Phase Data

Explanation of Parameters


      7 FEB 2013  ( 38)

     ot  = 15:37:28.00   +/-   2.87              POTOSI, BOLIVIA                 
     lat =     -21.087   +/-   11.2
     lon =     -67.425   +/-   24.2              MAGNITUDE 4.3 (GS)       
     dep =       173.2   +/-   20.5   

     93 km (58 miles) SW of Uyuni, Bolivia (pop 10,000)
     182 km (113 miles) WNW of Tupiza, Bolivia
     218 km (136 miles) NE of Calama, Antofagasta, Chile
     513 km (319 miles) S of LA PAZ, Bolivia

     nph =   24 of  27    se = 1.42    FE=124                            B   

     error ellipse = (275.0, 34.0, 41.9;100.0, 55.0, 24.5;  7.0,  2.0, 16.9)

 mb = 4.3 (  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
 LVC  ePn     15:38:04.40  -1.2    2.0 222                                   LVC 
      eSn     15:38:35.99  S res =   1.4X
 PB01 ePn     15:38:05.09   1.2    1.9 271                                   PB01
      eSn     15:38:32.05  S res =   0.4 
 PB11 ePn     15:38:10.31   0.1    2.5 302                                   PB11
      eSn     15:38:43.13  S res =   0.3 
 PB04 ePn     15:38:14.21  -0.1    2.8 243                                   PB04
      eSn     15:38:49.74  S res =  -0.6 
 MNMC ePn     15:38:15.19   0.8    2.8 313                                   MNMC
      eSn     15:38:50.87  S res =   0.5 
 PB10 ePn     15:38:26.83   0.8    3.8 230                                   PB10
      eSn     15:39:09.45  S res =  -1.8 
 GO02 ePn     15:38:36.44   0.5    4.5 206                                   GO02
      eSn     15:39:28.00  S res =  -1.0 
 LPAZ ePn     15:38:40.92   0.9    4.8 352                                   LPAZ
      ee      15:38:41.06   0.0X
 LCO  ePn     15:39:24.35  -2.8    8.4 200                                   LCO 
      eSn     15:40:56.59  S res =  -5.1 
 GO04 ePn     15:39:38.77  -3.1    9.6 198                                   GO04
      eSn     15:41:21.62  S res =  -6.8X
 CPUP ePn     15:39:54.87  -0.8   10.6 121                                   CPUP
 PEL  ePn     15:40:15.62  -2.5   12.4 193                                   PEL 
 ROC1 ePn     15:40:15.95  -1.3   12.3 194                                   ROC1
 NNA  ePn     15:40:25.00   1.3   12.8 314                                   NNA 
 GO06 eP      15:41:37.47   3.5   18.8 190 b:2.4+1 1.3 4.4                   GO06
 PLCA eP      15:41:45.61   0.9   19.8 187 b:9.9+0 1.4 4.1                   PLCA
 PTGA eP      15:42:00.81  -2.6   21.5  21 b:1.9+1 1.7 4.3                   PTGA



 Generated 2013 FEB  7 at 18:10 UTC

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