[rCMT] Mw=6.1 NORTHWEST OF RYUKYU ISLANDS
USGS research CMT
researchcmt at geohazards.cr.usgs.gov
Tue Aug 7 00:36:57 GMT 2007
AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region : 2007ftac NORTHWEST OF RYUKYU ISLAN
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : KURK PET PMG TIXI TLY YAK YSS
Origin time: 2007 219 0 2 26
Original location (lat,lon,depth) : 27.4000 126.700 40
Moment tensor (x1.e26 dyncm) :
Mrr : 0.025767 Mtt : 0.011149
Mff : -0.036916 Mrt : 0.093206
Mrf : 0.127695 Mtf : 0.130531
T-axis: moment= 0.235 plunge= 36.728 azimuth= 315.884
N-axis: moment= -0.074 plunge= 46.266 azimuth= 174.635
P-axis: moment= -0.160 plunge= 20.292 azimuth= 61.899
best double couple: Mo= 0.197(x1.e26 dyncm) Mw=6.1 tau= 3.2
nodal planes (strike/dip/slip): 5.51/ 79.77/137.24 104.84/ 48.08/ 13.81
Centroid location : 27.677 126.261 42.332
Centroid time : 2.222
Variance reduction (%) : 26
***********
****-------o-- ****
***-----------o-- ***
**---------------o- **
**----------------o- **
*-------T----------o- *
*-------------------o- P *
**-------------------o **
*o-------------------o *
**oo-----------------oo **
**-oo--------------+-o **
**--oo------------- o **
*----oo--------- o *
** ooo-- o o**
* ooooo oo oooo*
* oooooooooooooooooo *
** oo **
** o **
*** oo ***
**** o ****
***********
0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 0 1 0 0 1 2 0 1 0 0 0 0
r-comp: 0 1 0 0 1 1 0 1 0 0 0 0
t-comp: 0 1 0 0 1 1 1 1 0 0 0 0
Total number of traces used = 14
number of runs = 9
starttime = Mon Aug 6 18:16:11 MDT 2007
endtime = Mon Aug 6 18:36:55 MDT 2007
inversion time = Mon Aug 6 18:36:50 MDT 2007 - Mon Aug 6 18:36:55 MDT 2007
Solution produced by inversion of channels with var red > 2%
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