Testimonies, photostemp
Full tensors solutions
To: vallee@geoazur.unice.fr
From: scardec@geoazur.unice.fr
Subject: [SCARDEC] Recent Mw=6.4 earthquake, located in ANDREANOF ISLANDS, ALEUTIAN IS., ALASKA
Message-Id: <20120927002440.A5794E743FE@alto.unice.fr>
Date: Thu, 27 Sep 2012 02:24:40 +0200 (CEST)
2012 09 26 23 39 59.0 51.583 -178.200 15.0 6.4 196 59 -38 308 58 -142
INDICATIF_SEISME 20120926_233959_ANDREANOF_ISLANDS__ALEUTIAN_IS.__ALASKA
##########################################################
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/120926233958.C000CWNI
usr/passwd : rcmt/rcmt
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
General region : C000CWNI ANDREANOF ISLANDS, ALEUTI
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : COR KBS KIP MAJO ULN YSS
Origin time: 2012 270 23 39 58
Origin time reformatted: 2012-09-26 23:39:58
Original location (lat,lon,depth) : 51.6 -178.2 34
Moment tensor (x1.e26 dyncm) :
Mrr : -0.323236 Mtt : -0.184134
Mff : 0.507370 Mrt : 0.263436
Mrf : -0.093087 Mtf : -0.250974
T-axis: moment= 0.621 plunge= 10.806 azimuth= 69.277
N-axis: moment= -0.088 plunge= 38.084 azimuth= 330.674
P-axis: moment= -0.533 plunge= 49.858 azimuth= 172.357
best double couple: Mo= 0.577(x1.e26 dyncm) Mw=6.4 tau= 4.6
nodal planes (strike/dip/slip): 310.18/ 65.92/-132.50 196.18/ 47.69/-33.48
Centroid location : 51.082 -177.988 20.911
Centroid time : 2.438
Variance reduction (%) : 71.2
***********
**** ooooo-****
*** ooo---------***
** ooo -------------**
**oooooooooo --------------**
*---- oooooo ---------------*
*----- oo oooo---------------*
**------ o ooo------------T**
*------- oo ooo------------*
**------- o ooo----------**
**-------o + ooo--------**
**-------o oo-------**
*-------o oo------*
**------o oo----**
*------o oo---*
*-----oo P oo *
**--- o **
**-- oo **
*** oo ***
****o ****
***********
0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 0 1 0 1 0 0 1 0 1 1 0 0
r-comp: 0 0 0 1 0 0 1 0 2 1 0 0
t-comp: 0 1 0 0 0 0 1 0 2 1 0 0
Total number of traces used = 15
number of runs = 7
starttime = Wed Sep 26 17:56:49 MDT 2012
depth loop = Wed Sep 26 18:11:07 MDT 2012 - Wed Sep 26 18:11:16 MDT 2012
Solution produced by inversion of channels with var red > 2%
Initial magnitude 6.9 : depth search was triggered. Initial depth 40 km.
DInit CMTDep VarRed
-------------------
020 34.301 23.61
040 48.973 23.56
060 58.900 22.78
100 75.082 21.07
200 339.942 11.28
300 429.550 8.78
400 442.850 7.48
500 456.999 7.86
600 459.984 8.54
_______________________________________________
researchCMT mailing list
You cannot post to this mailing list. It is for distribution only.
Questions comments? Ask Jascha, researchcmt-owner@geohazards.cr.usgs.gov
Archive: http://geohazards.cr.usgs.gov/pipermail/researchcmt/
To unsubscribe: https://geohazards.usgs.gov/mailman/listinfo/researchcmt
##########################################################
To: eqinfo-mt@gfz-potsdam.de
X-Original-Message-ID: <5063fa93.9LEzhnH+ji81RoLa%eqinfo@gfz-potsdam.de>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Message-ID:
Subject: MT solution GFZ event gfz2012szhe
GFZ Event gfz2012szhe
12/09/26 23:39:57.20
Andreanof Islands, Aleutian Islands
Epicenter: 51.54 -178.33
MW 6.4
GFZ MOMENT TENSOR SOLUTION
Depth 15 No. of sta: 74
Moment Tensor; Scale 10**18 Nm
Mrr=-2.96 Mtt=-1.11
Mpp= 4.07 Mrt= 2.00
Mrp= 0.37 Mtp=-1.11
Principal axes:
T Val= 4.83 Plg= 2 Azm= 70
N -0.33 37 338
P -4.50 53 163
Best Double Couple:Mo=4.7*10**18
NP1:Strike=192 Dip=54 Slip= -40
NP2: 309 58 -134
--------###
---------########
----------#############
###-------###############
##########--#################
##########------#############
##########---------############
##########------------###########
##########--------------#########
#########----------------########
#########-----------------#######
#########------------------######
########-------- --------####
#######-------- P --------###
########------- ---------##
######-------------------
######-----------------
####-------------
##---------
#############################################################
This message is sent to you because you are subscribed to
the mailing list .
To unsubscribe, E-mail to:
To switch to the DIGEST mode, E-mail to
To switch to the INDEX mode, E-mail to
Send administrative queries to
##########################################################
To: cmtcustomers@ldeo.columbia.edu
Subject: quick CMT: 2012/09/26, 23:39:54.5, ANDREANOF ISLANDS, ALEUTIAN IS., MW=6.4
X-Scanned-By: MIMEDefang 2.49 on 129.236.10.30
Here is the solution for the recent event.
September 26, 2012, ANDREANOF ISLANDS, ALEUTIAN IS., MW=6.4
Howard Koss
CENTROID-MOMENT-TENSOR SOLUTION
GCMT EVENT: C201209262339A
DATA: II LD IU DK CU MN G IC GE
L.P.BODY WAVES:144S, 355C, T= 40
MANTLE WAVES: 128S, 238C, T=125
SURFACE WAVES: 146S, 372C, T= 50
TIMESTAMP: Q-20120927055440
CENTROID LOCATION:
ORIGIN TIME: 23:39:58.3 0.0
LAT:51.54N 0.00;LON:178.03W 0.00
DEP: 13.4 0.2;TRIANG HDUR: 4.0
MOMENT TENSOR: SCALE 10**25 D-CM
RR=-2.700 0.022; TT=-1.900 0.020
PP= 4.600 0.023; RT= 2.300 0.062
RP= 1.920 0.059; TP=-2.630 0.018
PRINCIPAL AXES:
1.(T) VAL= 5.677;PLG= 8;AZM=253
2.(N) -0.054; 44; 351
3.(P) -5.623; 45; 155
BEST DBLE.COUPLE:M0= 5.65*10**25
NP1: STRIKE=305;DIP=53;SLIP=-150
NP2: STRIKE=196;DIP=66;SLIP= -40
----------#
------------#######
------------###########
--######-----##############
#############--##############
#############------############
############----------#########
############-------------########
############--------------#######
###########----------------######
########-----------------#####
T ########------------------###
########-------- --------##
########--------- P --------#
########-------- --------
######-----------------
####---------------
#----------
##########################################################
To: alert@emsc-csem.org, zirbes@usgs.gov
Subject: USGS Body-Wave Moment Tensor Solution
12/09/26 23:39:57.73
Epicenter: 51.585 -178.231
MW 6.4
USGS MOMENT TENSOR SOLUTION
Depth 8 No. of sta: 128
Moment Tensor; Scale 10**18 Nm
Mrr=-1.98 Mtt=-1.33
Mpp= 3.31 Mrt= 2.19
Mrp= 0.98 Mtp=-2.19
Principal axes:
T Val= 4.18 Plg= 1 Azm=249
N 0.31 46 340
P -4.49 44 158
Best Double Couple:Mo=4.3*10**18
NP1:Strike=194 Dip=62 Slip= -35
NP2: 302 60 -147
##########################################################