[rCMT] Mw=5.8 TONGA
USGS research CMT
researchcmt at geohazards.usgs.gov
Sun Oct 19 13:48:41 GMT 2008
AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region : 2008yibd TONGA
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : CASY COR CTAO KIP MAJO PET PMG PMSA RPN TAU
Origin time: 2008 293 12 55 5
Original location (lat,lon,depth) : -21.9000 -173.700 35
Moment tensor (x1.e26 dyncm) :
Mrr : -0.023753 Mtt : 0.008805
Mff : 0.014948 Mrt : -0.043824
Mrf : 0.044304 Mtf : 0.016503
T-axis: moment= 0.049 plunge= 40.176 azimuth= 234.186
N-axis: moment= 0.028 plunge= 5.273 azimuth= 139.717
P-axis: moment= -0.077 plunge= 49.334 azimuth= 43.549
best double couple: Mo= 0.063(x1.e26 dyncm) Mw=5.8 tau= 2.2
nodal planes (strike/dip/slip): 139.29/ 85.40/-95.29 8.40/ 7.01/-41.10
Centroid location : -20.708 -173.534 10.000
Centroid time : 13.630
Variance reduction (%) : 0
***********
**** o****
***-- o***
**oo--- oo**
**---o-- o**
*------oo oo*
*--------oo P oo*
**----------oo o**
*------------oo o*
**-------------ooo o**
**-------------- oo+ o**
**----------------ooo o**
*------------------ooo o*
**-------T-----------oo o**
*--------------------ooo- -oo*
*---------------------ooo-----oo*
**---------------------ooo--o**
**----------------------ooo**
***-----------------oo***
****---------oo****
***********
0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 1 0 1 0 1 1 1 1 1 1 1 1
r-comp: 0 0 1 0 0 1 0 1 0 1 1 0
t-comp: 0 0 1 0 0 1 0 1 0 1 1 0
Total number of traces used = 20
number of runs = 9
starttime = Sun Oct 19 07:26:38 MDT 2008
endtime = Sun Oct 19 07:48:30 MDT 2008
inversion time = Sun Oct 19 07:48:23 MDT 2008 - Sun Oct 19 07:48:29 MDT 2008
Solution produced by inversion of all available channels
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