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Earthquake Hazards Program
Phase Data

Explanation of Parameters


      2 JUL 2007  (183)

     ot  = 17:15:48.43   +/-   0.35              SOUTH SANDWICH ISLANDS REGION   
     lat =     -55.334   +/-    7.9
     lon =     -28.082   +/-    9.6                                       
     dep =        35.0  (geophysicist)

     165 km (100 miles) NNW of Visokoi Island, South Sandwich Islands
     420 km (260 miles) NNW of Bristol Island, South Sandwich Islands
     555 km (345 miles) ESE of Grytviken, South Georgia
     3285 km (2040 miles) SE of BUENOS AIRES, Argentina

     nph =   14 of  15    se = 0.51    FE=153                            B   

     error ellipse = ( 67.4,  0.0, 13.1;157.4,  0.0,  9.9;  0.0,  0.0,  0.0)

 mb = 4.5 (  3)  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
 SNAA P       17:20:12.71  -0.6   19.6 156                                   SNAA
 QSPA eP      17:22:37.28   0.8   34.9 180 b:2.5+0 .49 4.4                   QSPA
 CPUP eP      17:22:45.05  -0.5   36.0 312 b:1.4+1 .85 4.9                   CPUP
 BOSA P       17:24:10.35  -0.3   46.3  77                                   BOSA
 VNDA P       17:24:16.92  -0.5   47.3 183                                   VNDA
 LBTB P       17:24:33.85   0.0   49.3  75                                   LBTB
 LPAZ eP      17:24:36.16  -0.3   49.5 306 b:3.4+0 .82 4.4                   LPAZ
 TOA0 eP      17:27:12.61  -0.2   72.7  30                                   TOA0
 TORD P       17:27:12.93   0.2   72.7  30                                   TORD
      LR      17:51:20.49                                  
 YKA  PKP     17:35:03.44   0.7  135.3 319                                   YKA 
 INK  ePKP    17:35:19.76  -0.2  144.9 321                                   INK 
 EGAK ePKPbc  17:35:25.21  -0.2  146.9 314                                   EGAK
 MCK  ePKPbc  17:35:34.00   0.6  149.9 310                                   MCK 
 SONM PKPbc   17:35:37.58   0.5  151.2  86                                   SONM



 Generated 2007 JUL 23 at 20:01 UTC

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

 


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