Harvard Moment Tensor Solution
Magnitude 6.6 KYUSHU, JAPAN
Sunday, March 20, 2005 at 01:53:42 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
March 20, 2005, KYUSHU, JAPAN, MW=6.6
Meredith Nettles
CENTROID, MOMENT TENSOR SOLUTION
HARVARD EVENT-FILE NAME C032005A
DATA USED: GSN
L.P. BODY WAVES: 71S,180C, T= 50
MANTLE WAVES: 64S,135C, T=125
CENTROID LOCATION:
ORIGIN TIME 01:53:48.0 0.1
LAT 33.71N 0.01;LON 130.04E 0.01
DEP 12.0 FIX;HALF-DURATION 4.6
MOMENT TENSOR; SCALE 10**26 D-CM
MRR=-0.04 0.00; MTT= 0.77 0.01
MPP=-0.74 0.01; MRT= 0.12 0.02
MRP=-0.05 0.02; MTP= 0.38 0.00
PRINCIPAL AXES:
1.(T) VAL= 0.88;PLG= 6;AZM=347
2.(N) -0.04; 82; 127
3.(P) -0.84; 5; 256
BEST DOUBLE COUPLE:M0=8.6*10**25
NP1:STRIKE= 32;DIP=82;SLIP= 179
NP2:STRIKE=122;DIP=89;SLIP= 8
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