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Full tensors solutions

To: vallee@geoazur.unice.fr
From: scardec@geoazur.unice.fr
Subject:  [SCARDEC] Recent Mw=7.3 earthquake, located in OFFSHORE EL SALVADOR
Message-Id: <20120827051835.BCA9AE74409@alto.unice.fr>
Date: Mon, 27 Aug 2012 07:18:35 +0200 (CEST)

2012 08 27 04 37 24.0 12.279 -88.530 12.0 7.3 286 14 81 115 76 92
INDICATIF_SEISME 20120827_043724_OFFSHORE_EL_SALVADOR

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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/120827043720.C000C7YW
usr/passwd : rcmt/rcmt
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General region :  C000C7YW OFFSHORE EL SALVADOR                              
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  AAK ARU BFO CASY CCM COR CTAO DGAR ESK FFC GNI HOPE HRV KBS KEV KIP KIV KMBO KO                    
Origin time: 2012  240   4  37  20
Origin time reformatted: 2012-08-27 04:37:20
Original location (lat,lon,depth) :  12.3   -88.5 13              
Moment tensor (x1.e26 dyncm) :
Mrr :      5.455001 Mtt :     -4.367368
Mff :     -1.087633 Mrt :      7.199780
Mrf :     -4.194549 Mtf :      1.619251
T-axis:  moment=    10.086   plunge=    60.894  azimuth=    33.616    
N-axis:  moment=    -0.486   plunge=     3.120  azimuth=   297.998    
P-axis:  moment=    -9.600   plunge=    28.905  azimuth=   206.273    
best double couple: Mo=    9.843(x1.e26 dyncm)  Mw=7.3  tau= 11.9     
nodal planes (strike/dip/slip):  118.89/ 73.98/ 93.25     287.28/ 16.34/ 78.85  
Centroid location :   12.268   -88.481    10.000
Centroid time :     23.530
Variance reduction (%) :  74.7

                   ***********              
               ****--ooooo----****          
            ***ooooooo---ooooooo--***       
          **oooo---------------oooo--**     
         **oo----------------------ooo**    
        *o---------------------------oo-*   
       *ooo---------------------------oo-*  
      **  oo----------------T----------oo** 
      *    ooo--------------------------oo* 
     **       ooo------------------------o**
     **         ooo-----+-----------------**
     **           oooo--------------------**
      *               oooo----------------* 
      **                 ooooo-----------** 
       *                     ooooooo-----*  
        *                          ooooo*   
         **       P                   **    
          **                         **     
            ***                   ***       
               ****           ****          
                   ***********              

          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     2    1    2    3    5   11    3    4    1    2    2    1            
r-comp:     3    0    2    3    4   10    2    3    1    2    1    1            
t-comp:     3    0    2    2    4    9    2    3    1    2    1    1            
Total number of traces used =  99  
number of runs = 1
starttime = Mon Aug 27 00:19:02 MDT 2012
depth loop = Mon Aug 27 00:19:34 MDT 2012 - Mon Aug 27 00:21:00 MDT 2012
Solution produced by inversion of channels with var red > 2%
Initial magnitude 7.3  : depth search was triggered. Initial depth 20 km.
DInit  CMTDep  VarRed
-------------------
020     13.382 64.72
040     16.432 63.54
060     17.618 63.45
100     10.000 49.84
200     284.875 33.61
300     347.519 36.72
400     391.074 36.75
500     436.865 35.72
600     459.249 34.88
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To: eqinfo-mt@gfz-potsdam.de
X-Original-Message-ID: <503be2ca.z6yN/8qSj7qtynHJ%eqinfo@gfz-potsdam.de>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Message-ID: 
Subject: MT solution GFZ event gfz2012qvak

GFZ Event gfz2012qvak
12/08/27 04:37:17.95
Off Coast of Central America
Epicenter: 12.21 -88.65
MW 7.3

GFZ MOMENT TENSOR SOLUTION
Depth  15         No. of sta: 73
Moment Tensor;   Scale 10**20 Nm
  Mrr= 0.56       Mtt=-0.40
  Mpp=-0.16       Mrt= 0.75
  Mrp=-0.33       Mtp=-0.40
Principal axes:
  T  Val=  1.02  Plg=61  Azm= 23
  N       -0.10       0      114
  P       -0.91      29      204

Best Double Couple:Mo=9.7*10**19
 NP1:Strike=114 Dip=74 Slip=  90
 NP2:       295     16        91

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


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To: cmtcustomers@ldeo.columbia.edu
Subject: quick CMT: 2012/08/27, 04:37:20.0, OFF COAST OF CENTRAL AMERICA, MW=7.3
X-Scanned-By: MIMEDefang 2.49 on 129.236.10.30


Here is the solution for the recent event.

August 27, 2012, OFF COAST OF CENTRAL AMERICA, MW=7.3

Howard Koss
Meredith Nettles

CENTROID-MOMENT-TENSOR  SOLUTION
GCMT EVENT:     C201208270437A  
DATA: II LD IU DK CU MN G  IC GE
L.P.BODY WAVES:140S, 352C, T= 50
MANTLE WAVES:  144S, 345C, T=150
SURFACE WAVES: 150S, 366C, T= 50
TIMESTAMP:      Q-20120827085123
CENTROID LOCATION:
ORIGIN TIME:      04:37:38.2 0.1
LAT:11.91N 0.00;LON: 89.18W 0.01
DEP: 12.0  FIX;TRIANG HDUR: 11.0
MOMENT TENSOR: SCALE 10**27 D-CM
RR= 0.589 0.002; TT=-0.485 0.002
PP=-0.104 0.002; RT= 0.915 0.016
RP=-0.472 0.018; TP= 0.172 0.001
PRINCIPAL AXES:
1.(T) VAL=  1.198;PLG=59;AZM= 30
2.(N)      -0.043;     2;    296
3.(P)      -1.155;    31;    204
BEST DBLE.COUPLE:M0= 1.18*10**27
NP1: STRIKE=287;DIP=15;SLIP=  81
NP2: STRIKE=116;DIP=76;SLIP=  92

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


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

12/08/27 04:37:23.40

Epicenter:  12.282  -88.482
MW 7.4

USGS CENTROID MOMENT TENSOR
12/08/27 04:37:50.29
Centroid:  11.984  -88.800
Depth  19         No. of sta: 90
Moment Tensor;   Scale 10**20 Nm
  Mrr= 0.69       Mtt=-0.52
  Mpp=-0.17       Mrt= 1.47
  Mrp=-0.80       Mtp= 0.17
 Principal axes:
  T  Val=  1.84  Plg=55  Azm= 30
  N       -0.10       2      298
  P       -1.74      35      207

Best Double Couple:Mo=1.8*10**20
 NP1:Strike=118 Dip=80 Slip=  92
 NP2:       289     11        81


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