Historic Earthquakes: Energy and Broadband Solution

Magnitude 7.0 NEAR THE EAST COAST OF HONSHU, JAPAN
2003 May 26 09:24:32 UTC

BROADBAND SOURCE PARAMETERS
 Energy Magnitude:
  Me                         7.0
 Radiated Energy:
  Es               6.1*10**14 Nm
  No. of sta: 14  Focal mech.  M
 Broadband Depth:        68.0 km
 COMMENT:  Complex earthquake observed on broadband displacement seismograms.
  A small event is followed by a larger one about 3 seconds later. Depth from 
  synthetics of broadband displacement seismograms based on larger event.