[rCMT] Mw=6.4 OFF COAST OF JALISCO, MEXICO
USGS research CMT
researchcmt at geohazards.usgs.gov
Wed Sep 24 03:05:44 GMT 2008
AUTOMATIC solution, not reviewed by a seismologist
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General region : 2008xiai OFF COAST OF JALISCO, MEX
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : COR FFC NNA OTAV RPN SDV SJG WCI
Origin time: 2008 268 2 33 11
Original location (lat,lon,depth) : 17.8000 -105.500 42
Moment tensor (x1.e26 dyncm) :
Mrr : 0.079180 Mtt : -0.511460
Mff : 0.432280 Mrt : 0.197627
Mrf : -0.022751 Mtf : -0.019956
T-axis: moment= 0.435 plunge= 4.887 azimuth= 87.769
N-axis: moment= 0.137 plunge= 72.399 azimuth= 342.132
P-axis: moment= -0.572 plunge= 16.866 azimuth= 179.255
best double couple: Mo= 0.503(x1.e26 dyncm) Mw=6.4 tau= 4.4
nodal planes (strike/dip/slip): 222.33/ 74.61/ -8.64 314.64/ 81.67/-164.44
Centroid location : 17.633 -105.252 25.308
Centroid time : 8.489
Variance reduction (%) : 54
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 0 1 1 1 0 1 1 0 0 0 0 1
r-comp: 0 2 1 1 0 1 1 0 0 0 0 0
t-comp: 0 2 1 1 1 1 1 0 0 0 0 1
Total number of traces used = 20
number of runs = 3
starttime = Tue Sep 23 20:59:22 MDT 2008
endtime = Tue Sep 23 21:05:41 MDT 2008
inversion time = Tue Sep 23 21:05:36 MDT 2008 - Tue Sep 23 21:05:41 MDT 2008
Solution produced by inversion of channels with var red > 2%
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