Phase Data

Explanation of Parameters


     11 MAR 2013  ( 70)

     ot  = 14:28:23.81   +/-   0.49              SOUTH SANDWICH ISLANDS REGION   
     lat =     -56.868   +/-   10.5
     lon =     -24.461   +/-   11.2              MAGNITUDE 4.7 (GS)       
     dep =        10.0  (geophysicist)

     169 km (105 miles) E of Visokoi Island, South Sandwich Islands
     271 km (168 miles) NNE of Bristol Island, South Sandwich Islands
     3572 km (2218 miles) SE of BUENOS AIRES, D.F., Argentina

     nph =   20 of  20    se = 0.93    FE=153                            B   

     error ellipse = ( 48.7,  0.0, 17.8;138.7,  0.0,  9.7;  0.0,  0.0,  0.0)

 mb = 4.7 (  7)  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     14:30:08.00  -2.3    7.3 286                                   HOPE
 SNAA ePn     14:32:24.85  -1.4   17.4 157 b:7.2+1 1.4 4.6                   SNAA
 EFI  eP      14:32:58.06   0.1   20.2 271 b:7.2+1 .65 5.2X                  EFI 
 QSPA eP      14:35:02.61   0.6   33.4 180 b:1.3+1 .95 4.8                   QSPA
 CPUP eP      14:35:46.15   0.2   38.5 309 b:8.4+0 1.0 4.4                   CPUP
 GO02 eP      14:36:41.03  -0.3   45.2 295 b:2.4+1 1.3 5.0                   GO02
 VNDA eP      14:36:46.40   1.3   45.8 182 b:7.7+0 1.1 4.6                   VNDA
 LVC  eP      14:36:55.92   0.4   47.0 298 b:1.1+1 .45 5.3X                  LVC 
 PB01 eP      14:37:08.32   0.5   48.6 298 b:1.1+1 .70 5.0                   PB01
 MNMC eP      14:37:21.14   0.2   50.3 299 b:1.4+1 .60 5.1X                  MNMC
 LPAZ eP      14:37:36.06   1.5   52.1 303 b:1.5+1 .65 5.1X                  LPAZ
 TOA0 eP      14:39:53.00  -0.9   73.1  27                                   TOA0
 SDV  eP      14:40:10.37   1.1   75.7 313 b:4.5+0 .65 4.7                   SDV 
 YKB5 ePKPdf  14:47:46.12  -0.6  137.8 316                                   YKB5
 INK  ePKPbc  14:48:05.96  -0.1  147.4 319                                   INK 
 RIDG ePKPbc  14:48:15.07   0.4  150.7 308                                   RIDG
 ILB  ePKPbc  14:48:16.68  -0.4  151.8 310                                   ILB 
 IL1  ePKPbc  14:48:16.74  -0.4  151.8 310                                   IL1 
 TOLK ePKPbc  14:48:20.53   0.1  153.3 318                                   TOLK
 BPAW ePKPbc  14:48:20.61  -0.2  153.4 308                                   BPAW



 Generated 2013 MAR 11 at 15:19 UTC

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