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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     12 JUN 2009  (163)

     ot  = 14:32:55.84   +/-   1.43              VANUATU                         
     lat =     -17.355   +/-    6.4
     lon =     167.638   +/-    4.7              MAGNITUDE 5.1 (GS)       
     dep =        35.9   +/-    4.3   

     85 km (50 miles) WNW of PORT-VILA, Efate, Vanuatu (pop 30,000)
     210 km (130 miles) SSE of Luganville, Espiritu Santo, Vanuatu
     295 km (185 miles) NW of Isangel, Tanna, Vanuatu
     1875 km (1160 miles) NE of BRISBANE, Queensland, Australia

     nph =   36 of  38    se = 0.71    FE=186                            A   

     error ellipse = (152.0,  3.0, 10.6;264.0, 80.0,  6.5; 61.0,  8.0,  5.9)

 mb = 5.1 ( 32)  ML = 0.0 (  0)  mblg = 3.8 ( 11)  md = 0.0 (  0)  MS = 4.7 (  8)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 MSVF ePn     14:35:16.72   0.2    9.9  93 g:1.0-2 1.2 3.0                   MSVF
 HNR  ePn     14:35:29.60   0.6   10.9 315 g:9.0-2 1.0 4.0                   HNR 
 EIDS ePn     14:36:57.22   1.7   17.4 239 g:1.0-2 1.2 3.2  b:1.1+2 1.7 4.7  EIDS
 ARMA ePn     14:37:22.93   0.6   19.6 225 g:1.0-2 1.2 3.5  b:8.3+1 1.4 4.8  ARMA
 AFI  eP      14:37:27.82   0.7   20.1  83 b:1.8+2 1.3 5.3                   AFI 
 CTAO ePn     14:37:32.00  -0.3   20.4 259 b:3.8+1 1.0 4.7                   CTAO
 URZ  eP      14:37:51.16  -0.4   22.4 160 b:1.8+2 1.1 5.4                   URZ 
 KHZ  eP      14:38:23.37   0.0   25.5 169 b:4.0+2 2.0 5.7                   KHZ 
 AS31 eP      14:39:20.61   0.0   32.2 253                                   AS31
 MBWA eP      14:41:11.82   1.5   45.3 257 b:2.2+1 .80 5.1                   MBWA
 KKM  eP      14:42:29.74  -0.9   55.9 290 b:8.7+1 1.7 5.5                   KKM 
 KSM  eP      14:42:55.12  -0.9   59.5 282 b:2.6+1 .80 5.4                   KSM 
 VNDA eP      14:42:59.54  -0.8   60.2 181 b:5.1+1 1.9 5.3                   VNDA
 MAJO eP      14:43:01.66  -0.2   60.4 332 b:4.0+1 1.1 5.5                   MAJO
 SBA  eP      14:43:01.75  -0.4   60.5 180 b:5.1+1 1.4 5.5                   SBA 
 IPM  eP      14:43:59.18  -0.6   69.3 281                                   IPM 
 KULM eP      14:44:02.74  -0.9   69.9 282                                   KULM
 FALS eP      14:44:40.36   1.0   76.1  16 b:7.8+1 1.2 5.6                   FALS
 CHTO eP      14:44:42.33  -0.5   76.6 294 b:1.9+1 1.2 5.0                   CHTO
 SVW2 eP      14:45:20.23   0.3   83.6  17                                   SVW2
 RSO  eP      14:45:21.70  -0.1   83.9  18                                   RSO 
 ULN  eP      14:45:27.47   2.3   84.5 323 b:5.2+1 1.0 5.7                   ULN 
 TRF  eP      14:45:36.70  -0.3   86.9  17 b:6.9+0 .88 4.9                   TRF 
 CMB  eP      14:45:38.53   0.4   87.1  48 b:1.1+1 .90 5.1                   CMB 
 HUMO eP      14:45:39.11   0.2   87.3  43 b:4.8+0 .95 4.7                   HUMO
 ISA  eP      14:45:40.10  -0.3   87.6  51 b:7.8+0 .90 5.0                   ISA 
 MTUM eP      14:45:43.09  -0.3   88.2  49                                   MTUM
 ILB  eP      14:45:45.75  -0.5   88.9  17                                   ILB 
 NV11 eP      14:45:47.04   0.4   88.9  49                                   NV11
 LDFC eP      14:45:50.75  -0.5   89.9  53                                   LDFC
 COLD eP      14:45:53.58   3.1X  89.9  15 b:3.8+0 1.0 4.6                   COLD
      epP     14:46:06.24  depth =   4.4X
 SNAA eP      14:45:54.68  -1.4   90.9 183 b:4.2+1 1.3 5.7                   SNAA
 DOT  epP     14:45:55.09  -2.8   89.0  19                                   DOT 
 TUC  eP      14:46:02.01  -0.7   92.3  56                                   TUC 
 CCUT epP     14:46:11.80  -1.3   92.1  51                                   CCUT
 HLID epP     14:46:18.86  -0.2   93.4  45                                   HLID
 TX31 eP      14:46:25.92   0.4   97.3  61                                   TX31



 Generated 2009 JUN 12 at 14:52 UTC

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


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