Phase Data

Explanation of Parameters


      7 OCT 2011  (280)

     ot  = 12:14:36.94   +/-   2.49              SOUTH OF KERMADEC ISLANDS       
     lat =     -32.758   +/-   13.0
     lon =    -177.758   +/-   10.9              MAGNITUDE 4.8 (GS)       
     dep =        49.3   +/-    7.8   

     182 km (113 miles) SE of L'Esperance Rock, Kermadec Islands
     387 km (240 miles) S of Raoul Island, Kermadec Islands
     821 km (510 miles) ENE of Auckland, New Zealand
     1156 km (718 miles) NE of WELLINGTON, New Zealand

     nph =   34 of  45    se = 1.23    FE=179                            A   

     error ellipse = (342.0, 10.0, 20.4;249.0, 20.0, 17.2; 98.0, 67.0, 10.5)

 mb = 4.8 (  1)  ML = 5.2 ( 12)  mblg = 4.2 (  5)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 RAO  ePn     12:15:30.00   1.1    3.5 358 L:1.6+1 .68 5.4  g:2.2+0 .73 4.7  RAO 
      eSn     12:16:04.94  S res =  -4.1X
 MXZ  ePn     12:16:02.96   2.9X   5.8 213 L:1.4+0 .68 5.1                   MXZ 
      eSn     12:17:01.20  S res =  -3.8X
 URZ  ePn     12:16:17.72   2.3    6.9 216 L:1.4+0 .78 5.4  g:5.3-1 .99 4.5  URZ 
      eSn     12:17:33.29  S res =   0.7 
 OUZ  ePn     12:16:26.11   1.2    7.6 249 L:8.0-2 3.2 4.3                   OUZ 
      eSn     12:17:45.48  S res =  -4.0X
 BKZ  ePn     12:16:31.52   2.1    7.9 214 L:8.2-1 .82 5.4  g:2.4-1 1.0 4.2  BKZ 
      eSn     12:17:58.07  S res =   0.5 
 HIZ  ePn     12:16:38.99   4.2X   8.3 224 L:2.0-1 1.5 4.9                   HIZ 
 BFZ  ePn     12:16:48.91   1.2    9.3 210 g:1.1-1 .92 4.0                   BFZ 
      eSn     12:18:28.59  S res =  -1.8 
 SNZO ePn     12:17:02.98  -0.9   10.4 213                                   SNZO
      eSn     12:18:52.44  S res =  -7.0X
 THZ  ePn     12:17:19.20  -1.4   11.7 217                                   THZ 
 KHZ  ePn     12:17:21.82  -1.3   11.9 213                                   KHZ 
 LTZ  ePn     12:17:33.25  -2.0   12.7 215                                   LTZ 
      eSn     12:19:46.26  S res =  -9.2X
 OXZ  ePn     12:17:38.98  -3.3   13.3 214                                   OXZ 
 MQZ  ePn     12:17:39.08  -3.4   13.3 212                                   MQZ 
      eSn     12:19:56.45  S res = -11.9X
 RPZ  ePn     12:17:48.92  -3.8   14.0 216                                   RPZ 
 MSVF ePn     12:18:11.64   0.3   15.4 345 b:1.3+2 1.0 5.1                   MSVF
 DZM  ePn     12:18:37.33  -1.3   17.6 303 b:1.5+2 1.3 5.0                   DZM 
 AFI  eP      12:19:00.60   0.0X  19.5  18 b:4.7+1 .90 4.8                   AFI 
 CRLZ eSn     12:19:55.26 -10.9X  13.2 212                                   CRLZ
 ARMA eP      12:20:06.88   0.2   26.1 267 b:2.2+1 1.3 4.6                   ARMA
 MCQ  eP      12:20:16.86   0.5   27.3 210 b:2.5+2 1.5 5.6                   MCQ 
 EIDS eP      12:20:25.04   0.5   28.1 277 b:2.3+1 .80 4.9                   EIDS
 TAU  eP      12:20:34.22   0.5   29.2 240 b:2.4+1 .80 4.9                   TAU 
 PPT  eP      12:20:37.17   0.2   29.5  66                                   PPT 
 ODZ  eSn     12:20:44.83 -10.9X  15.2 213                                   ODZ 
 STKA eP      12:21:19.00   1.1   34.2 260 b:2.1+0 1.0 4.0                   STKA
 CTAO eP      12:21:20.46   0.5   34.4 282 b:3.9+1 .75 5.4                   CTAO
 BBOO eP      12:21:54.99  -0.2   38.6 257 b:8.8+0 .60 4.8                   BBOO
 PMG  eP      12:22:05.94   0.2   39.8 298 b:6.1+1 .85 5.5                   PMG 
 COEN eP      12:22:08.40  -0.1   40.2 288 b:3.7+1 .80 5.3                   COEN
 AS01 eP      12:22:31.79  -1.5   43.2 269                                   AS01
 AS31 eP      12:22:33.22  -0.4   43.2 269 b:2.1+1 .70 5.0                   AS31
 WB2  eP      12:22:42.45  -0.7   44.4 274                                   WB2 
 WRAB eP      12:22:42.61  -0.5   44.4 274 b:7.6+1 .85 5.5                   WRAB
 MANU eP      12:22:45.94   0.0   44.8 306 b:5.5+1 1.2 5.2                   MANU
 VNDA epP     12:23:03.97   0.0   45.8 186                                   VNDA
 MTN  eP      12:23:29.92  -1.1   50.6 281                                   MTN 



 Generated 2011 OCT  7 at 12:27 UTC

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