Harvard Moment Tensor Solution
Magnitude 6.9 NIAS REGION, INDONESIA
Thursday, May 19, 2005 at 01:54:52 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
May 19, 2005, SIMEULUE, INDONESIA, MW=6.9
Natasha Maternovskaya
CENTROID, MOMENT TENSOR SOLUTION
HARVARD EVENT-FILE NAME C051905A
DATA USED: GSN
L.P. BODY WAVES: 67S,166C, T= 50
MANTLE WAVES: 71S,156C, T=125
CENTROID LOCATION:
ORIGIN TIME 01:55: 3.2 0.1
LAT 2.00N 0.01;LON 96.74E 0.01
DEP 12.0 FIX;HALF-DURATION 4.6
MOMENT TENSOR; SCALE 10**26 D-CM
MRR= 0.57 0.00; MTT=-0.39 0.00
MPP=-0.18 0.01; MRT= 1.76 0.02
MRP=-1.61 0.02; MTP= 0.29 0.00
PRINCIPAL AXES:
1.(T) VAL= 2.45;PLG=52;AZM= 44
2.(N) 0.01; 2; 312
3.(P) -2.46; 38; 221
BEST DOUBLE COUPLE:M0=2.5*10**26
NP1:STRIKE=297;DIP= 7;SLIP= 75
NP2:STRIKE=132;DIP=83;SLIP= 92
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