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Full tensors solutions

To: vallee@geoazur.unice.fr
From: scardec@geoazur.unice.fr
Subject:  [SCARDEC] Recent Mw=6.2 earthquake, located in GULF OF CALIFORNIA
Message-Id: <20120926002707.A9D84E74403@alto.unice.fr>
Date: Wed, 26 Sep 2012 02:27:07 +0200 (CEST)

2012 09 25 23 45 26.0 24.835 -110.152 12.0 6.2 186 41 -58 326 56 -115
INDICATIF_SEISME 20120925_234526_GULF_OF_CALIFORNIA

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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/120925234526.C000CW0L
usr/passwd : rcmt/rcmt
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General region :  C000CW0L GULF OF CALIFORNIA                                
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  CCM COR HRV OTAV SDV SJG SSPA WCI WVT                                                              
Origin time: 2012  269  23  45  26
Origin time reformatted: 2012-09-25 23:45:26
Original location (lat,lon,depth) :  24.8  -110.2 26              
Moment tensor (x1.e26 dyncm) :
Mrr :     -0.358303 Mtt :     -0.017943
Mff :      0.376247 Mrt :     -0.240823
Mrf :      0.439638 Mtf :     -0.083212
T-axis:  moment=     0.632   plunge=    26.420  azimuth=   252.193    
N-axis:  moment=    -0.011   plunge=     9.070  azimuth=   157.644    
P-axis:  moment=    -0.622   plunge=    61.833  azimuth=    50.300    
best double couple: Mo=    0.627(x1.e26 dyncm)  Mw=6.5  tau=  4.7     
nodal planes (strike/dip/slip):    3.24/ 20.28/-62.95     154.67/ 72.02/-99.54  
Centroid location :   24.826  -109.772    24.101
Centroid time :     23.059
Variance reduction (%) :  60.8

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

          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    1    2    0    4    0    1    0    0    0    0    0            
r-comp:     0    1    2    0    3    0    1    0    0    0    0    0            
t-comp:     0    1    1    0    3    0    1    0    0    0    0    0            
Total number of traces used =  21  
number of runs = 5
starttime = Tue Sep 25 18:03:43 MDT 2012
depth loop = Tue Sep 25 18:13:08 MDT 2012 - Tue Sep 25 18:13:18 MDT 2012
Solution produced by inversion of channels with var red > 2%
Initial magnitude 6.2  : depth search was triggered. Initial depth 10 km.
DInit  CMTDep  VarRed
-------------------
020     23.819 47.24
040     26.776 47.54
060     33.878 45.40
100     23.824 6.47
200     244.119 9.55
300     355.084 18.66
400     395.337 16.04
500     422.172 14.81
600     442.585 18.97
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To: eqinfo-mt@gfz-potsdam.de
X-Original-Message-ID: <5062a389.5ulLneCyC1RagBA9%eqinfo@gfz-potsdam.de>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Message-ID: 
Subject: MT solution GFZ event gfz2012sxlv

GFZ Event gfz2012sxlv
12/09/25 23:45:28.05
Baja California, Mexico
Epicenter: 24.86 -110.25
MW 6.3

GFZ MOMENT TENSOR SOLUTION
Depth  21         No. of sta: 49
Moment Tensor;   Scale 10**18 Nm
  Mrr=-3.63       Mtt= 0.14
  Mpp= 3.49       Mrt= 0.50
  Mrp=-0.84       Mtp= 0.14
Principal axes:
  T  Val=  3.78  Plg= 7  Azm= 77
  N       -0.01       5      346
  P       -3.77      82      224

Best Double Couple:Mo=3.8*10**18
 NP1:Strike=172 Dip=38 Slip= -82
 NP2:       343     52       -95

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To: cmtcustomers@ldeo.columbia.edu
Subject: quick CMT: 2012/09/25, 23:45:26.0, BAJA CALIFORNIA, MEXICO, MW=6.3
X-Scanned-By: MIMEDefang 2.49 on 129.236.10.30


Here is the solution for the recent event.

September 25, 2012, BAJA CALIFORNIA, MEXICO, MW=6.3

Howard Koss

CENTROID-MOMENT-TENSOR  SOLUTION
GCMT EVENT:     C201209252345A  
DATA: II LD IU DK CU MN G  IC GE
L.P.BODY WAVES:137S, 331C, T= 40
MANTLE WAVES:  124S, 221C, T=125
SURFACE WAVES: 137S, 337C, T= 50
TIMESTAMP:      Q-20120926045401
CENTROID LOCATION:
ORIGIN TIME:      23:45:28.9 0.1
LAT:24.89N 0.00;LON:110.29W 0.00
DEP: 12.5  0.2;TRIANG HDUR:  3.3
MOMENT TENSOR: SCALE 10**25 D-CM
RR=-2.570 0.015; TT=-0.675 0.014
PP= 3.240 0.015; RT= 0.306 0.034
RP= 0.897 0.038; TP=-1.040 0.013
PRINCIPAL AXES:
1.(T) VAL=  3.603;PLG= 7;AZM=257
2.(N)      -0.797;    15;    349
3.(P)      -2.811;    73;    141
BEST DBLE.COUPLE:M0= 3.21*10**25
NP1: STRIKE=330;DIP=40;SLIP=-114
NP2: STRIKE=180;DIP=54;SLIP= -71

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

12/ 9/25 23:45:26.00

Epicenter:  24.835 -110.151
MW 6.3

USGS/WPHASE CENTROID MOMENT TENSOR
12/ 9/25 23:45:26.00
Centroid:   24.835 -110.262
Depth  25         No. of sta: 23
Moment Tensor;   Scale 10**18 Nm
  Mrr=-2.25       Mtt=-0.04
  Mpp= 2.29       Mrt= 1.40
  Mrp=-1.60       Mtp=-0.89
 Principal axes:
  T  Val=  3.31  Plg=20  Azm= 66
  N     = -0.16      12      331
  P     = -3.16      65      211

Best Double Couple:Mo=3.2*10**18
 NP1:Strike=178 Dip=27 Slip= -61
 NP2:       326     66      -104

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