[rCMT] Mw=6.3 SOUTH SANDWICH ISLANDS REGION
USGS research CMT
researchcmt at geohazards.cr.usgs.gov
Tue Jul 31 03:32:22 GMT 2007
AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region : 2007flae SOUTH SANDWICH ISLANDS RE
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : CASY LSZ LVC NNA OTAV SDV SUR TSUM
Origin time: 2007 212 2 42 37
Original location (lat,lon,depth) : -56.1000 -27.8000 10
Moment tensor (x1.e26 dyncm) :
Mrr : -0.011646 Mtt : 0.028636
Mff : -0.016990 Mrt : -0.097511
Mrf : 0.376920 Mtf : -0.002450
T-axis: moment= 0.377 plunge= 45.009 azimuth= 253.351
N-axis: moment= 0.025 plunge= 1.960 azimuth= 345.313
P-axis: moment= -0.402 plunge= 44.924 azimuth= 77.269
best double couple: Mo= 0.390(x1.e26 dyncm) Mw=6.3 tau= 4.0
nodal planes (strike/dip/slip): 254.06/ 1.96/178.75 345.31/ 89.96/ 87.56
Centroid location : -56.250 -29.961 11.061
Centroid time : 25.406
Variance reduction (%) : 5
***********
****o- o****
***o----- o***
**o--------- o**
**----------- **
*o------------ o*
*o-------------- *
**--------------- **
*---------------- *
**-----------------o P **
**-----------------+ **
**-----------------o **
*-------T---------- *
**------------------ **
*------------------ *
*------------------ *
**----------------- **
**---------------- **
***-------------- ***
****-----------****
***********
0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 1 0 0 3 0 0 0 2 0 0 0 0
r-comp: 1 0 0 2 0 0 0 3 1 0 0 0
t-comp: 1 0 0 2 0 0 0 3 1 0 0 0
Total number of traces used = 20
number of runs = 14
starttime = Mon Jul 30 21:02:54 MDT 2007
endtime = Mon Jul 30 21:32:18 MDT 2007
inversion time = Mon Jul 30 21:32:14 MDT 2007 - Mon Jul 30 21:32:17 MDT 2007
Solution produced by inversion of all available channels
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