[rCMT] Mw=5.8 PACIFIC-ANTARCTIC RIDGE
USGS research CMT
researchcmt at geohazards.usgs.gov
Fri May 16 15:27:09 GMT 2008
AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region : 2008sacw PACIFIC-ANTARCTIC RIDGE
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : AAK BFO CCM COR CTAO ESK FFC GNI HKT INCN KEV KIP KIV KMBO KONO KURK LSZ LVC LVZ MAJO OTAV PET PMSA
Origin time: 2008 135 21 47 40
Original location (lat,lon,depth) : -56.7000 -142.400 10
Moment tensor (x1.e26 dyncm) :
Mrr : -0.004319 Mtt : 0.043139
Mff : -0.038820 Mrt : 0.019975
Mrf : -0.019847 Mtf : 0.023317
T-axis: moment= 0.053 plunge= 15.402 azimuth= 349.088
N-axis: moment= 0.003 plunge= 59.466 azimuth= 106.931
P-axis: moment= -0.057 plunge= 25.664 azimuth= 251.481
best double couple: Mo= 0.055(x1.e26 dyncm) Mw=5.8 tau= 2.1
nodal planes (strike/dip/slip): 32.48/ 60.39/-172.17 298.60/ 83.20/-29.84
Centroid location : -56.579 -142.343 26.349
Centroid time : 9.228
Variance reduction (%) : 21
***********
****-----------****
***------T------------***
**----------------------o--**
**-----------------------oo- **
*o------------------------o- *
* ooooo-------------------o- *
** oooo--------------oo- **
* ooooo----------o- *
** ooooo-----oo- **
** + oooo-oo-- **
** -oooo-- **
* P -oo-ooo- *
** oo-----ooo **
* ooo--------ooo-*
* ooo-------------*
** ooo-------------**
** oooo--------------**
***ooooo -------------***
****-----------****
***********
0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 2 1 1 5 3 4 1 2 4 2 0 1
r-comp: 0 1 1 4 1 2 1 0 2 2 0 1
t-comp: 1 0 1 2 2 2 0 2 4 1 0 2
Total number of traces used = 58
number of runs = 1
starttime = Fri May 16 09:25:48 MDT 2008
endtime = Fri May 16 09:27:09 MDT 2008
inversion time = Fri May 16 09:26:58 MDT 2008 - Fri May 16 09:27:08 MDT 2008
Solution produced by inversion of channels with var red > 2%
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