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/120824044349.C000C63P
usr/passwd : rcmt/rcmt
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General region : C000C63P KERMADEC ISLANDS REGION
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : CASY CTAO KIP MAJO PET PMG PMSA TAU YSS
Origin time: 2012 237 4 43 49
Origin time reformatted: 2012-08-24 04:43:49
Original location (lat,lon,depth) : -27.2 -176.7 20
Moment tensor (x1.e26 dyncm) :
Mrr : 0.036842 Mtt : -0.005221
Mff : -0.031621 Mrt : 0.010771
Mrf : -0.025710 Mtf : -0.003000
T-axis: moment= 0.048 plunge= 68.219 azimuth= 56.241
N-axis: moment= -0.008 plunge= 10.966 azimuth= 175.249
P-axis: moment= -0.040 plunge= 18.577 azimuth= 268.984
best double couple: Mo= 0.044(x1.e26 dyncm) Mw=5.7 tau= 2.0
nodal planes (strike/dip/slip): 16.50/ 28.13/113.80 169.93/ 64.45/ 77.83
Centroid location : -26.893 -176.107 30.923
Centroid time : -7.936
Variance reduction (%) : 6.0
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* -o------------------o---*
** -o------------------oo--**
* -o-------------------o---*
** o---------T---------o-- **
** P o-----+-------------o-- **
** oo-----------------oo-- **
* o-----------------o-- *
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 1 0 0 0 0 0 2 1 2 0 1 1
r-comp: 0 0 0 0 0 1 1 1 2 0 0 1
t-comp: 0 0 0 0 0 1 1 1 2 0 0 1
Total number of traces used = 20
number of runs = 3
starttime = Thu Aug 23 23:32:47 MDT 2012
Solution produced by inversion of all available channels
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To: eqinfo-mt@gfz-potsdam.de
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Message-ID:
Subject: MT solution GFZ event gfz2012qpoc
GFZ Event gfz2012qpoc
12/08/24 04:43:52.12
Kermadec Islands Region
Epicenter: -27.15 -176.42
MW 5.6
GFZ MOMENT TENSOR SOLUTION
Depth 31 No. of sta: 39
Moment Tensor; Scale 10**17 Nm
Mrr= 2.34 Mtt= 0.01
Mpp=-2.35 Mrt=-0.45
Mrp=-1.37 Mtp= 0.01
Principal axes:
T Val= 2.74 Plg=74 Azm=114
N 0.11 3 14
P -2.85 15 283
Best Double Couple:Mo=2.8*10**17
NP1:Strike=195 Dip=60 Slip= 93
NP2: 8 30 84
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To: cmtcustomers@ldeo.columbia.edu
Subject: quick CMT: 2012/08/24, 04:43:49.6, KERMADEC ISLANDS REGION, MW=5.6
X-Scanned-By: MIMEDefang 2.49 on 129.236.10.30
Here is the solution for the recent event.
August 24, 2012, KERMADEC ISLANDS REGION, MW=5.6
Howard Koss
CENTROID-MOMENT-TENSOR SOLUTION
GCMT EVENT: C201208240443A
DATA: II IU CU MN G IC LD GE DK
L.P.BODY WAVES:126S, 236C, T= 40
MANTLE WAVES: 59S, 66C, T=125
SURFACE WAVES: 130S, 238C, T= 50
TIMESTAMP: Q-20120824080632
CENTROID LOCATION:
ORIGIN TIME: 04:43:54.1 0.1
LAT:27.09S 0.01;LON:176.32W 0.01
DEP: 32.2 0.3;TRIANG HDUR: 1.6
MOMENT TENSOR: SCALE 10**24 D-CM
RR= 2.790 0.036; TT= 0.031 0.028
PP=-2.820 0.028; RT= 0.562 0.048
RP= 2.120 0.046; TP=-0.745 0.023
PRINCIPAL AXES:
1.(T) VAL= 3.527;PLG=71;AZM=286
2.(N) 0.214; 1; 194
3.(P) -3.739; 19; 104
BEST DBLE.COUPLE:M0= 3.63*10**24
NP1: STRIKE=193;DIP=26;SLIP= 89
NP2: STRIKE= 14;DIP=64;SLIP= 91
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To: alert@emsc-csem.org, zirbes@usgs.gov
Subject: USGS WPhase Moment Tensor Solution
12/ 8/24 4:43:49.00
Epicenter: -27.179 -176.727
MW 5.7
USGS/WPHASE CENTROID MOMENT TENSOR
12/ 8/24 4:43:49.00
Centroid: -26.679 -176.392
Depth 15 No. of sta: 25
Moment Tensor; Scale 10**17 Nm
Mrr= 3.27 Mtt= 0.14
Mpp=-3.41 Mrt= 1.02
Mrp= 2.39 Mtp=-0.87
Principal axes:
T Val= 4.17 Plg=70 Azm=303
N = 0.29 5 196
P = -4.46 18 104
Best Double Couple:Mo=4.3*10**17
NP1:Strike=186 Dip=27 Slip= 78
NP2: 20 64 96
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