Harvard Moment Tensor Solution
Magnitude 5.6 WESTERN MONTANA
Tuesday, July 26, 2005 at 04:08:37 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
July 26, 2005, WESTERN MONTANA, MW=5.6
Natasha Maternovskaya
CENTROID, MOMENT TENSOR SOLUTION
HARVARD EVENT-FILE NAME C072605A
DATA USED: GSN
L.P. BODY WAVES: 50S, 98C, T= 40
SURFACE WAVES: 69S,155C, T= 50
CENTROID LOCATION:
ORIGIN TIME 04:08:39.4 0.1
LAT 45.34N 0.01;LON 112.50W 0.01
DEP 13.3 0.5;HALF-DURATION 1.5
MOMENT TENSOR; SCALE 10**24 D-CM
MRR=-1.95 0.04; MTT=-0.04 0.03
MPP= 1.99 0.04; MRT=-1.13 0.09
MRP= 0.13 0.08; MTP=-1.46 0.03
PRINCIPAL AXES:
1.(T) VAL= 2.84;PLG= 8;AZM=240
2.(N) -0.31; 28; 146
3.(P) -2.54; 61; 345
BEST DOUBLE COUPLE:M0=2.7*10**24
NP1:STRIKE=359;DIP=44;SLIP= -48
NP2:STRIKE=127;DIP=59;SLIP=-123
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