Harvard Moment Tensor Solution
Magnitude 8.6 NORTHERN SUMATRA, INDONESIA
Monday, March 28, 2005 at 16:09:36 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
March 28, 2005, NORTHERN SUMATRA, INDONESIA, MW=8.6
Natasha Maternovskaya
CENTROID, MOMENT TENSOR SOLUTION
HARVARD EVENT-FILE NAME M032805A
DATA USED: GSN
MANTLE WAVES: 72S,194C, T=200
CENTROID LOCATION:
ORIGIN TIME 16:10:31.8 0.4
LAT 1.64N 0.04;LON 96.98E 0.04
DEP 24.9 1.1;HALF-DURATION 50.3
MOMENT TENSOR; SCALE 10**29 D-CM
MRR= 0.25 0.00; MTT=-0.10 0.00
MPP=-0.14 0.00; MRT= 0.83 0.05
MRP=-0.68 0.05; MTP= 0.14 0.00
PRINCIPAL AXES:
1.(T) VAL= 1.10;PLG=51;AZM= 37
2.(N) 0.01; 2; 130
3.(P) -1.11; 38; 222
BEST DOUBLE COUPLE:M0=1.1*10**29
NP1:STRIKE=329;DIP= 7;SLIP= 109
NP2:STRIKE=130;DIP=83;SLIP= 88
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