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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     14 APR 2009  (104)

     ot  = 12:48:57.09   +/-   2.19              KERMADEC ISLANDS, NEW ZEALAND   
     lat =     -30.352   +/-    8.1
     lon =    -177.950   +/-    9.0              MAGNITUDE 5.2 (GS)       
     dep =         5.4   +/-   13.5   

     120 km (75 miles) S of Raoul Island, Kermadec Islands (pop N/A)
     150 km (95 miles) NE of L'Esperance Rock, Kermadec Islands (pop N/A)
     990 km (610 miles) NE of Auckland, New Zealand
     1380 km (860 miles) NNE of WELLINGTON, New Zealand

     nph =   44 of  56    se = 1.40    FE=178                            A   

     error ellipse = (314.3, 62.7, 22.1;124.4, 26.9, 14.1;216.5,  4.0,  9.1)

 mb = 5.2 ( 33)  ML = 0.0 (  0)  mblg = 3.4 (  7)  md = 4.4 (  1)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 RAO  ePg     12:49:18.59   0.5    1.1   1 d:2.5+2     4.4                   RAO 
      eSg     12:49:32.34  S res =   0.0X
 URZ  ePn     12:51:02.72  -3.3    8.9 206 g:3.5-1 1.0 4.4                   URZ 
      eSn     12:52:44.00  S res =  -2.4X
 OUZ  ePn     12:51:10.26   7.9X   8.6 233 g:2.0-2 1.1 3.1                   OUZ 
      eSn     12:52:38.23  S res =  -1.6X
 KHZ  ePn     12:52:08.46  -5.4X  13.8 207 g:2.0-2 1.0 3.5                   KHZ 
 MSVF ePn     12:52:11.99   8.3X  13.1 343 g:2.0-2 1.3 3.3                   MSVF
 RPZ  ePn     12:52:41.68  -0.4   15.9 210 g:1.0-2 1.1 3.3  b:3.5+1 .58 4.7  RPZ 
 ODZ  ePn     12:52:58.50   0.6   17.2 208 g:9.9-3 1.1 3.3  b:3.9+1 .76 4.6  ODZ 
 AFI  ePn     12:52:58.86  -1.0   17.3  21 g:4.0-2 1.3 3.8  b:4.5+1 .80 4.7  AFI 
 ARMA eP      12:54:36.38   3.4X  26.2 262 b:6.5+1 .90 5.3                   ARMA
 EIDS eP      12:54:48.63   1.7   27.8 273 b:7.1+1 .85 5.5                   EIDS
 CAN  P       12:54:52.26   2.2   28.1 251 g:1.6-1 .95 4.9X b:1.6+2 .95 5.8  CAN 
 TAU  eP      12:55:10.35   0.8   30.3 236 b:6.2+1 1.0 5.4                   TAU 
 CTAO eP      12:55:41.68   1.2   33.8 279 b:2.8+2 .70 6.3X                  CTAO
 STKA eP      12:55:47.84   1.4   34.5 257 b:5.1+1 .75 5.5                   STKA
 PMG  eP      12:56:22.03   0.6   38.6 295 b:5.7+1 1.3 5.1                   PMG 
      P       12:56:33.79  12.3X
 BBOO eP      12:56:24.94   0.2   39.0 254 b:2.5+3 .95 6.8X                  BBOO
 COEN eP      12:56:28.53   1.4   39.3 286 b:2.9+2 .80 6.0                   COEN
 AS31 P       12:56:58.50  -0.4   43.2 267                                   AS31
 WRAB P       12:57:05.71  -1.0   44.1 272 b:1.0+2 .65 5.8                   WRAB
 FORT eP      12:57:20.98  -1.3   46.1 255 b:9.4+1 .70 5.9                   FORT
 VNDA eP      12:57:39.15   1.6   48.1 186 b:4.3+1 1.6 5.3                   VNDA
 SBA  eP      12:57:39.90   2.8   48.1 184 b:5.1+1 .80 5.7                   SBA 
 FITZ P       12:58:10.01  -0.6   52.4 270 b:7.9+1 1.1 5.5                   FITZ
 MBWA eP      12:58:36.86  -2.0   56.3 264 b:9.0+1 1.6 5.5                   MBWA
 QSPA eP      12:59:03.43   0.7   59.8 180 b:2.0+2 .80 6.3X                  QSPA
 KAPI eP      12:59:28.23  -1.3   63.6 280                                   KAPI
 DAV          12:59:37.93  -4.7X  65.6 295                                   DAV 
 KSM  eP      13:00:37.50  -2.7   75.1 281 b:3.3+1 1.0 5.3                   KSM 
 SNAA eP      13:00:55.88  -1.3   78.2 178                                   SNAA
 IPM  P       13:01:29.46  -2.4   84.6 278 b:2.0+1 .95 5.3                   IPM 
 ISA  eP      13:01:39.88   0.2   86.2  45                                   ISA 
 CMB  P       13:01:40.99  -0.9   86.7  42 b:1.7+1 1.2 5.1                   CMB 
 GLA  eP      13:01:43.20   0.5   86.8  49                                   GLA 
 GSC  eP      13:01:43.58   0.0   87.0  46                                   GSC 
 OHCM eP      13:01:45.18   2.1   87.0  40                                   OHCM
 BEKR P       13:01:47.59  -0.6   88.0  41 b:2.8+0 1.1 4.5                   BEKR
 TUC  P       13:01:53.41   0.1   89.0  51 b:2.8+1 1.4 5.3                   TUC 
 WUAZ P       13:02:00.90   0.3   90.6  48 b:2.0+1 1.2 5.3                   WUAZ
 MSU  P       13:02:03.52  -3.3X  91.9  46 b:9.1+0 1.2 5.0                   MSU 
 MFID P       13:02:10.20  -0.6   92.9  40 b:1.1+1 1.1 5.2                   MFID
      e       13:02:26.30  13.0X
 TMUT P       13:02:11.97   0.1   93.0  46 b:8.1+0 .98 5.1                   TMUT
 GDL2 e       13:02:13.53  -0.2   93.4  55 b:3.2+0 .64 4.9                   GDL2
 HLID P       13:02:14.65  -0.3   93.7  41 b:7.7+0 1.1 5.0                   HLID
 CHTO P       13:02:17.48   2.8   93.6 290 b:4.5+0 .90 4.9                   CHTO
 MCMT P       13:02:22.22  -0.5   95.4  40 b:2.9+0 1.1 4.6                   MCMT
 TNA  P       13:02:24.34   0.2   95.9   4 b:1.6+1 .98 5.5                   TNA 
 SNOW P       13:02:24.46   0.0   95.8  42 b:4.1+0 .73 5.0                   SNOW
 TRF  P       13:02:25.22   0.2   96.0  12 b:1.4+1 1.1 5.4                   TRF 
 QLMT P       13:02:26.89   0.6   96.2  41 b:3.6-1 .42 4.2X                  QLMT
 COLA P       13:02:30.89  -1.7   97.8  12 b:3.0+0 .75 5.0                   COLA
 QUA2 e       13:04:08.63  -6.2X 120.6  56                                   QUA2



 Generated 2009 APR 14 at 13:08 UTC

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


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