USGS Energy and Broadband Solution

FOX ISLANDS, ALEUTIAN ISLANDS
11/09/02 10:55:54 UTC
Epicenter: 52.18N 171.68W

  Me   7.0
Broadband Source Parameters:
 BROADBAND DEPTH:        32.0 km
 RADIATED ENERGY
  No. of sta: 14  Focal mech.  F
  Energy       7.0+1.7*10**14 Nm
 COMMENT:  Complex earthquake
  observed on broadband
  displacement seismograms.  A
  small event is followed by at
  least one larger event about
  2 seconds later.  Depth from
  synthetics of broadband
  displacement seismograms
  based on first event.

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