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Full tensors solutions

Errors-To: researchcmt-bounces@geohazards.usgs.gov

USGS research CMT: maintained and developed by Jascha Polet at Cal Poly Pomona.
This is a research system and solutions are *not* official USGS earthquake magnitudes.
AUTOMATIC solution, not reviewed by a seismologist, new beta version 2/13/12
More details on this rCMT at http://neic.cr.usgs.gov/beta/rcmt/events/121103125812.B000DJVS
usr/passwd : rcmt/rcmt
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General region :  B000DJVS CENTRAL MID-ATLANTIC RIDG                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  BFO CCM COR ESK FFC GNI HKT HOPE HRV JTS KBS KEV KIV KONO LSZ LVC OTAV PMSA RPN                    
Origin time: 2012  308  12  58  12
Origin time reformatted: 2012-11-03 12:58:12
Original location (lat,lon,depth) :   7.1   -34.1   9             
Moment tensor (x1.e26 dyncm) :
Mrr :     -0.003868 Mtt :     -0.000973
Mff :      0.004840 Mrt :      0.005453
Mrf :     -0.034826 Mtf :     -0.038527
T-axis:  moment=     0.056   plunge=    27.584  azimuth=    53.530    
N-axis:  moment=    -0.008   plunge=    47.621  azimuth=   178.459    
P-axis:  moment=    -0.048   plunge=    29.327  azimuth=   306.462    
best double couple: Mo=    0.052(x1.e26 dyncm)  Mw=5.7  tau=  2.1     
nodal planes (strike/dip/slip):  359.65/ 88.92/-42.37      90.64/ 47.64/-178.53 
Centroid location :    7.243   -34.069    15.577
Centroid time :     -6.228
Variance reduction (%) :  43.0

                   ***********              
               ****     ------****          
            ***         o---------***       
          **            -------------**     
         **             o-------------**    
        *               ----------------*   
       *     P          o----------T-----*  
      **                o----------------** 
      *                 o-----------------* 
     **                 o-----------------**
     **                 +-----------------**
     **oo               o ---------------o**
      * oo              o -------------ooo* 
      **  ooo           o   --------oooo-** 
       *--  oooooo      o     --ooooo--  *  
        *-----   oooooooooooooooo       *   
         **------       o             **    
          **--------                 **     
            ***------   o         ***       
               ****---        ****          
                   ***********              

          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    1    2    0    3    4    1    9    3    2    0    2            
r-comp:     0    0    0    0    1    1    0    1    0    0    1    0            
t-comp:     0    0    0    0    1    3    0    1    1    1    0    0            
Total number of traces used =  38  
number of runs = 1
starttime = Sat Nov 3 07:55:44 MDT 2012
Solution produced by inversion of channels with var red > 2%
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To: eqinfo-mt@gfz-potsdam.de
X-Original-Message-ID: <509556ec.xYAnG3qLL4cZnzPk%eqinfo@gfz-potsdam.de>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Message-ID: 
Subject: MT solution GFZ event gfz2012vpxd

GFZ Event gfz2012vpxd
12/11/03 12:58:11.83
Central Mid Atlantic Ridge
Epicenter: 7.04 -34.04
MW 5.7

GFZ MOMENT TENSOR SOLUTION
Depth  15        No. of sta: 123
Moment Tensor;   Scale 10**17 Nm
  Mrr=-0.62       Mtt= 0.60
  Mpp= 0.01       Mrt= 1.45
  Mrp= 0.63       Mtp= 0.60
Principal axes:
  T  Val=  4.06  Plg= 8  Azm= 41
  N       -0.08      65      293
  P       -3.98      24      135

Best Double Couple:Mo=4.0*10**17
 NP1:Strike=176 Dip=67 Slip= -10
 NP2:       270     80      -156

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To: cmtcustomers@ldeo.columbia.edu
Subject: quick CMT: 2012/11/03, 12:58:12.3, CENTRAL MID-ATLANTIC RIDGE, MW=5.7
X-Scanned-By: MIMEDefang 2.49 on 129.236.10.30


Here is the solution for the recent event.

November 3, 2012, CENTRAL MID-ATLANTIC RIDGE, MW=5.7

Meredith Nettles
Goran Ekstrom

CENTROID-MOMENT-TENSOR  SOLUTION
GCMT EVENT:     C201211031258A  
DATA: II IU CU MN G  IC GE LD DK
L.P.BODY WAVES:108S, 195C, T= 40
MANTLE WAVES:   82S,  97C, T=125
SURFACE WAVES: 136S, 278C, T= 50
TIMESTAMP:      Q-20121103174859
CENTROID LOCATION:
ORIGIN TIME:      12:58:15.6 0.1
LAT: 7.28N 0.01;LON: 34.06W 0.01
DEP: 15.0  0.6;TRIANG HDUR:  1.7
MOMENT TENSOR: SCALE 10**24 D-CM
RR=-0.313 0.038; TT= 0.187 0.041
PP= 0.126 0.044; RT=-0.297 0.121
RP= 0.199 0.130; TP=-4.200 0.038
PRINCIPAL AXES:
1.(T) VAL=  4.383;PLG= 4;AZM=225
2.(N)      -0.338;    86;     59
3.(P)      -4.045;     1;    315
BEST DBLE.COUPLE:M0= 4.21*10**24
NP1: STRIKE=360;DIP=86;SLIP=   2
NP2: STRIKE=270;DIP=88;SLIP= 176

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To: alert@emsc-csem.org, m.d.zirbes@gmail.com, zirbes@usgs.gov
Subject: USGS Body-Wave Moment Tensor Solution

12/11/03 12:58:12.47

Epicenter:   7.086  -34.098
MW 5.6

USGS MOMENT TENSOR SOLUTION
Depth  12         No. of sta: 49
Moment Tensor;   Scale 10**17 Nm
  Mrr= 0.25       Mtt=-0.61
  Mpp= 0.35       Mrt=-0.66
  Mrp=-0.50       Mtp=-2.80
 Principal axes:
  T  Val=  2.71  Plg= 1  Azm=230
  N        0.45      76      135
  P       -3.16      14      320

Best Double Couple:Mo=3.0*10**17
 NP1:Strike= 96 Dip=81 Slip=-170
 NP2:         4     80        -9


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