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Earthquake Hazards Program

Harvard Moment Tensor Solution

Magnitude 7.5 NORTHERN PERU
Monday, September 26, 2005 at 01:55:37 UTC

Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver


September 26, 2005, NORTHERN PERU, MW=7.5

Natasha Maternovskaya

CENTROID, MOMENT TENSOR SOLUTION
HARVARD EVENT-FILE NAME C092605A
DATA USED: GSN
L.P. BODY WAVES: 73S,198C, T= 50
MANTLE WAVES:    72S,188C, T=150
CENTROID LOCATION:
ORIGIN TIME       01:55:44.0 0.1
LAT  5.65S 0.01;LON  76.15W 0.01
DEP 107.8 0.3;HALF-DURATION 13.6
MOMENT TENSOR; SCALE 10**27 D-CM
  MRR=-2.00 0.01; MTT=-0.10 0.01
  MPP= 2.10 0.01; MRT=-0.03 0.01
  MRP= 0.44 0.01; MTP=-0.49 0.00
 PRINCIPAL AXES:
 1.(T) VAL=  2.25;PLG= 6;AZM=258
 2.(N)      -0.20;     2;    348
 3.(P)      -2.05;    84;     96
BEST DOUBLE COUPLE:M0=2.1*10**27
 NP1:STRIKE=346;DIP=39;SLIP= -93
 NP2:STRIKE=170;DIP=51;SLIP= -88

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    ######------- P --------######
  T ######-------   --------######
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