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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     19 APR 2009  (109)

     ot  = 10:26:17.88   +/-   0.76              SOUTH OF FIJI ISLANDS           
     lat =     -23.717   +/-    7.3
     lon =    -179.812   +/-    8.0              MAGNITUDE 4.6 (GS)       
     dep =       508.5   +/-    8.9   

     360 km (220 miles) SSW of Ndoi Island, Fiji
     550 km (340 miles) WSW of NUKU'ALOFA, Tonga
     645 km (400 miles) SSE of SUVA, Viti Levu, Fiji
     1545 km (960 miles) NNE of Auckland, New Zealand

     nph =   36 of  39    se = 0.95    FE=171                            A   

     error ellipse = (300.3, 45.7, 14.2;136.6, 43.1, 13.4; 38.8,  8.2,  9.2)

 mb = 4.6 ( 23)  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     10:27:58.83   1.3    6.3 341                                   MSVF
 AFI  ePn     10:28:57.72  -2.8   12.4  39                                   AFI 
      eSn     10:31:06.54
 URZ  ePn     10:29:25.32   0.4   14.7 190                                   URZ 
      eSn     10:32:02.72
 SNZO eP      10:29:57.90  -0.9   18.1 193 b:4.1+1 1.0 5.0                   SNZO
 KHZ  eP      10:30:10.37  -0.5   19.5 195 b:1.6+1 .52 4.9                   KHZ 
 RPZ  eP      10:30:28.11   0.3   21.3 198 g:2.2-2 .80 3.9X b:2.2+1 .80 4.8  RPZ 
 ARMA eP      10:31:13.09   1.0   26.2 249 b:1.3+1 .57 4.7                   ARMA
 EIDS eP      10:31:15.14   0.8   26.5 260 b:4.0+1 1.3 4.8                   EIDS
 CTAO eP      10:31:59.90   0.8   31.6 270 b:4.3+1 .50 5.2                   CTAO
 TAU  eP      10:32:12.37   0.6   33.2 227 b:1.7+1 .58 4.8                   TAU 
 STKA eP      10:32:27.36   0.5   35.0 248 b:2.7+0 .95 3.8                   STKA
 COEN eP      10:32:37.90   0.0   36.3 279 b:2.7+1 .46 5.1                   COEN
 AS31 eP      10:33:25.75  -0.5   42.2 260                                   AS31
 WRAB eP      10:33:28.02  -0.9   42.6 266 b:3.1+1 .80 4.9                   WRAB
 FORT eP      10:33:58.33  -1.0   46.5 249 b:9.4+1 .60 5.5                   FORT
 FITZ eP      10:34:32.58  -0.2   51.0 265 b:1.5+1 .75 4.5                   FITZ
 MBWA eP      10:35:04.20  -1.0   55.6 260 b:1.3+1 .68 4.4                   MBWA
 CASY eP      10:35:36.34  -0.5   60.4 206 b:1.1+1 .78 4.3                   CASY
 QSPA eP      10:36:16.77   1.1   66.4 180 b:1.3+1 1.1 4.4                   QSPA
 IPM  eP      10:37:44.13  -0.6   81.9 279 b:8.2+0 .53 4.5                   IPM 
 KULM eP      10:37:47.42  -0.5   82.6 279 b:3.3+1 1.5 4.6                   KULM
 ISA  eP      10:37:49.17   0.8   82.8  46 b:3.6+0 .88 3.9                   ISA 
 CMB  eP      10:37:49.90   0.7   82.9  43 b:3.4+0 1.0 3.8                   CMB 
 TUC  eP      10:38:07.75   2.1   86.3  52 b:2.7+0 .90 4.0                   TUC 
 MFID eP      10:38:18.67   0.9   88.9  41 b:2.9+0 1.1 4.0                   MFID
 CHTO eP      10:38:23.30   1.1   89.8 291 b:6.1+0 1.2 4.4                   CHTO
 SRU  eP      10:38:23.38   0.5   89.9  47 b:9.5+0 1.4 4.5                   SRU 
 KKAR ePKPdf  10:44:09.46  -0.8  119.9 307                                   KKAR
 ABKARePKPdf  10:44:23.73  -0.3  127.2 315                                   ABKA
 KIEV ePKPdf  10:44:55.78  -0.7  144.9 328                                   KIEV
 AK02 ePKPdf  10:44:55.95  -0.6  144.9 327                                   AK02
 MALT ePKPdf  10:44:56.37   0.1  144.4 303                                   MALT
 BR131ePKPbc  10:45:04.40  -0.7  147.6 307                                   BR13
      ePKPab  10:45:09.24   0.1X
 KWP  ePKPbc  10:45:07.16  -0.2  148.7 331                                   KWP 
 CSS  ePKPbc  10:45:08.21  -0.7  149.1 299                                   CSS 
 BUR08ePKPbc  10:45:08.46   0.4  148.9 326                                   BUR0



 Generated 2009 APR 20 at 12:24 UTC

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


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