[rCMT] Mw=7.1 MACQUARIE ISLAND REGION
USGS research CMT
researchcmt at geohazards.usgs.gov
Fri Apr 11 18:33:41 MST 2008
AUTOMATIC solution, not reviewed by a seismologist
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General region : 2008qtae MACQUARIE ISLAND REGION
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : CASY CTAO DGAR KIP LVC MAJO PMSA RPN SUR
Origin time: 2008 103 0 30 13
Original location (lat,lon,depth) : -55.6000 158.300 10
Moment tensor (x1.e26 dyncm) :
Mrr : 4.687246 Mtt : -0.109538
Mff : -4.577708 Mrt : 2.041233
Mrf : 3.152234 Mtf : -0.140315
T-axis: moment= 6.237 plunge= 66.896 azimuth= 317.650
N-axis: moment= -0.585 plunge= 13.622 azimuth= 193.035
P-axis: moment= -5.652 plunge= 18.292 azimuth= 98.441
best double couple: Mo= 5.944(x1.e26 dyncm) Mw=7.1 tau= 10.0
nodal planes (strike/dip/slip): 19.63/ 64.63/105.11 167.42/ 29.27/ 61.20
Centroid location : -55.227 158.309 22.288
Centroid time : 16.837
Variance reduction (%) : 71
***********
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*---oo------------------o *
* --oo------------------oo *
**---o-------------------o **
* ---o--------T----------o *
** ---o------------------oo **
** --o------------+-----o **
** --o-----------------oo P **
* --oo---------------oo *
** --o--------------oo **
* -oo-------------o *
* -oo----------oo *
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 1 1 1 0 1 0 2 0 0 1 2 0
r-comp: 1 0 1 0 1 0 1 0 0 1 0 0
t-comp: 1 0 1 0 1 0 1 0 0 0 0 0
Total number of traces used = 18
number of runs = 13
starttime = Fri Apr 11 19:02:15 MDT 2008
endtime = Fri Apr 11 19:33:40 MDT 2008
inversion time = Fri Apr 11 19:33:37 MDT 2008 - Fri Apr 11 19:33:40 MDT 2008
Solution produced by inversion of channels with var red > 2%
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