Testimonies, photostemp
Full tensors solutions
To: vallee@geoazur.unice.fr
From: scardec@geoazur.unice.fr
Subject: [SCARDEC] Recent Mw=7.8 earthquake, located in QUEEN CHARLOTTE ISLANDS REGION
Message-Id: <20121028035155.03D54E74418@alto.unice.fr>
Date: Sun, 28 Oct 2012 04:51:55 +0100 (CET)
2012 10 28 03 04 11.0 52.769 -131.927 12.0 7.8 337 31 132 110 68 68
INDICATIF_SEISME 20121028_030411_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/121028030410.B000DF7N
usr/passwd : rcmt/rcmt
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General region : B000DF7N 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 3 4 10
Origin time reformatted: 2012-10-28 03:04:10
Original location (lat,lon,depth) : 52.8 -131.9 10
Moment tensor (x1.e26 dyncm) :
Mrr : 33.375893 Mtt : -23.090555
Mff : -10.285337 Mrt : 14.717838
Mrf : 1.792210 Mtf : 18.989922
T-axis: moment= 37.890 plunge= 71.974 azimuth= 332.381
N-axis: moment= 0.553 plunge= 15.529 azimuth= 121.020
P-axis: moment= -38.443 plunge= 8.926 azimuth= 213.522
best double couple: Mo= 38.166(x1.e26 dyncm) Mw=7.7 tau= 18.7
nodal planes (strike/dip/slip): 110.12/ 55.76/ 71.10 321.43/ 38.55/115.45
Centroid location : 52.405 -132.007 10.000
Centroid time : 26.005
Variance reduction (%) : 79.7
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 0 0 4 2 1 0 0 2 1 0 1 0
r-comp: 0 1 3 2 1 0 0 1 1 0 1 0
t-comp: 0 1 3 2 0 0 0 1 1 0 1 0
Total number of traces used = 30
number of runs = 3
starttime = Sat Oct 27 21:25:38 MDT 2012
depth loop = Sat Oct 27 21:30:26 MDT 2012 - Sat Oct 27 21:30:39 MDT 2012
Solution produced by inversion of channels with var red > 2%
Initial magnitude 7.7 : depth search was triggered. Initial depth 18 km.
DInit CMTDep VarRed
-------------------
020 10.000 60.02
040 10.000 59.61
060 10.000 57.01
100 10.000 42.37
200 252.304 15.84
300 287.350 25.92
400 328.529 28.65
500 368.456 24.30
600 389.979 18.56
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To: eqinfo-mt@gfz-potsdam.de
X-Original-Message-ID: <508cae25.cKydTQQ//37htgZY%eqinfo@gfz-potsdam.de>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Message-ID:
Subject: MT solution GFZ event gfz2012veem
GFZ Event gfz2012veem
12/10/28 03:04:09.72
Queen Charlotte Islands Region
Epicenter: 52.59 -132.19
MW 7.7
GFZ MOMENT TENSOR SOLUTION
Depth 17 No. of sta: 31
Moment Tensor; Scale 10**20 Nm
Mrr= 3.25 Mtt=-1.97
Mpp=-1.28 Mrt= 2.01
Mrp=-0.94 Mtp=-1.97
Principal axes:
T Val= 3.97 Plg=72 Azm= 16
N -0.16 6 124
P -3.81 17 216
Best Double Couple:Mo=3.9*10**20
NP1:Strike=121 Dip=62 Slip= 83
NP2: 315 28 103
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To: cmtcustomers@ldeo.columbia.edu
Subject: quick CMT: 2012/10/28, 03:04:10.5, QUEEN CHARLOTTE ISLANDS REGION, MW=7.7
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=7.7
Meredith Nettles
Goran Ekstrom
CENTROID-MOMENT-TENSOR SOLUTION
GCMT EVENT: C201210280304A
DATA: II LD IU DK CU MN G IC GE
L.P.BODY WAVES:149S, 387C, T= 50
MANTLE WAVES: 150S, 405C, T=150
SURFACE WAVES: 153S, 408C, T= 50
TIMESTAMP: Q-20121028073457
CENTROID LOCATION:
ORIGIN TIME: 03:04:39.2 0.1
LAT:52.47N 0.00;LON:132.13W 0.01
DEP: 15.0 0.2;TRIANG HDUR: 18.2
MOMENT TENSOR: SCALE 10**27 D-CM
RR= 4.120 0.015; TT=-2.560 0.011
PP=-1.560 0.009; RT= 2.900 0.123
RP=-0.906 0.110; TP= 2.140 0.006
PRINCIPAL AXES:
1.(T) VAL= 5.205;PLG=70;AZM= 3
2.(N) -0.058; 10; 122
3.(P) -5.147; 17; 215
BEST DBLE.COUPLE:M0= 5.18*10**27
NP1: STRIKE=320;DIP=29;SLIP= 111
NP2: STRIKE=116;DIP=63;SLIP= 79
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To: alert@emsc-csem.org, m.d.zirbes@gmail.com, zirbes@usgs.gov
Subject: USGS WPhase Moment Tensor Solution
12/10/28 3: 4:9.00
Epicenter: 52.742 -132.131
MW 7.8
USGS/WPHASE CENTROID MOMENT TENSOR
12/10/28 3: 4: 9.00
Centroid: 52.742 -131.965
Depth 11 No. of sta: 24
Moment Tensor; Scale 10**20 Nm
Mrr= 3.84 Mtt=-2.41
Mpp=-1.42 Mrt= 3.77
Mrp=-1.38 Mtp= 2.21
Principal axes:
T Val= 5.62 Plg=65 Azm= 6
N = 0.11 10 119
P = -5.73 22 213
Best Double Couple:Mo=5.7*10**20
NP1:Strike=322 Dip=24 Slip= 115
NP2: 115 68 79
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