Phase Data

Explanation of Parameters


     12 FEB 2013  ( 43)

     ot  = 17:37:24.25   +/-   2.24              NORTHEASTERN IRAN               
     lat =      37.353   +/-   15.5
     lon =      57.498   +/-   12.1              MAGNITUDE 4.1 (GS)       
     dep =        23.8   +/-    7.8   

     21 km (13 miles) SE of Bojnurd, Iran (pop 176,000)
     102 km (64 miles) SW of ASHGABAT, Turkmenistan (pop 605,000)
     127 km (79 miles) N of Sabzevar, Iran (pop 214,000)
     575 km (357 miles) ENE of TEHRAN, Iran
 
     Felt at Bojnurd.

     nph =   29 of  33    se = 1.10    FE=341                            A   

     error ellipse = (144.0, 15.0, 28.7; 45.0, 31.0, 13.1;257.0, 54.0,  7.7)

 mb = 4.1 ( 12)  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
 GYA0BePg     17:37:38.51  -0.3    0.8  40                                   GYA0
 KBL  ePn     17:39:43.20  -0.3    9.8 103                                   KBL 
 GAR  ePn     17:39:48.19  -1.4   10.2  77                                   GAR 
 GNI  ePn     17:39:51.41   0.1   10.4 290                                   GNI 
 BTK  ePn     17:39:55.30  -1.5   10.8  71                                   BTK 
 KK31 ePn     17:40:07.27   0.6   11.5  56                                   KK31
 KKAR ePn     17:40:07.43   0.7   11.5  56                                   KKAR
 SIRT ePn     17:40:11.15  -2.4X  12.0 275                                   SIRT
 ABKARePn     17:40:11.73  -2.4X  12.0   8                                   ABKA
 KIV  ePn     17:40:23.43  -4.4X  13.0 305                                   KIV 
 NIL  ePn     17:40:31.80  -0.7   13.4 101                                   NIL 
 AAK  ePn     17:40:40.51  -1.4   14.1  63                                   AAK 
 NRN  ePn     17:40:51.53  -1.4   14.9  68                                   NRN 
 TARG ePn     17:41:09.93  -1.5   16.3  68 b:7.5+0 .90 3.8                   TARG
 BRVK ePn     17:41:31.88  -1.5   18.1  26 b:3.8+0 .85 3.6                   BRVK
 BR131eP      17:41:40.02  -2.1   18.8 285                                   BR13
 ARU  eP      17:41:45.18   0.1   19.1   2 b:5.8+0 1.0 3.8                   ARU 
 KURK eP      17:41:56.26  -0.1   20.1  42 b:2.6+0 .75 3.6                   KURK
 MAKZ eP      17:42:01.18   1.7   20.4  55 b:3.2+0 .85 3.7                   MAKZ
 MK01 eP      17:42:02.25   0.6   20.6  55                                   MK01
 MKAR eP      17:42:02.53   0.9   20.6  55 b:1.5+1 .95 4.3                   MKAR
 MK31 eP      17:42:02.65   1.0   20.6  55                                   MK31
 TIRR eP      17:42:27.62   0.2   23.0 297 b:2.4+1 1.6 4.5                   TIRR
 AK11 eP      17:42:38.05  -0.4   24.2 313                                   AK11
 AKBB eP      17:42:38.51   0.3   24.1 313 b:5.1+0 .60 4.3                   AKBB
 KIEV eP      17:42:38.76   0.6   24.1 313 b:4.9+0 .60 4.2                   KIEV
 MLR  eP      17:42:46.74   1.4   24.9 299 b:3.0+1 1.9 4.6                   MLR 
 ZAA0 eP      17:42:47.50   0.9   25.1  40 b:2.5+0 .80 3.9                   ZAA0
 ZALV eP      17:42:47.81   1.2   25.1  40                                   ZALV
 BUR04eP      17:42:52.95  -0.1   25.8 304                                   BUR0
 BUR08eP      17:42:53.93   0.7   25.8 304                                   BUR0
 FIA1 eP      17:43:42.08   2.0X  31.1 331                                   FIA1
 NC405eP      17:44:30.81  -1.3   37.1 325                                   NC40



 Generated 2013 FEB 13 at 15:29 UTC

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