Testimonies, photostemp
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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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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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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