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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 QUEEN CHARLOTTE ISLANDS REGION
Message-Id: <20121028193852.317B6E743E7@alto.unice.fr>
Date: Sun, 28 Oct 2012 20:38:52 +0100 (CET)

2012 10 28 18 54 22.0 52.633 -132.701 6.0 6.4 314 42 -109 159 51 -74
INDICATIF_SEISME 20121028_185422_QUEEN_CHARLOTTE_ISLANDS_REGION

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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/121028185421.B000DG06
usr/passwd : rcmt/rcmt
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General region :  B000DG06 QUEEN CHARLOTTE ISLANDS R                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  BILL CCM HKT HRV KIP MA2 PET SFJD SSPA TUC WCI WVT                                                 
Origin time: 2012  302  18  54  21
Origin time reformatted: 2012-10-28 18:54:21
Original location (lat,lon,depth) :  52.6  -132.7 10              
Moment tensor (x1.e26 dyncm) :
Mrr :     -0.403578 Mtt :      0.153416
Mff :      0.250161 Mrt :      0.001231
Mrf :      0.079944 Mtf :     -0.203474
T-axis:  moment=     0.416   plunge=     4.357  azimuth=   232.208    
N-axis:  moment=    -0.001   plunge=     6.995  azimuth=   322.744    
P-axis:  moment=    -0.414   plunge=    81.747  azimuth=   110.518    
best double couple: Mo=    0.415(x1.e26 dyncm)  Mw=6.3  tau=  4.1     
nodal planes (strike/dip/slip):  314.66/ 41.11/-100.68     148.70/ 49.75/-80.82 
Centroid location :   52.689  -132.796    10.000
Centroid time :      5.458
Variance reduction (%) :  57.7

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       *---  o                 ooo-------*  
      **---- o                   oo------** 
      *----- o                    oo -----* 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    1    4    2    1    0    0    1    1    0    1    0            
r-comp:     0    1    1    2    1    0    0    1    1    0    1    0            
t-comp:     0    1    1    2    1    0    0    1    0    0    1    0            
Total number of traces used =  26  
number of runs = 5
starttime = Sun Oct 28 13:11:43 MDT 2012
depth loop = Sun Oct 28 13:20:56 MDT 2012 - Sun Oct 28 13:21:08 MDT 2012
Solution produced by inversion of channels with var red > 2%
Initial magnitude 6.3  : depth search was triggered. Initial depth 8 km.
DInit  CMTDep  VarRed
-------------------
020     10.000 40.89
040     10.000 41.11
060     10.000 41.16
100     10.000 36.70
200     237.718 26.39
300     263.441 25.96
400     288.911 25.80
500     321.564 24.86
600     266.700 2.53
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To: eqinfo-mt@gfz-potsdam.de
X-Original-Message-ID: <508d9c6d.mqk/BUx3yznlbsj+%eqinfo@gfz-potsdam.de>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Message-ID: 
Subject: MT solution GFZ event gfz2012vfjv

GFZ Event gfz2012vfjv
12/10/28 18:54:22.98
Queen Charlotte Islands Region
Epicenter: 52.51 -132.70
MW 6.4

GFZ MOMENT TENSOR SOLUTION
Depth  12         No. of sta: 76
Moment Tensor;   Scale 10**18 Nm
  Mrr=-4.79       Mtt= 2.25
  Mpp= 2.54       Mrt= 0.58
  Mrp=-0.78       Mtp= 2.25
Principal axes:
  T  Val=  4.54  Plg= 6  Azm= 47
  N        0.35       1      137
  P       -4.89      84      238

Best Double Couple:Mo=4.7*10**18
 NP1:Strike=136 Dip=39 Slip= -91
 NP2:       318     51       -88

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To: cmtcustomers@ldeo.columbia.edu
Subject: quick CMT: 2012/10/28, 18:54:21.5, QUEEN CHARLOTTE ISLANDS REGION, MW=6.4
X-Scanned-By: MIMEDefang 2.49 on 129.236.10.30


Here is the solution for the recent event.

October 28, 2012, QUEEN CHARLOTTE ISLANDS REGION, MW=6.4

Goran Ekstrom
Meredith Nettles

CENTROID-MOMENT-TENSOR  SOLUTION
GCMT EVENT:     C201210281854A  
DATA: II LD IU DK CU MN G  IC GE
L.P.BODY WAVES:134S, 310C, T= 40
MANTLE WAVES:  124S, 202C, T=125
SURFACE WAVES: 147S, 382C, T= 50
TIMESTAMP:      Q-20121028193527
CENTROID LOCATION:
ORIGIN TIME:      18:54:29.1 0.1
LAT:52.49N 0.00;LON:132.69W 0.01
DEP: 12.0  FIX;TRIANG HDUR:  3.8
MOMENT TENSOR: SCALE 10**25 D-CM
RR=-4.640 0.024; TT= 1.970 0.026
PP= 2.670 0.024; RT=-1.200 0.063
RP= 0.892 0.064; TP=-2.350 0.021
PRINCIPAL AXES:
1.(T) VAL=  4.919;PLG= 9;AZM=229
2.(N)      -0.035;     4;    138
3.(P)      -4.884;    81;     25
BEST DBLE.COUPLE:M0= 4.90*10**25
NP1: STRIKE=323;DIP=36;SLIP= -84
NP2: STRIKE=135;DIP=54;SLIP= -95

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 ######----------   --------######
 #######--------- P ---------#####
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   ##   ########-------------###  
    # T ###########----------##   
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To: alert@emsc-csem.org, zirbes@usgs.gov
Subject: USGS WPhase Moment Tensor Solution

12/10/28 18:54:21

Epicenter:  52.632 -132.701
MW 6.3

USGS/WPHASE CENTROID MOMENT TENSOR
12/10/28 18:54:21.00
Centroid:   52.632 -132.701
Depth  11         No. of sta: 75
Moment Tensor;   Scale 10**18 Nm
  Mrr=-3.55       Mtt= 1.37
  Mpp= 2.18       Mrt=-0.76
  Mrp= 0.72       Mtp=-1.80
 Principal axes:
  T  Val=  3.77  Plg= 8  Azm=231
  N     = -0.07       2      140
  P     = -3.70      81       35

Best Double Couple:Mo=3.7*10**18
 NP1:Strike=324 Dip=37 Slip= -86
 NP2:       139     53       -92

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