[rCMT] Mw=5.7 COLOMBIA
USGS research CMT
researchcmt at geohazards.usgs.gov
Sat Sep 13 10:18:05 GMT 2008
AUTOMATIC solution, not reviewed by a seismologist
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General region : 2008wxay COLOMBIA
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : CCM COR FFC RPN SFJD TUC WCI
Origin time: 2008 257 9 32 0
Original location (lat,lon,depth) : 4.80000 -75.4000 118
Moment tensor (x1.e26 dyncm) :
Mrr : -0.025453 Mtt : 0.039611
Mff : -0.014157 Mrt : -0.018877
Mrf : -0.000485 Mtf : -0.015299
T-axis: moment= 0.048 plunge= 13.908 azimuth= 193.689
N-axis: moment= -0.016 plunge= 19.780 azimuth= 98.579
P-axis: moment= -0.032 plunge= 65.475 azimuth= 316.559
best double couple: Mo= 0.040(x1.e26 dyncm) Mw=5.7 tau= 1.9
nodal planes (strike/dip/slip): 87.44/ 61.75/-112.59 308.76/ 35.58/-54.44
Centroid location : 4.154 -74.513 181.342
Centroid time : -5.355
Variance reduction (%) : 26
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* oooo ---*
* oo *
** ooo **
* P oo *
** oo **
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**oo oooo**
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*----------------------- o *
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***-----T-------------***
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 0 0 0 0 0 1 2 2 0 0 0 0
r-comp: 0 0 0 0 0 0 1 1 0 0 1 0
t-comp: 0 0 0 0 0 1 2 1 0 0 1 0
Total number of traces used = 13
number of runs = 14
starttime = Sat Sep 13 03:44:42 MDT 2008
endtime = Sat Sep 13 04:18:02 MDT 2008
inversion time = Sat Sep 13 04:17:58 MDT 2008 - Sat Sep 13 04:18:02 MDT 2008
Solution produced by inversion of channels with var red > 2%
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