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WEST OF MACQUARIE ISLAND

07/01/30 04:54:48 UTC
Epicenter 54.96S 146.41E

  Me   7.3                                                             
Broadband Source Parameters:
 BROADBAND DEPTH:        11.0 km
 BROADBAND FAULT PLANE SOLUTION: 
 NP1:Strike=165 Dip=80 Slip=   3
 NP2:        74     87       170
 Principal Axes:
  T              Plg= 9  Azm= 29
  P                   5      120
 RADIATED ENERGY                                                      
  No. of sta:  6  Focal mech.  F                                      
  Energy       1.7+0.6*10**15 Nm                                      
 COMMENT:  Depth from synthetics
  of broadband displacement     
  seismograms.                  

Explanation of Parameters
Latest USGS Energy Solutions
Source Parameter Search

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

Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver