[rCMT] Mw=6.4 WEST CHILE RISE
USGS research CMT
researchcmt at geohazards.cr.usgs.gov
Thu Nov 29 04:13:10 GMT 2007
AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region : 2007khah WEST CHILE RISE
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : LVC NNA OTAV PMSA SDV SJG TUC
Origin time: 2007 333 3 26 22
Original location (lat,lon,depth) : -37.0000 -97.6000 10
Moment tensor (x1.e26 dyncm) :
Mrr : -0.109825 Mtt : -0.071777
Mff : 0.181602 Mrt : -0.134826
Mrf : -0.276908 Mtf : -0.399713
T-axis: moment= 0.513 plunge= 14.917 azimuth= 58.538
N-axis: moment= 0.031 plunge= 52.718 azimuth= 169.021
P-axis: moment= -0.544 plunge= 33.252 azimuth= 318.479
best double couple: Mo= 0.528(x1.e26 dyncm) Mw=6.4 tau= 4.5
nodal planes (strike/dip/slip): 5.05/ 78.13/-35.60 103.43/ 55.27/-165.51
Centroid location : -36.128 -97.817 22.867
Centroid time : 23.451
Variance reduction (%) : 46
***********
**** o --****
*** oo------***
** o---------**
** o----------**
* P o------------*
* o----------T--*
** o-------------**
*o o--------------*
**oo o--------------**
** ooo + o--------------**
**- ooo oo--------------**
*---- ooo o---------------*
**-------oooo -o------------oo**
*-----------ooooooooo----oooooooo-*
*----------------ooooooo------ *
**--------------o--- **
**------------oo- **
***---------o- ***
****----o- ****
***********
0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 1 0 0 1 2 1 1 0 0 0 0 0
r-comp: 1 0 0 1 2 1 1 0 0 0 0 0
t-comp: 1 0 0 1 3 1 1 0 0 0 0 0
Total number of traces used = 19
number of runs = 7
starttime = Wed Nov 28 20:54:12 MST 2007
endtime = Wed Nov 28 21:13:06 MST 2007
inversion time = Wed Nov 28 21:12:55 MST 2007 - Wed Nov 28 21:13:06 MST 2007
Solution produced by inversion of channels with var red > 2%
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