Phase Data

Explanation of Parameters


      6 FEB 2013  ( 37)

     ot  = 18:24:57.34   +/-   2.17              HINDU KUSH REGION, AFGHANISTAN  
     lat =      36.654   +/-   11.7
     lon =      71.127   +/-   15.0              MAGNITUDE 4.0 (GS)       
     dep =       208.9   +/-   21.9   

     71 km (44 miles) SE of Faizabad, Afghanistan (pop 14,000)
     101 km (62 miles) SSW of Khorugh, Tajikistan (pop 20,000)
     109 km (68 miles) NW of Chitral, Pakistan (pop N/A)
     295 km (183 miles) NE of KABUL, Afghanistan

     nph =   21 of  22    se = 1.07    FE=717                            B   

     error ellipse = (263.0, 71.0, 34.4; 91.0, 18.0, 21.3;  0.0,  2.0, 18.0)

 mb = 4.0 (  4)  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     18:25:42.45   1.3    2.4 345                                   GAR 
      eSn     18:26:13.31  S res =  -2.2 
 CHGR ePn     18:25:43.59   1.2    2.5 323                                   CHGR
      eSn     18:26:15.40  S res =  -2.1 
 KBL  ePn     18:25:43.93  -0.4    2.7 220                                   KBL 
 NIL  ePn     18:25:52.31  -0.7    3.5 149                                   NIL 
 BTK  ePn     18:25:53.92   1.5    3.4 356                                   BTK 
 NRN  ePn     18:26:25.23  -0.7    6.1  37                                   NRN 
 KKAR ePn     18:26:29.46  -1.3    6.5 356                                   KKAR
 KK31 ePn     18:26:29.46  -1.3    6.5 356                                   KK31
 AAK  ePn     18:26:32.33   0.7    6.5  22                                   AAK 
 GYA0BePn     18:27:20.94  -1.2   10.4 281                                   GYA0
 MAKZ ePn     18:27:53.71  -0.3   13.0  35                                   MAKZ
 MK01 ePn     18:27:55.79   0.2   13.1  36                                   MK01
 MK31 ePn     18:27:55.81   0.1   13.1  36                                   MK31
 MKAR ePn     18:27:55.81   0.1   13.1  36                                   MKAR
 KURK ePn     18:28:16.58  -3.0X  15.1  19 b:8.8+0 1.5 4.0                   KURK
 ABKARePn     18:28:18.50  -0.5   15.0 331                                   ABKA
 BRVK eP      18:28:36.50   1.5   16.4 358 b:3.2+0 .40 4.1                   BRVK
 LSA  eP      18:28:54.16   0.0   18.1 107 b:3.2+0 .70 3.9                   LSA 
 ZAA0 eP      18:29:11.00   0.0   19.7  25 b:4.4+0 .75 4.1                   ZAA0
 ZALV eP      18:29:11.00   0.0   19.7  25                                   ZALV



 Generated 2013 MAR  7 at 17:41 UTC

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