Testimonies, photostemp
Full tensors solutions
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/120929071115.C000CY2K
usr/passwd : rcmt/rcmt
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General region : C000CY2K GUERRERO, MEXICO
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : CCM COR HRV NNA SDV SJG SSPA WCI WVT
Origin time: 2012 273 7 11 15
Origin time reformatted: 2012-09-29 07:11:15
Original location (lat,lon,depth) : 16.4 -98.4 22
Moment tensor (x1.e26 dyncm) :
Mrr : 0.005401 Mtt : -0.003397
Mff : -0.002005 Mrt : -0.009070
Mrf : -0.005868 Mtf : 0.005051
T-axis: moment= 0.015 plunge= 49.306 azimuth= 139.973
N-axis: moment= -0.005 plunge= 29.189 azimuth= 270.486
P-axis: moment= -0.009 plunge= 25.642 azimuth= 16.041
best double couple: Mo= 0.012(x1.e26 dyncm) Mw=5.3 tau= 1.3
nodal planes (strike/dip/slip): 151.22/ 32.63/154.74 262.90/ 76.70/ 59.92
Centroid location : 16.575 -98.113 10.000
Centroid time : 8.983
Variance reduction (%) : 3.4
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* o *
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** oo **
* o oooooooooooooooooooo*
** oo ooooooooo------------------o**
** oooooo -----+-----------------**
**oo oo ------------------------**
* o -------------------------*
** oo -------------------------**
* oo --------------T----------*
* ooo-----------------------*
** ooo-------------------**
** -ooo----------------**
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 0 0 0 1 2 3 0 1 0 0 0 0
r-comp: 0 1 1 0 2 2 0 1 0 0 0 0
t-comp: 0 1 1 0 2 2 0 1 0 0 0 0
Total number of traces used = 21
number of runs = 4
starttime = Sat Sep 29 01:27:59 MDT 2012
Solution produced by inversion of all available channels
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To: cmtcustomers@ldeo.columbia.edu
Subject: quick CMT: 2012/09/29, 07:11:13.1, NEAR COAST OF GUERRERO, MEXICO, MW=5.4
X-Scanned-By: MIMEDefang 2.49 on 129.236.10.30
Here is the solution for the recent event.
September 29, 2012, NEAR COAST OF GUERRERO, MEXICO, MW=5.4
Goran Ekstrom
Meredith Nettles
CENTROID-MOMENT-TENSOR SOLUTION
GCMT EVENT: C201209290711A
DATA: II IU CU MN G IC LD DK GE
L.P.BODY WAVES: 90S, 148C, T= 40
SURFACE WAVES: 119S, 225C, T= 50
TIMESTAMP: Q-20120929114020
CENTROID LOCATION:
ORIGIN TIME: 07:11:15.8 0.2
LAT:16.19N 0.01;LON: 98.50W 0.01
DEP: 12.0 FIX;TRIANG HDUR: 1.2
MOMENT TENSOR: SCALE 10**24 D-CM
RR= 0.930 0.015; TT=-0.873 0.013
PP=-0.057 0.015; RT= 1.290 0.037
RP=-0.622 0.042; TP= 0.282 0.012
PRINCIPAL AXES:
1.(T) VAL= 1.708;PLG=61;AZM= 31
2.(N) 0.016; 4; 293
3.(P) -1.724; 28; 201
BEST DBLE.COUPLE:M0= 1.72*10**24
NP1: STRIKE=280;DIP=17;SLIP= 76
NP2: STRIKE=114;DIP=73;SLIP= 94
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################# #########--
--############### T ##########-
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-------- ----------------
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---- ------------
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To: alert@emsc-csem.org, zirbes@usgs.gov
Subject: USGS Body-Wave Moment Tensor Solution
12/09/29 07:11:13.16
Epicenter: 16.355 -98.388
MW 5.5
USGS MOMENT TENSOR SOLUTION
Depth 4 No. of sta: 29
Moment Tensor; Scale 10**17 Nm
Mrr= 1.03 Mtt=-0.87
Mpp=-0.17 Mrt= 1.56
Mrp=-0.51 Mtp= 0.45
Principal axes:
T Val= 1.93 Plg=61 Azm= 13
N 0.04 4 110
P -1.97 28 203
Best Double Couple:Mo=2.0*10**17
NP1:Strike=304 Dip=17 Slip= 104
NP2: 109 74 86
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