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Full tensors solutions

To: vallee@geoazur.unice.fr
From: scardec@geoazur.unice.fr
Subject:  [SCARDEC] Recent Mw=6.4 earthquake, located in NORTH ISLAND, NEW ZEALAND
Message-Id: <20121207185834.472CCE74416@alto.unice.fr>
Date: Fri,  7 Dec 2012 19:58:34 +0100 (CET)

2012 12 07 18 19 08.0 -38.334 176.044 167.0 6.4 192 31 35 71 72 116
INDICATIF_SEISME 20121207_181908_NORTH_ISLAND__NEW_ZEALAND

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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, beta version 11/18/12
More details on this rCMT at http://neic.cr.usgs.gov/beta/rcmt/events/121207181908.C000E5Z5
usr/passwd : rcmt/rcmt  Event only available after completion bootstrapping
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
General region :  C000E5Z5 NORTH ISLAND OF NEW ZEALA                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  CASY CTAO HOPE KIP MAJO PMSA TAU YSS                                                               
Origin time: 2012  342  18  19   8
Origin time reformatted: 2012-12-07 18:19:08
Original location (lat,lon,depth) : -38.3   176.0 195             
Moment tensor (x1.e26 dyncm) :
Mrr :      0.118077 Mtt :      0.039583
Mff :     -0.157660 Mrt :      0.252486
Mrf :      0.010798 Mtf :     -0.172966
T-axis:  moment=     0.357   plunge=    44.837  azimuth=    17.441    
N-axis:  moment=    -0.043   plunge=    37.073  azimuth=   238.740    
P-axis:  moment=    -0.314   plunge=    21.926  azimuth=   131.034    
best double couple: Mo=    0.336(x1.e26 dyncm)  Mw=6.3  tau=  3.8     
nodal planes (strike/dip/slip):   69.24/ 76.44/128.33     175.77/ 40.30/ 21.26  
Centroid location :  -37.889   176.192   188.731
Centroid time :      9.405
Variance reduction (%) :  45.9

                   ***********              
               ****ooo--------****          
            ***--ooo--------------***       
          **  --oo-------------------**     
         **  --oo---------------------**    
        *    -oo-----------T------------*   
       *     -o--------------------------*  
      **     oo------------------------oo** 
      *      o-----------------------ooo- * 
     **      o--------------------ooo     **
     **      o----------+-----oooo        **
     **      o ----------oooooo           **
      *      oo     oooooo                * 
      **   oooooooooo                    ** 
       *oooo  oo                         *  
        *      oo                  P    *   
         **     oo                    **    
          **     oo                  **     
            ***    oo             ***       
               ****  ooo      ****          
                   ***********              

          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     2    0    0    0    0    1    2    0    1    1    1    0            
r-comp:     0    0    0    0    0    1    2    0    1    0    1    0            
t-comp:     0    0    0    0    0    1    0    0    1    0    1    0            
Total number of traces used =  16  
number of runs = 13
starttime = Fri Dec 7 11:38:52 MST 2012
depth loop = Fri Dec 7 12:17:57 MST 2012 - Fri Dec 7 12:18:17 MST 2012
Solution produced by inversion of channels with var red > 2%
Initial magnitude 6.3  : depth search was triggered. Initial depth 167 km.
DInit  CMTDep  VarRed
-------------------
020     22.520 32.28
040     22.553 32.24
060     34.346 31.63
100     162.422 32.86
200     195.849 33.17
300     205.907 33.08
400     187.815 33.10
500     196.121 32.60
600     327.143 25.66
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To: eqinfo-mt@gfz-potsdam.de
X-Original-Message-ID: <50c23d37.+btR3GOD7+kJZBus%eqinfo@gfz-potsdam.de>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Message-ID: 
Subject: MT solution GFZ event gfz2012yaku

GFZ Event gfz2012yaku
12/12/07 18:19:11.37
North Island, New Zealand
Epicenter: -38.18 176.11
MW 6.3

GFZ MOMENT TENSOR SOLUTION
Depth 171         No. of sta: 23
Moment Tensor;   Scale 10**18 Nm
  Mrr= 1.39       Mtt=-0.11
  Mpp=-1.28       Mrt= 2.99
  Mrp= 0.73       Mtp=-0.11
Principal axes:
  T  Val=  3.76  Plg=51  Azm=  8
  N       -0.11      25      243
  P       -3.65      28      139

Best Double Couple:Mo=3.7*10**18
 NP1:Strike=183 Dip=28 Slip=  26
 NP2:        69     78       116

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


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To: cmtcustomers@ldeo.columbia.edu
Subject: quick CMT: 2012/12/07, 18:19: 7.2, NORTH ISLAND, NEW ZEALAND, MW=6.3
X-Scanned-By: MIMEDefang 2.49 on 129.236.10.30


Here is the solution for the recent event.

December 7, 2012, NORTH ISLAND, NEW ZEALAND, MW=6.3

Goran Ekstrom

CENTROID-MOMENT-TENSOR  SOLUTION
GCMT EVENT:     C201212071819A  
DATA: II IU LD DK CU MN G  IC GE
L.P.BODY WAVES:154S, 372C, T= 40
MANTLE WAVES:  126S, 201C, T=125
SURFACE WAVES: 154S, 361C, T= 50
TIMESTAMP:      Q-20121208204147
CENTROID LOCATION:
ORIGIN TIME:      18:19:13.7 0.1
LAT:38.28S 0.00;LON:176.12E 0.01
DEP:165.3  0.3;TRIANG HDUR:  3.6
MOMENT TENSOR: SCALE 10**25 D-CM
RR= 1.260 0.018; TT= 0.197 0.023
PP=-1.460 0.021; RT= 3.340 0.015
RP= 0.570 0.015; TP=-1.520 0.021
PRINCIPAL AXES:
1.(T) VAL=  4.168;PLG=48;AZM=  9
2.(N)      -0.463;    26;    246
3.(P)      -3.708;    30;    139
BEST DBLE.COUPLE:M0= 3.94*10**25
NP1: STRIKE=179;DIP=28;SLIP=  21
NP2: STRIKE= 71;DIP=80;SLIP= 117

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


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To: undisclosed-recipients:;

CEA/DASE/Laboratoire de Geophysique
CPPT - Centre Polynesien de Prevention des Tsunamis
Message issued on 2012-12-07 at 19:04:08 GMT
An earthquake occured 45 minutes ago

Source parameters obtained from SEISCOMP3 process

  Region           :  North Island, New Zealand
  Origin time      :  2012-12-07 18:19:07
  Latitude         :  -38.20
  Longitude        : +175.87
  Depth            : +134 km
  Magnitude      M :    6.1 (44 stations)

Source parameters obtained from SYS_AL process

  Magnitude Mm     :   Mw: 6.4,   M0: 4.8e+18 N.m,  Mm: 5.7 ( 17 stations) 

  SLOWNESS (THETA) :   -5.5 (9 stations) 

  Inversion        :   Mw: 6.3,   M0: 3.9e+18 N.m,  Mm: 5.6 ( 22 stations)
                       NP1     :  180,   37,   27
                       NP2     :   67,   74,  124
                       Depth   : +134 km
                       Misfit  :   22 %
                       Score P :   88 % ( 33 stations) (Matching P wave first motion [-100%(wrong);100%(perfect)])

                                        
           -----+++++++++++++           
        ------++++++++++++++++++        
      ------++++++++++++++++++++++      
    -------+++++++++++++++++++++++++    
   -------+++++++++++++++++++++++++++   
  -------+++++++++++++++++++++++++++++  
 -------++++++++++++++++++++++++++++--- 
 -------+++++++++++++++++++++++++------ 
 -------++++++++++++++++++++++--------- 
 -------+++++++++++++++++++------------ 
 -------+++++++++++++++---------------- 
 -------+++++++++---------------------- 
  ------------------------------------  
   +++++++---------------------------   
    +++++++-------------------------    
      ++++++----------------------      
        ++++++------------------        
           +++++-------------           
                                        

Note: these results are currently evaluated by fully automated process.
Users should be advised to use and interpret these products with caution.



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

12/12/07 18:19:06.59

Epicenter: -38.298  176.090
MW 6.4

USGS MOMENT TENSOR SOLUTION
Depth 168         No. of sta: 42
Moment Tensor;   Scale 10**18 Nm
  Mrr= 1.51       Mtt=-0.19
  Mpp=-1.33       Mrt= 3.54
  Mrp= 0.36       Mtp=-1.87
 Principal axes:
  T  Val=  4.44  Plg=49  Azm= 14
  N       -0.39      27      248
  P       -4.06      28      142

Best Double Couple:Mo=4.3*10**18
 NP1:Strike=185 Dip=30 Slip=  23
 NP2:        74     79       118


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