 Dip=80 Slip=-175
 NP2:       169     85       -10
 Principal Axes:
  T              Plg= 4  Azm=215
  P                  11      124
 RADIATED ENERGY:                                                     
  No. of sta: 17  Focal mech.  F                                      
  Energy       2.4+0.5*10**14 Nm                                      
 COMMENT:  Depth from synthetics
  of broadband displacement     
  seismograms.                  
  Apparent Stress       0.72 MPa

Explanation of Parameters
Latest USGS Energy Solutions
Source Parameter Search

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