[rCMT] Mw=6.8 NEAR WEST COAST OF COLOMBIA
USGS research CMT
researchcmt at geohazards.cr.usgs.gov
Mon Sep 10 02:36:58 GMT 2007
AUTOMATIC solution, not reviewed by a seismologist
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General region : 2007hcah NEAR WEST COAST OF COLOMB
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : COR FFC HKT LVC PMSA SFJD WCI
Origin time: 2007 253 1 49 10
Original location (lat,lon,depth) : 2.90000 -78.1000 9
Moment tensor (x1.e26 dyncm) :
Mrr : -0.838266 Mtt : 0.845867
Mff : -0.007601 Mrt : 0.697551
Mrf : 1.314567 Mtf : 0.626319
T-axis: moment= 1.825 plunge= 27.275 azimuth= 320.641
N-axis: moment= -0.007 plunge= 20.120 azimuth= 219.753
P-axis: moment= -1.817 plunge= 55.040 azimuth= 98.153
best double couple: Mo= 1.821(x1.e26 dyncm) Mw=6.8 tau= 6.8
nodal planes (strike/dip/slip): 90.33/ 25.37/-36.60 214.20/ 75.20/-110.84
Centroid location : 3.250 -77.632 20.641
Centroid time : 3.764
Variance reduction (%) : 65
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 2 0 0 0 0 1 2 2 0 0 0 0
r-comp: 2 0 0 0 0 0 2 2 0 0 0 0
t-comp: 2 0 0 0 0 0 2 0 0 0 0 0
Total number of traces used = 17
number of runs = 16
starttime = Sun Sep 9 19:58:55 MDT 2007
endtime = Sun Sep 9 20:36:56 MDT 2007
inversion time = Sun Sep 9 20:36:50 MDT 2007 - Sun Sep 9 20:36:55 MDT 2007
Solution produced by inversion of channels with var red > 2%
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