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USGS Energy and Broadband Solution

OFF EAST COAST OF HONSHU, JAPAN

05/11/14 21:38:53 UTC
Epicenter 38.17N 144.85E

BROADBAND SOURCE PARAMETERS
 Energy Magnitude:
  Me                         6.9
 Radiated Energy:
  Es               4.5*10**14 Nm
  No. of sta: 16  Focal mech.  M                                      
 Broadband Depth:        11.0 km
 COMMENT: Complex earthquake observed on broadband displacement seismograms.  
          A small event is followed by a large event about 2 seconds later.  
          Depth from synthetics of broadband displacement seismograms based on large event.

Explanation of Parameters
Latest USGS Energy Solutions
Source Parameter Search

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