Phase Data

Explanation of Parameters


     30 SEP 2011  (273)

     ot  = 10:18:27.03   +/-   1.80              AUCKLAND ISLANDS, N.Z. REGION   
     lat =     -49.647   +/-   11.0
     lon =     163.679   +/-   13.0              MAGNITUDE 4.6 (GS)       
     dep =        26.8   +/-    6.7   

     212 km (132 miles) WNW of Auckland Island, New Zealand
     502 km (312 miles) SW of Invercargill, New Zealand
     1269 km (788 miles) SW of WELLINGTON, New Zealand
     1984 km (1232 miles) SSE of CANBERRA, A.C.T., Australia

     nph =   33 of  37    se = 0.89    FE=166                            A   

     error ellipse = (309.0,  0.0, 24.9;218.0, 52.0, 12.8; 39.0, 37.0,  1.8)

 mb = 4.6 (  1)  ML = 4.5 ( 22)  mblg = 3.5 (  6)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 PYZ  ePn     10:19:26.41  -0.4    4.0  31 L:9.1-1 .46 4.3                   PYZ 
      eSn     10:20:13.13  S res =   0.0 
 WHZ  ePn     10:19:35.68  -0.9    4.7  39 L:6.5-1 .50 4.4  g:9.0-2 .74 3.5  WHZ 
      eSn     10:20:28.84  S res =  -1.7 
 DCZ  ePn     10:19:36.72  -0.8    4.8  31 L:3.2-1 1.8 4.1  g:1.1-1 1.0 3.6  DCZ 
      eSn     10:20:29.88  S res =  -2.3 
 MLZ  ePn     10:19:44.29   0.8    5.2  37 L:6.3-1 1.6 4.6  g:1.0-1 .91 3.6  MLZ 
      eSn     10:20:45.00  S res =   2.1 
 MCQ  ePn     10:19:46.31  -3.0    5.7 209 L:4.8-1 4.9 4.6                   MCQ 
      eSn     10:20:47.42  S res =  -6.0 
 WKZ  ePn     10:19:55.09   0.6    6.0  39 L:5.9-1 1.5 4.8  g:2.0-1 1.1 4.0  WKZ 
      eSn     10:21:02.49  S res =  -0.2 
 ODZ  ePn     10:20:01.24  -1.0    6.6  48 L:2.1-1 .84 4.5                   ODZ 
      eSn     10:21:12.77  S res =  -3.8X
 LBZ  ePn     10:20:06.06  -0.1    6.9  43 L:1.7-1 4.9 4.5                   LBZ 
      eSn     10:21:21.64  S res =  -2.0 
 FOZ  ePn     10:20:13.85   0.2    7.4  37 L:1.7-1 2.3 4.6                   FOZ 
 RPZ  ePn     10:20:19.13   0.4    7.8  43 L:1.4-1 .78 4.7  g:4.0-2 .98 3.4  RPZ 
 OXZ  ePn     10:20:30.70   1.7    8.6  46 L:1.8-1 1.4 4.9                   OXZ 
 LTZ  ePn     10:20:36.41   0.1    9.1  44                                   LTZ 
 KHZ  ePn     10:20:47.49  -0.8   10.0  47                                   KHZ 
 THZ  ePn     10:20:51.21  -0.2   10.2  43                                   THZ 
 TAU  ePn     10:21:31.96   0.0   13.2 295                                   TAU 
 BKZ  ePn     10:21:42.41   0.3   13.9  46                                   BKZ 
 URZ  ePn     10:21:56.37   0.5   14.9  45                                   URZ 
 MXZ  ePn     10:22:10.37  -0.1   16.0  47 b:9.5+1 1.1 4.8                   MXZ 
 OUZ  ePn     10:22:11.82  -0.1   16.1  31 b:1.7+2 1.8 4.9                   OUZ 
 LHI  eP      10:22:40.32   0.0   18.4 347 b:2.3+2 1.1 5.3                   LHI 
 STKA eP      10:23:40.63  -1.0   24.2 309 b:1.6+1 2.0 4.2                   STKA
 EIDS eP      10:23:58.37  -0.5   26.1 333 b:3.5+1 1.7 4.7                   EIDS
 DZM  eP      10:24:13.81   1.7   27.6   6 b:1.8+1 1.0 4.7                   DZM 
 VNDA eP      10:24:15.45   0.5   28.0 181 b:1.4+1 1.6 4.4                   VNDA
 SBA  eP      10:24:16.38  -1.7X  28.3 179 b:1.7+1 1.6 4.5                   SBA 
 AS01 eP      10:25:16.93   1.3   34.8 307                                   AS01
 WB2  eP      10:25:41.01   0.5X  37.7 311 b:1.2+1 1.1 4.6                   WB2 
 WRAB eP      10:25:42.53   2.0X  37.7 311 b:1.1+1 1.1 4.6                   WRAB
 SNAA eP      10:28:21.00   0.0   58.6 185 b:9.9+0 1.2 4.8                   SNAA



 Generated 2011 SEP 30 at 10:32 UTC

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