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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/120929071115.C000CY2K
usr/passwd : rcmt/rcmt
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General region :  C000CY2K GUERRERO, MEXICO                                  
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used : CCM COR HRV NNA SDV SJG SSPA WCI WVT                                                                
Origin time: 2012  273   7  11  15
Origin time reformatted: 2012-09-29 07:11:15
Original location (lat,lon,depth) :  16.4   -98.4  22             
Moment tensor (x1.e26 dyncm) :
Mrr :      0.005401 Mtt :     -0.003397
Mff :     -0.002005 Mrt :     -0.009070
Mrf :     -0.005868 Mtf :      0.005051
T-axis:  moment=     0.015   plunge=    49.306  azimuth=   139.973    
N-axis:  moment=    -0.005   plunge=    29.189  azimuth=   270.486    
P-axis:  moment=    -0.009   plunge=    25.642  azimuth=    16.041    
best double couple: Mo=    0.012(x1.e26 dyncm)  Mw=5.3  tau=  1.3     
nodal planes (strike/dip/slip):  151.22/ 32.63/154.74     262.90/ 76.70/ 59.92  
Centroid location :   16.575   -98.113    10.000
Centroid time :      8.983
Variance reduction (%) :   3.4

                   ***********              
               ****           ****          
            ***o                  ***       
          **oo              P        **     
         **oo                         **    
        *  o                            *   
       *   o                             *  
      **  oo                             ** 
      *   o           oooooooooooooooooooo* 
     **   oo  ooooooooo------------------o**
     ** oooooo     -----+-----------------**
     **oo  oo     ------------------------**
      *     o    -------------------------* 
      **    oo  -------------------------** 
       *     oo --------------T----------*  
        *     ooo-----------------------*   
         **     ooo-------------------**    
          **     -ooo----------------**     
            ***   --ooooo---------***       
               ****------ooooo****          
                   ***********              

          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    0    1    2    3    0    1    0    0    0    0            
r-comp:     0    1    1    0    2    2    0    1    0    0    0    0            
t-comp:     0    1    1    0    2    2    0    1    0    0    0    0            
Total number of traces used =  21  
number of runs = 4
starttime = Sat Sep 29 01:27:59 MDT 2012
Solution produced by inversion of all available channels
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To: cmtcustomers@ldeo.columbia.edu
Subject: quick CMT: 2012/09/29, 07:11:13.1, NEAR COAST OF GUERRERO, MEXICO, MW=5.4
X-Scanned-By: MIMEDefang 2.49 on 129.236.10.30


Here is the solution for the recent event.

September 29, 2012, NEAR COAST OF GUERRERO, MEXICO, MW=5.4

Goran Ekstrom
Meredith Nettles

CENTROID-MOMENT-TENSOR  SOLUTION
GCMT EVENT:     C201209290711A  
DATA: II IU CU MN G  IC LD DK GE
L.P.BODY WAVES: 90S, 148C, T= 40
SURFACE WAVES: 119S, 225C, T= 50
TIMESTAMP:      Q-20120929114020
CENTROID LOCATION:
ORIGIN TIME:      07:11:15.8 0.2
LAT:16.19N 0.01;LON: 98.50W 0.01
DEP: 12.0  FIX;TRIANG HDUR:  1.2
MOMENT TENSOR: SCALE 10**24 D-CM
RR= 0.930 0.015; TT=-0.873 0.013
PP=-0.057 0.015; RT= 1.290 0.037
RP=-0.622 0.042; TP= 0.282 0.012
PRINCIPAL AXES:
1.(T) VAL=  1.708;PLG=61;AZM= 31
2.(N)       0.016;     4;    293
3.(P)      -1.724;    28;    201
BEST DBLE.COUPLE:M0= 1.72*10**24
NP1: STRIKE=280;DIP=17;SLIP=  76
NP2: STRIKE=114;DIP=73;SLIP=  94

            -----------           
        -------####--------       
      ---################----     
    --######################---   
   -##########################--  
  #################   #########-- 
  --############### T ##########- 
 -----#############   ###########-
 --------########################-
 -----------######################
 --------------###################
  ------------------############# 
  ------------------------####### 
   -----------------------------  
    --------   ----------------   
      ------ P --------------     
        ----   ------------       
            -----------           


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

12/09/29 07:11:13.16

Epicenter:  16.355  -98.388
MW 5.5

USGS MOMENT TENSOR SOLUTION
Depth   4         No. of sta: 29
Moment Tensor;   Scale 10**17 Nm
  Mrr= 1.03       Mtt=-0.87
  Mpp=-0.17       Mrt= 1.56
  Mrp=-0.51       Mtp= 0.45
 Principal axes:
  T  Val=  1.93  Plg=61  Azm= 13
  N        0.04       4      110
  P       -1.97      28      203

Best Double Couple:Mo=2.0*10**17
 NP1:Strike=304 Dip=17 Slip= 104
 NP2:       109     74        86


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