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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     15 NOV 2008  (320)

     ot  = 21:58:31.21   +/-   1.21              VANUATU                         
     lat =     -18.978   +/-    9.2
     lon =     168.525   +/-    8.3              MAGNITUDE 5.1 (GS)       
     dep =        69.7   +/-   15.9   

     100 km (60 miles) NW of Isangel, Tanna, Vanuatu (pop 700)
     140 km (85 miles) S of PORT-VILA, Efate, Vanuatu (pop 30,000)
     290 km (180 miles) NNE of Tadine, Loyalty Islands, New Caledonia
     1845 km (1140 miles) ENE of BRISBANE, Queensland, Australia

     nph =   20 of  20    se = 1.07    FE=186                            A   

     error ellipse = ( 41.0, 65.7, 26.2;214.5, 24.1, 13.5;305.6,  2.4,  9.9)

 mb = 5.1 ( 16)  ML = 0.0 (  0)  mblg = 0.0 (  0)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 MSVF ePn     22:00:41.53   1.2    9.1  84                                   MSVF
 HNR  ePn     22:01:25.88  -1.9   12.6 318                                   HNR 
 OUZ  ePn     22:02:20.96  -0.9   16.8 165 b:1.2+2 .82 5.1                   OUZ 
 EIDS eP      22:02:29.88   1.0   17.4 245 b:8.2+1 .95 4.9                   EIDS
 ARMA eP      22:02:49.51   1.1   19.1 230 b:3.5+1 .95 4.6                   ARMA
 URZ  eP      22:03:04.75   0.0   20.6 161 b:2.9+2 1.6 5.4                   URZ 
 CTAO P       22:03:10.27   0.9   21.0 263 g:7.2-2 .80 4.4X b:6.6+1 .70 5.1  CTAO
 PMG  eP      22:03:28.88   0.9   22.8 292 b:3.9+1 .80 4.9                   PMG 
 KHZ  eP      22:03:35.53  -1.5   23.8 171 b:1.0+2 .90 5.3                   KHZ 
 CAN  eP      22:03:36.82  -0.3   23.7 223 g:5.4-2 1.2 4.2X b:2.0+1 .60 4.7  CAN 
 RPZ  eP      22:03:46.27   0.0   24.8 176 b:6.0+1 .92 5.0                   RPZ 
 COEN eP      22:03:48.11   1.2   24.8 278 b:2.9+2 .80 5.8                   COEN
 STKA eP      22:04:10.92   0.5   27.4 237                                   STKA
 WRAB P       22:04:51.67  -1.3   32.2 263 b:3.7+1 .90 5.2                   WRAB
 WB2  P       22:04:51.72  -1.2   32.2 263                                   WB2 
 FORT P       22:05:45.40  -0.2   38.4 244 b:2.7+1 .55 5.4                   FORT
 KAPI P       22:07:15.23   0.1   49.5 280 b:1.8+1 .85 5.1                   KAPI
 SBA  P       22:08:23.51   0.9   58.9 180 b:1.4+1 1.0 5.0                   SBA 
 MAJO P       22:08:45.77   0.2   62.2 333 b:1.7+1 .95 5.1                   MAJO
 QSPA P       22:09:41.23  -0.6   71.1 180 b:3.5+1 1.3 5.1                   QSPA



 Generated 2008 NOV 15 at 22:12 UTC

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


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