USGS Energy and Broadband Solution

OFF EAST COAST OF HONSHU, JAPAN
12/10/01 22:21:45 UTC
Epicenter: 39.85N 143.05E

 Energy Magnitude         Me 6.1                                       
Broadband Source Parameters:
 BROADBAND DEPTH:        15.0 km
 BROADBAND FAULT PLANE SOLUTION: 
 NP1:Strike= 20 Dip=80 Slip=  90
 NP2:       200     10        90
 Principal Axes:
  T              Plg=55  Azm=290
  P                  35      110
 RADIATED ENERGY:                                                     
  No. of sta: 12  Focal mech.  F                                      
  Energy       3.5+1.0*10**13 Nm                                      
 COMMENT:  Depth from synthetics
  of broadband displacement     
  seismograms.                  
  Apparent Stress       0.65 MPa

Explanation of Parameters
Latest USGS Energy Solutions
Source Parameter Search

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