Phase Data

Explanation of Parameters


      2 OCT 2011  (275)

     ot  = 06:37:40.18   +/-   1.00              SOUTH OF KERMADEC ISLANDS       
     lat =     -33.034   +/-   10.6
     lon =    -178.751   +/-   18.2              MAGNITUDE 4.7 (GS)       
     dep =        35.0   +/-    3.3   

     178 km (111 miles) S of L'Esperance Rock, Kermadec Islands
     425 km (264 miles) S of Raoul Island, Kermadec Islands
     729 km (452 miles) NE of Auckland, New Zealand
     1082 km (672 miles) NE of WELLINGTON, New Zealand

     nph =   28 of  38    se = 0.49    FE=179                            A   

     error ellipse = (114.0,  1.0, 30.2; 24.0,  6.0, 11.9;221.0, 83.0,  4.8)

 mb = 4.7 (  1)  ML = 4.6 ( 14)  mblg = 4.0 (  4)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 RAO  ePn     06:38:32.84  -4.0X   3.8  11 L:3.5+0 .98 4.9                   RAO 
      eSn     06:39:19.97  S res =  -0.8 
 MXZ  ePn     06:38:53.86  -0.5    5.1 207 L:3.9-1 1.2 4.3  g:1.3-1 .97 3.7  MXZ 
 URZ  ePn     06:39:09.62   0.3    6.2 212 L:5.3-1 .98 4.8                   URZ 
 OUZ  ePn     06:39:22.22   6.0X   6.7 249 L:1.2-1 4.0 4.3                   OUZ 
 BKZ  ePn     06:39:23.43   0.1    7.2 211 L:2.2-1 1.0 4.7  g:7.0-2 1.0 3.6  BKZ 
 HIZ  ePn     06:39:27.65   0.0    7.5 222 L:1.3-1 1.7 4.5                   HIZ 
 BFZ  ePn     06:39:38.55  -3.8X   8.6 206 L:1.4-1 2.5 4.9                   BFZ 
      eSn     06:41:16.88  S res =  -1.5 
 THZ  ePn     06:40:08.85  -5.5X  10.9 215                                   THZ 
      eSn     06:42:13.74  S res =  -1.8 
 KHZ  ePn     06:40:14.37  -3.0   11.2 211                                   KHZ 
      eSn     06:42:16.91  S res =  -4.0X
 MSVF ePn     06:41:15.21  -0.9   15.5 349 b:6.0+1 1.6 4.6                   MSVF
 DCZ  ePn     06:41:28.27  -0.5   16.5 217 b:1.6+2 1.9 4.8                   DCZ 
 DZM  ePn     06:41:39.88   3.8X  17.0 306 b:3.8+1 1.1 4.4                   DZM 
 SNZO eSn     06:41:41.16  -5.3X   9.8 210                                   SNZO
 OXZ  eSn     06:42:47.05  -7.9X  12.6 213                                   OXZ 
 RPZ  eSn     06:43:13.41   0.0   13.3 214                                   RPZ 
 MCQ  eP      06:43:15.15   0.1   26.6 210 b:4.6+2 1.9 5.8                   MCQ 
 EIDS eP      06:43:23.12   1.1   27.3 278 b:3.4+1 1.2 4.9                   EIDS
 CTAO eP      06:44:20.56   2.5   33.7 284 b:7.7+1 1.6 5.4                   CTAO
 COEN eP      06:45:07.48   0.2   39.5 290 b:4.8+1 1.6 5.0                   COEN
 AS31 eP      06:45:31.19  -0.3   42.4 270 b:2.7+0 .70 4.1                   AS31
 AS01 eP      06:45:31.39   0.2   42.4 270                                   AS01
 WB2  eP      06:45:41.11  -0.3   43.6 275                                   WB2 
      eP      06:45:41.24  -0.1 
      eS      06:52:08.95  S res =   0.2 
 WRAB eP      06:45:41.34   0.0   43.6 275 b:1.7+1 .70 4.9                   WRAB
 SBA  eP      06:45:59.06   4.5X  45.4 184 b:2.7+1 1.7 4.9                   SBA 
 QSPA eP      06:47:24.36   1.6X  57.1 180                                   QSPA
 MAW  eP      06:48:45.65   0.2   69.6 201 b:4.9+0 1.7 4.3                   MAW 
 SNAA eP      06:49:20.74   0.0   75.6 179 b:9.1+0 1.1 4.7                   SNAA
 KURK ePKPdf  06:56:30.92  -0.2  122.4 313                                   KURK
 FIA1 ePKPdf  06:57:18.12   1.2  147.4 338                                   FIA1
 MARD ePKPdf  06:57:20.37   2.2  147.6 288                                   MARD
 KIEV ePKPbc  06:57:32.79  -0.4  152.9 319                                   KIEV
 BR131ePKPbc  06:57:33.50  -0.8  153.2 293                                   BR13



 Generated 2011 OCT  2 at 07:01 UTC

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