Phase Data

Explanation of Parameters


     18 FEB 2013  ( 49)

     ot  = 15:22:15.37   +/-   0.80              NORTHERN SUMATRA, INDONESIA     
     lat =       5.069   +/-    8.4
     lon =      96.169   +/-    8.5              MAGNITUDE 4.5 (GS)       
     dep =        62.7   +/-    9.3   

     108 km (67 miles) ESE of Banda Aceh, Sumatra, Indonesia (pop 177,000)
     109 km (68 miles) W of Lhokseumawe, Sumatra, Indonesia (pop 154,000)
     1071 km (665 miles) SSW of BANGKOK, Thailand
     1715 km (1065 miles) NW of JAKARTA, Java, Indonesia

     nph =   23 of  23    se = 1.21    FE=706                            A   

     error ellipse = ( 53.8, 30.9, 17.2;192.3, 51.4, 14.1;310.7, 20.8,  7.3)

 mb = 4.5 (  9)  ML = 0.0 (  0)  mblg = 0.0 (  0)  md = 4.0 (  1)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 LHMI ePn     15:22:30.68  -0.2    0.8  78 d:2.0+2     4.0  L:2.4+1 .70 4.2X LHMI
 PSI  ePn     15:23:09.64   0.5    3.6 131 L:2.2-1 .85 3.8X                  PSI 
 GSI  ePn     15:23:11.30  -2.9    4.0 159 L:3.0-1 1.3 4.0X                  GSI 
 KULM ePn     15:23:21.32   0.7    4.5  87 L:1.9-1 .60 4.0X                  KULM
 IPM  ePn     15:23:26.17  -0.1    4.9  97 L:2.5-1 .40 4.2X                  IPM 
 BKNI ePn     15:23:52.68   0.5    6.8 134 L:4.1-1 1.0 4.8X                  BKNI
 PBA  ePn     15:24:01.42   1.0    7.4 333 L:2.0-1 .03 4.6X                  PBA 
 MYKOMePn     15:24:13.27  -0.3    8.3 113 L:5.0-2 .45 4.1X                  MYKO
 MNAI ePn     15:24:58.37   0.6   11.6 144                                   MNAI
 KSM  ePn     15:25:38.70   0.6   14.6 104                                   KSM 
 PALK ePn     15:25:52.01   1.3   15.5 279 b:7.3+0 .90 3.9                   PALK
 UGM  eP      15:26:33.95  -1.2   19.3 132 b:3.1+2 1.9 5.2                   UGM 
 KKM  eP      15:26:40.91  -2.0   20.0  86 b:3.1+1 1.3 4.5                   KKM 
 LSA  eP      15:27:33.97   0.4   25.0 350 b:1.9+1 2.0 4.2                   LSA 
 FITZ eP      15:29:20.31   0.4   37.1 129 b:5.4+0 .75 4.6                   FITZ
 CHGR eP      15:29:54.97  -1.3   41.5 328 b:7.6+0 .64 4.6                   CHGR
 MKAR eP      15:30:10.15  -0.6   43.3 346 b:6.7+0 .95 4.4                   MKAR
 MK31 eP      15:30:10.20  -0.5   43.3 346                                   MK31
 WRAB eP      15:30:26.31   1.2   45.0 125 b:1.8+0 .45 4.2                   WRAB
 AS31 eP      15:30:39.07   1.6   46.6 129 b:7.8+0 .40 5.0                   AS31
 AS01 eP      15:30:39.17   1.4   46.6 129                                   AS01
 ABKAReP      15:31:30.08  -0.4   53.6 331                                   ABKA
 BR131eP      15:32:53.23  -1.0   65.8 311                                   BR13



 Generated 2013 FEB 18 at 16:30 UTC

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