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Earthquake Hazards Program
Phase Data

Explanation of Parameters


      4 JUL 2007  (185)

     ot  = 07:50:48.25   +/-   1.21              SOUTH OF FIJI ISLANDS           
     lat =     -24.942   +/-    9.8
     lon =    -177.007   +/-   18.2                                       
     dep =        77.0   +/-   16.2   

     455 km (285 miles) SSW of NUKU'ALOFA, Tonga
     485 km (300 miles) N of Raoul Island, Kermadec Islands
     505 km (315 miles) SSE of Ndoi Island, Fiji
     1530 km (950 miles) NNE of Auckland, New Zealand

     nph =    8 of   9    se = 0.82    FE=171                            B   

     error ellipse = (101.5, 37.0, 33.7;306.9, 50.1, 19.5;201.3, 12.6, 13.6)

 mb = 4.4 (  1)  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
 RAO  P       07:51:52.51   0.3    4.4 191                                   RAO 
      S       07:52:40.16  S res =  -1.7X
 AFI  P       07:53:36.77  -0.1   12.0  25                                   AFI 
 RPZ  P       07:55:25.53  -1.2   21.1 205                                   RPZ 
 STKA P       07:57:50.05   0.5   36.9 250                                   STKA
 ASAR P       07:58:52.94   0.1   44.6 261                                   ASAR
 WRA  P       07:58:56.67  -0.2   45.1 266                                   WRA 
 VNDA P       08:00:01.88   0.9   53.6 186                                   VNDA
 QSPA eP      08:01:20.56  -0.4   65.1 180 b:3.6+0 .81 4.4                   QSPA



 Generated 2007 JUL 27 at 01:01 UTC

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

 


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