Phase Data

Explanation of Parameters


     19 FEB 2013  ( 50)

     ot  = 08:07:42.47   +/-   0.94              SOUTH SANDWICH ISLANDS REGION   
     lat =     -56.200   +/-   10.9
     lon =     -26.918   +/-   10.2              MAGNITUDE 4.9 (GS)       
     dep =        83.1   +/-    6.8   

     58 km (36 miles) NNE of Visokoi Island, South Sandwich Islands (pop N/A)
     317 km (197 miles) N of Bristol Island, South Sandwich Islands
     647 km (402 miles) ESE of Grytviken, South Georgia
     3404 km (2114 miles) SE of BUENOS AIRES, D.F., Argentina

     nph =   33 of  33    se = 0.46    FE=153                            A   

     error ellipse = (220.0,  3.0, 20.0;127.0, 42.0, 14.8;314.0, 47.0,  3.7)

 mb = 4.9 ( 32)  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     08:09:05.97   0.1    5.8 285                                   HOPE
 SNAA eP      08:11:51.52  -0.6   18.5 156 b:1.7+1 .70 4.4                   SNAA
 PMSA eP      08:12:08.42   1.4   19.9 229 b:8.4+1 .95 5.0                   PMSA
 QSPA eP      08:14:17.25  -1.1   34.0 180 b:3.0+1 1.1 5.1                   QSPA
 CPUP eP      08:14:43.79  -0.2   37.0 311 b:5.4+0 1.3 4.3                   CPUP
 ROC1 eP      08:14:53.38  -0.2   38.1 289 b:1.0+1 .80 4.8                   ROC1
 GO04 eP      08:15:10.64  -0.4   40.2 292 b:4.0+1 1.3 5.1                   GO04
 SUR  eP      08:15:14.00   0.5   40.5  75 b:2.7+1 1.4 4.9                   SUR 
 LCO  eP      08:15:17.93  -0.4   41.1 293 b:2.3+1 1.3 4.8                   LCO 
 GO02 eP      08:15:39.46   0.1   43.7 297 b:1.6+1 .70 4.9                   GO02
 LVC  eP      08:15:54.50   0.6   45.5 300 b:1.1+1 .75 4.8                   LVC 
 PB04 eP      08:16:00.17  -0.1   46.3 299 b:4.6+1 1.2 5.3                   PB04
 VNDA eP      08:16:00.82   0.8   46.4 183 b:5.5+1 1.3 5.3                   VNDA
 PB01 eP      08:16:06.44   0.3   47.1 300 b:2.1+1 .90 5.0                   PB01
 PB11 eP      08:16:15.41   0.0   48.3 301 b:2.1+1 .90 5.1                   PB11
 MNMC eP      08:16:19.03  -0.4   48.8 302 b:2.8+1 .60 5.4                   MNMC
 LBTB eP      08:16:19.89  -0.1   48.9  73 b:9.9+0 .80 4.8                   LBTB
 TSUM eP      08:16:25.74   0.2   49.6  61 b:9.5+0 .90 4.8                   TSUM
 LPAZ eP      08:16:33.33   0.0   50.6 305 b:1.4+1 1.1 4.9                   LPAZ
 LSZ  eP      08:17:28.18  -0.4   58.3  69 b:1.1+1 .90 5.0                   LSZ 
 DBIC eP      08:18:15.28   0.3   65.2  24 b:1.2+1 1.2 4.7                   DBIC
 OTAV eP      08:18:45.22   0.4   69.9 303 b:1.5+1 1.4 4.7                   OTAV
 TOA0 eP      08:19:03.10  -0.5   73.1  29                                   TOA0
      eP      08:19:03.64   0.0 
 SDV  eP      08:19:10.65   0.2   74.2 315 b:1.0+1 1.3 4.5                   SDV 
 WHZ  eP      08:19:28.95   0.3   77.5 191 b:1.4+1 .98 4.8                   WHZ 
 MLZ  eP      08:19:31.63   0.2   78.0 191 b:1.3+1 1.0 4.7                   MLZ 
 FOZ  eP      08:19:40.23  -0.1   79.6 192 b:9.2+0 1.0 4.6                   FOZ 
 THZ  eP      08:19:47.89   0.3   81.0 195 b:2.4+1 1.2 4.9                   THZ 
 SNZO eP      08:19:47.93  -0.5   81.2 196 b:1.6+1 .90 4.9                   SNZO
 TAU  eP      08:19:47.94  -0.4   81.1 176 b:5.4+1 1.3 5.3                   TAU 
 BKZ  eP      08:19:57.49  -0.5   82.9 198 b:1.9+1 1.5 4.8                   BKZ 
 TOO  eP      08:20:15.31   0.1   86.4 174 b:1.2+1 1.1 4.8                   TOO 



 Generated 2013 FEB 19 at 08:28 UTC

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