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Earthquake Hazards Program

Magnitude 7.4 AUCKLAND ISLANDS, NEW ZEALAND REGION

Sunday, September 30, 2007 at 05:23:34 UTC

Global CMT Project Moment Tensor Solution


September 30, 2007, AUCKLAND ISLANDS, N.Z. REGION, MW=7.4

Goran Ekstrom
Meredith Nettles

CENTROID-MOMENT-TENSOR  SOLUTION
GCMT EVENT:     C200709300523A  
DATA: II IU CU IC GE 
L.P.BODY WAVES: 96S, 209C, T= 50
MANTLE WAVES:   98S, 250C, T=150
SURFACE WAVES:  85S, 197C, T= 50
TIMESTAMP:      Q-20070930092014
CENTROID LOCATION:
ORIGIN TIME:      05:23:51.5 0.1
LAT:49.24S 0.01;LON:164.11E 0.01
DEP: 13.1  0.3;TRIANG HDUR: 12.1
MOMENT TENSOR: SCALE 10**27 D-CM
RR= 1.250 0.007; TT=-0.032 0.004
PP=-1.220 0.005; RT= 0.333 0.039
RP=-0.773 0.040; TP=-0.318 0.003
PRINCIPAL AXES:
1.(T) VAL=  1.576;PLG=68;AZM= 49
2.(N)      -0.103;    16;    185
3.(P)      -1.475;    15;    279
BEST DBLE.COUPLE:M0= 1.53*10**27
NP1: STRIKE= 31;DIP=34;SLIP= 120
NP2: STRIKE=176;DIP=62;SLIP=  71

            ---########           
        ------############-       
      -------###############-     
    ---------###############---   
   ---------#################---  
  ----------#################---- 
     -------#######   ########--- 
 - P -------####### T ########----
 -   -------#######   #######-----
 -----------#################-----
 -----------################------
  ----------################----- 
  -----------#############------- 
   ----------############-------  
    ----------#########--------   
      ---------######--------     
        --------#----------       
            ######-----           

Global CMT Project Catalog Search

Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver


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