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Full tensors solutions

To: eqinfo-mt@gfz-potsdam.de
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Subject: MT solution GFZ event gfz2012suqd

GFZ Event gfz2012suqd
12/09/24 10:31:27.62
Tonga Islands
Epicenter: -21.22 -174.35
MW 5.6

GFZ MOMENT TENSOR SOLUTION
Depth  34         No. of sta: 41
Moment Tensor;   Scale 10**17 Nm
  Mrr= 2.57       Mtt=-0.59
  Mpp=-1.97       Mrt=-0.15
  Mrp=-1.22       Mtp=-0.59
Principal axes:
  T  Val=  2.87  Plg=76  Azm= 87
  N       -0.27       6      201
  P       -2.61      13      293

Best Double Couple:Mo=2.8*10**17
 NP1:Strike=197 Dip=58 Slip=  83
 NP2:        31     33       101

           ----------#           
        -----------######        
     ------------#########--     
    -----------############--    
  ------------##############---  
  -----------###############---  
  ----------################---- 
-----------#################-----
-----------#######   #######-----
----------######## T #######-----
----------########   ######------
----------#################------
 --------#################------ 
  -------################------  
  --------#############--------  
    ------###########--------    
     -----#########---------     
        ---###-----------        
           -----------           


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To: cmtcustomers@ldeo.columbia.edu
Subject: quick CMT: 2012/09/24, 10:31:23.4, TONGA ISLANDS, MW=5.5
X-Scanned-By: MIMEDefang 2.49 on 129.236.10.30


Here is the solution for the recent event.

September 24, 2012, TONGA ISLANDS, MW=5.5

Howard Koss
Meredith Nettles

CENTROID-MOMENT-TENSOR  SOLUTION
GCMT EVENT:     C201209241031A  
DATA: II IU CU MN G  IC GE LD DK
L.P.BODY WAVES: 85S, 146C, T= 40
SURFACE WAVES: 130S, 234C, T= 50
TIMESTAMP:      Q-20120924104236
CENTROID LOCATION:
ORIGIN TIME:      10:31:27.5 0.1
LAT:21.45S 0.01;LON:173.63W 0.01
DEP: 14.6  0.4;TRIANG HDUR:  1.3
MOMENT TENSOR: SCALE 10**24 D-CM
RR= 1.630 0.030; TT=-0.207 0.020
PP=-1.420 0.022; RT= 0.527 0.049
RP= 1.060 0.053; TP=-0.653 0.015
PRINCIPAL AXES:
1.(T) VAL=  2.008;PLG=72;AZM=299
2.(N)       0.076;     1;    205
3.(P)      -2.081;    18;    114
BEST DBLE.COUPLE:M0= 2.04*10**24
NP1: STRIKE=202;DIP=27;SLIP=  87
NP2: STRIKE= 25;DIP=63;SLIP=  92

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


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

12/09/24 10:31:23.48

Epicenter: -21.187 -174.211
MW 5.5

USGS MOMENT TENSOR SOLUTION
Depth  10         No. of sta: 63
Moment Tensor;   Scale 10**17 Nm
  Mrr= 1.75       Mtt=-1.80
  Mpp= 0.06       Mrt= 0.42
  Mrp= 0.28       Mtp=-0.45
 Principal axes:
  T  Val=  1.83  Plg=81  Azm=307
  N        0.14       6       76
  P       -1.97       7      167

Best Double Couple:Mo=1.9*10**17
 NP1:Strike= 71 Dip=53 Slip=  83
 NP2:       263     38       100


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