Phase Data

Explanation of Parameters


     17 FEB 2013  ( 48)

     ot  = 14:06:21.89   +/-   0.72              HINDU KUSH REGION, AFGHANISTAN  
     lat =      36.523   +/-    7.8
     lon =      70.830   +/-   10.7              MAGNITUDE 4.1 (GS)       
     dep =       204.0   +/-   11.9   

     70 km (43 miles) SSE of Faizabad, Afghanistan (pop 14,000)
     118 km (74 miles) NW of Chitral, Pakistan (pop N/A)
     125 km (78 miles) SSW of Khorugh, Tajikistan (pop 20,000)
     268 km (166 miles) NNE of KABUL, Afghanistan

     nph =   17 of  20    se = 1.32    FE=718                            B   

     error ellipse = (279.3, 56.3, 19.4;119.6, 32.0, 16.3; 23.6,  9.4, 10.9)

 mb = 4.1 (  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
 GAR  ePn     14:07:05.76  -0.4    2.5 351 L:3.6-1 .33 3.5X                  GAR 
      eSn     14:07:36.84  S res =  -4.1X
 CHGR ePn     14:07:06.07  -0.1    2.5 329 L:7.2-1 .41 3.8X                  CHGR
      eSn     14:07:37.65  S res =  -3.3X
 KBL  ePn     14:07:06.58   0.7    2.5 217 L:1.3-1 .40 3.0X                  KBL 
      eSn     14:07:38.95  S res =  -1.0X
 NIL  ePn     14:07:18.00   0.4    3.5 145 L:1.0-1 .55 3.4X                  NIL 
 BTK  ePn     14:07:20.64   2.6    3.5 360 L:9.0-2 .47 3.4X                  BTK 
 ARSB ePn     14:07:36.47  -1.0    5.1  19 L:5.0-2 .52 3.6X                  ARSB
 NRN  ePn     14:07:50.81  -3.1    6.3  38 L:1.0-2 1.0 3.1X                  NRN 
 KK31 ePn     14:07:56.31  -0.3    6.6 358                                   KK31
 KKAR ePn     14:07:56.37  -0.2    6.6 358                                   KKAR
 AAK  ePn     14:07:58.24  -0.5    6.7  24 L:1.0-2 1.0 3.2X                  AAK 
 MAKZ ePn     14:09:22.41   0.6   13.2  36                                   MAKZ
 MK01 ePn     14:09:23.55   0.2   13.3  36                                   MK01
 MK31 ePn     14:09:24.11   0.6   13.4  36                                   MK31
 MKAR ePn     14:09:24.11   0.6   13.4  36                                   MKAR
 ABKARePn     14:09:43.68   0.0   15.0 331                                   ABKA
 UOSS eP      14:10:05.76  -1.3   17.0 231 b:1.2+1 1.3 4.1                   UOSS
 ZALV eP      14:10:39.43   1.2   20.0  25                                   ZALV



 Generated 2013 FEB 17 at 16:04 UTC

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