Phase Data

Explanation of Parameters


     27 JAN 2013  ( 27)

     ot  = 07:24:33.38   +/-   1.03              SOUTH SANDWICH ISLANDS REGION   
     lat =     -58.757   +/-   15.8
     lon =     -25.229   +/-   11.4              MAGNITUDE 4.7 (GS)       
     dep =        35.0   +/-    3.1   

     80 km (50 miles) ENE of Bristol Island, South Sandwich Islands (pop N/A)
     258 km (160 miles) SSE of Visokoi Island, South Sandwich Islands
     3642 km (2261 miles) SSE of BUENOS AIRES, D.F., Argentina

     nph =   18 of  18    se = 0.51    FE=153                            A   

     error ellipse = (210.0,  1.0, 27.1;120.0,  1.0, 13.1;352.0, 88.0,  4.7)

 mb = 4.7 (  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
 HOPE ePn     07:26:21.96  -0.5    7.7 301                                   HOPE
 SNAA ePn     07:28:13.34   0.0   15.8 154 b:4.1+1 1.1 4.5                   SNAA
 PMSA eP      07:28:52.09  -0.3   19.1 235 b:6.8+1 1.2 4.7                   PMSA
 EFI  eP      07:29:01.05  -0.1   19.9 277 b:3.2+2 2.0 5.3                   EFI 
 GO10 eP      07:30:01.82   0.7   25.8 262 b:9.0+1 1.3 5.2                   GO10
 GO09 eP      07:30:16.28   0.0   27.5 265 b:4.7+1 1.3 5.0                   GO09
 GO07 eP      07:31:06.90  -1.7   33.5 276 b:4.1+1 .90 5.3                   GO07
 PLCA eP      07:31:10.59   0.8   33.6 282 b:8.7+0 .85 4.7                   PLCA
 GO06 eP      07:31:21.51   0.1   34.9 283 b:6.8+0 .95 4.6                   GO06
 GO05 eP      07:31:53.23  -0.1   38.7 287 b:1.7+1 .70 5.0                   GO05
 PEL  eP      07:32:01.35   0.6   39.5 290 b:2.3+1 .70 5.1                   PEL 
 ROC1 eP      07:32:02.09  -1.4   39.8 290 b:1.9+1 .90 4.8                   ROC1
 LBTB eP      07:33:15.76   0.1   48.9  69 b:1.0+1 1.2 4.7                   LBTB
 MNMC eP      07:33:31.59   0.2   50.9 302 b:1.1+1 .70 4.9                   MNMC
 LPAZ eP      07:33:44.61  -1.1   52.8 305 b:5.1+0 .80 4.5                   LPAZ
 LSZ  eP      07:34:25.05  -0.7   58.5  66 b:8.7+0 1.3 4.7                   LSZ 
 TOA0 eP      07:36:10.54   0.0   74.9  27                                   TOA0
      eP      07:36:10.98   0.4 



 Generated 2013 JAN 27 at 07:54 UTC

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