Testimonies, photostemp
Full tensors solutions
To: vallee@geoazur.unice.fr
From: scardec@geoazur.unice.fr
Subject: [SCARDEC] Recent Mw=7.4 earthquake, located in OFFSHORE GUATEMALA
Message-Id: <20121107172057.A1A1AE74411@alto.unice.fr>
Date: Wed, 7 Nov 2012 18:20:57 +0100 (CET)
2012 11 07 16 35 50.0 14.083 -91.916 22.0 7.4 294 31 85 120 59 93
INDICATIF_SEISME 20121107_163550_OFFSHORE_GUATEMALA
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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/121107163550.B000DLWM
usr/passwd : rcmt/rcmt
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General region : B000DLWM OFFSHORE GUATEMALA
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : CCM NNA SDV SJG SSPA TUC WCI WVT
Origin time: 2012 312 16 35 50
Origin time reformatted: 2012-11-07 16:35:50
Original location (lat,lon,depth) : 14.1 -91.9 22
Moment tensor (x1.e26 dyncm) :
Mrr : 10.998687 Mtt : -8.413238
Mff : -2.585449 Mrt : 7.868284
Mrf : -2.365184 Mtf : 4.372821
T-axis: moment= 13.826 plunge= 70.839 azimuth= 8.707
N-axis: moment= -0.395 plunge= 5.256 azimuth= 114.060
P-axis: moment= -13.431 plunge= 18.372 azimuth= 205.811
best double couple: Mo= 13.628(x1.e26 dyncm) Mw=7.4 tau= 13.2
nodal planes (strike/dip/slip): 111.44/ 63.57/ 84.13 304.45/ 27.03/101.63
Centroid location : 14.045 -92.276 23.214
Centroid time : 7.871
Variance reduction (%) : 85.3
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** ooo---------------------------o--**
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** oooo-----------------------o-**
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 0 0 1 1 0 4 0 1 0 0 0 0
r-comp: 0 1 1 1 0 3 0 1 0 0 0 0
t-comp: 0 1 1 1 0 3 0 0 0 0 0 0
Total number of traces used = 20
number of runs = 1
starttime = Wed Nov 7 09:55:06 MST 2012
depth loop = Wed Nov 7 09:55:26 MST 2012 - Wed Nov 7 09:55:35 MST 2012
Solution produced by inversion of channels with var red > 2%
Initial magnitude 7.4 : depth search was triggered. Initial depth 42 km.
DInit CMTDep VarRed
-------------------
020 22.589 80.89
040 29.343 80.60
060 36.666 79.61
100 80.690 38.69
200 214.345 47.49
300 267.379 50.51
400 320.607 50.08
500 399.752 45.72
600 489.407 39.57
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To: eqinfo-mt@gfz-potsdam.de
X-Original-Message-ID: <509a961c.ae1tAJBQYJcL1iOf%eqinfo@gfz-potsdam.de>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Message-ID:
Subject: MT solution GFZ event gfz2012vxmh
GFZ Event gfz2012vxmh
12/11/07 16:35:52.04
Guatemala
Epicenter: 14.13 -91.87
MW 7.3
GFZ MOMENT TENSOR SOLUTION
Depth 27 No. of sta: 26
Moment Tensor; Scale 10**19 Nm
Mrr= 9.33 Mtt=-7.46
Mpp=-1.87 Mrt= 2.36
Mrp=-1.07 Mtp=-7.46
Principal axes:
T Val= 9.69 Plg=82 Azm= 22
N 0.02 1 117
P -9.71 8 207
Best Double Couple:Mo=9.7*10**19
NP1:Strike=116 Dip=53 Slip= 89
NP2: 297 37 91
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To: cmtcustomers@ldeo.columbia.edu
Subject: quick CMT: 2012/11/07, 16:35:50.3, GUATEMALA, MW=7.3
X-Scanned-By: MIMEDefang 2.49 on 129.236.10.30
Here is the solution for the recent event.
November 7, 2012, GUATEMALA, MW=7.3
Howard Koss
Meredith Nettles
CENTROID-MOMENT-TENSOR SOLUTION
GCMT EVENT: C201211071635A
DATA: II LD IU DK CU MN G IC GE
L.P.BODY WAVES:149S, 395C, T= 50
MANTLE WAVES: 144S, 351C, T=150
SURFACE WAVES: 149S, 339C, T= 50
TIMESTAMP: Q-20121107164211
CENTROID LOCATION:
ORIGIN TIME: 16:35:55.2 0.1
LAT:13.93N 0.01;LON: 92.47W 0.01
DEP: 28.7 0.3;TRIANG HDUR: 11.4
MOMENT TENSOR: SCALE 10**27 D-CM
RR= 1.020 0.005; TT=-0.796 0.003
PP=-0.219 0.003; RT= 0.694 0.022
RP=-0.408 0.024; TP= 0.409 0.002
PRINCIPAL AXES:
1.(T) VAL= 1.301;PLG=71;AZM= 33
2.(N) -0.008; 1; 299
3.(P) -1.288; 19; 208
BEST DBLE.COUPLE:M0= 1.29*10**27
NP1: STRIKE=296;DIP=26;SLIP= 87
NP2: STRIKE=119;DIP=64;SLIP= 92
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---- P ----------------
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To: undisclosed-recipients:;
CEA/DASE/Laboratoire de Geophysique
CPPT - Centre Polynesien de Prevention des Tsunamis
Message issued on 2012-11-07 at 17:20:48 GMT
An earthquake occured 45 minutes ago
Source parameters obtained from SEISCOMP3 process
Region : Guatemala
Origin time : 2012-11-07 16:35:47
Latitude : +14.16
Longitude : -91.79
Depth : +10 km
Magnitude M : 7.4 (48 stations)
Source parameters obtained from SYS_AL process
Magnitude Mm : Mw: 7.4, M0: 1.7e+20 N.m, Mm: 7.2 ( 17 stations)
SLOWNESS (THETA) : -5.6 (8 stations)
Inversion : Mw: 7.3, M0: 9.7e+19 N.m, Mm: 7.0 ( 21 stations)
NP1 : 281, 35, 66
NP2 : 130, 58, 106
Depth : +15 km
Misfit : 5 %
Score P : 94 % ( 65 stations) (Matching P wave first motion [-100%(wrong);100%(perfect)])
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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 WPhase Moment Tensor Solution
12/11/ 7 16:35:50.00
Epicenter: 14.082 -91.916
MW 7.4
USGS/WPHASE CENTROID MOMENT TENSOR
12/11/ 7 16:35:50.00
Centroid: 14.182 -91.916
Depth 30 No. of sta: 68
Moment Tensor; Scale 10**19 Nm
Mrr= 9.96 Mtt=-8.23
Mpp=-1.73 Mrt= 8.17
Mrp=-6.97 Mtp= 3.94
Principal axes:
T Val= 14.81 Plg=65 Azm= 50
N = -0.25 7 303
P =-14.56 23 209
Best Double Couple:Mo=1.5*10**20
NP1:Strike=285 Dip=23 Slip= 70
NP2: 126 69 98
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