USGS Energy and Broadband Solution

PHILIPPINE ISLANDS REGION
12/08/31 12:47:34 UTC
Epicenter: 10.84N 126.70E

  Me   7.9                                                             
Broadband Source Parameters:
 BROADBAND DEPTH:        28.0 km
 BROADBAND FAULT PLANE SOLUTION: 
 NP1:Strike=195 Dip=65 Slip= 145
 NP2:       301     59        30
 Principal Axes:
  T              Plg=42  Azm=156
  P                   4      250
 RADIATED ENERGY                                                      
  No. of sta: 27  Focal mech.  F                                      
  Energy       1.8+0.3*10**16 Nm                                      
 COMMENT:  Complex earthquake, 
  with at least one large event
  occurring about 3 seconds
  after a small event observed 
  on broadband displacement 
  seismograms. Depth and focal 
  mechanism based on larger
  event. 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