Phase Data

Explanation of Parameters


     28 OCT 2011  (301)

     ot  = 09:08:37.95   +/-   1.48              SOUTH OF AUSTRALIA              
     lat =     -40.633   +/-   12.2
     lon =     126.422   +/-   14.5              MAGNITUDE 4.7 (GS)       
     dep =        10.0   +/-    5.7   

     851 km (529 miles) SSE of Esperance, Western Australia, Australia
     975 km (606 miles) SE of Albany, Western Australia, Australia
     1244 km (773 miles) SW of ADELAIDE, South Australia, Australia
     1353 km (841 miles) SE of PERTH, Western Australia, Australia

     nph =   16 of  23    se = 0.73    FE=437                            A   

     error ellipse = ( 86.0,  0.0, 22.5;356.0,  5.0, 19.0;176.0, 84.0,  8.4)

 mb = 4.7 ( 14)  ML = 0.0 (  0)  mblg = 4.7 (  1)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 FORT ePn     09:10:59.88  -0.7    9.9   8 g:5.7-1 .73 4.7                   FORT
      eSn     09:12:44.31  S res =  -7.7X
 NWAO ePn     09:11:10.39  -0.1   10.6 313                                   NWAO
      eSn     09:13:04.97  S res =  -4.7X
 BBOO ePn     09:11:14.19  -0.9   11.0  48                                   BBOO
      eSn     09:13:07.26  S res = -10.8X
 STKA ePn     09:12:08.62  -1.7   15.0  59 b:7.7+0 1.5 3.9                   STKA
      eSn     09:14:45.56  S res = -11.2X
 AS31 ePn     09:12:45.95  -3.0   18.0  23 b:6.1+0 .95 3.7                   AS31
      eSn     09:15:53.48  S res = -16.9X
 MBWA eP      09:13:13.77   0.6   20.2 342 b:1.0+2 1.7 4.9                   MBWA
 WRAB eP      09:13:29.56   0.2   21.7  21 b:1.9+1 .80 4.6                   WRAB
 WB2  eP      09:13:29.79   0.6   21.7  21 b:1.9+1 .75 4.6                   WB2 
 ARMA eP      09:13:43.04   1.8   22.8  72 b:3.5+1 1.1 4.8                   ARMA
 EIDS eP      09:14:07.10   0.1   25.6  61 b:1.1+1 .75 4.6                   EIDS
 BKZ  eP      09:15:55.92  -0.4   38.0 105 b:1.3+1 .92 4.7                   BKZ 
 VNDA eP      09:16:10.17  -0.6   39.8 169 b:2.2+1 .95 4.8                   VNDA
 SBA  eP      09:16:19.10   0.1   40.8 168 b:1.1+1 1.0 4.5                   SBA 
 MAW  eP      09:16:38.78   0.2   43.2 210 b:2.5+0 .95 3.9                   MAW 
 FITZ eS      09:17:39.07  -5.0X  22.5 358                                   FITZ
 KULM eP      09:17:43.10  -0.4   51.5 326 b:1.7+1 .90 5.0                   KULM
 SNAA eP      09:19:00.91   0.3   62.4 196 b:5.4+1 1.3 5.6                   SNAA
 CHTO eP      09:19:18.52   4.1X  64.4 331 b:1.3+1 1.1 5.0                   CHTO



 Generated 2011 OCT 28 at 09:52 UTC

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