Phase Data

Explanation of Parameters


      4 NOV 2010  (308)

     ot  = 05:39:43.84   +/-   0.93              KEP. MENTAWAI REGION, INDONESIA 
     lat =      -3.532   +/-   11.8
     lon =     100.338   +/-   11.6              MAGNITUDE 4.7 (GS)       
     dep =        35.1   +/-    3.2   

     215 km (135 miles) W of Bengkulu, Sumatra, Indonesia
     280 km (175 miles) W of Lubuklinggau, Sumatra, Indonesia
     285 km (175 miles) S of Padang, Sumatra, Indonesia
     775 km (480 miles) WNW of JAKARTA, Java, Indonesia

     nph =   29 of  30    se = 0.46    FE=274                            A   

     error ellipse = (224.0,  1.0, 21.6;134.0,  0.0, 13.5; 33.0, 88.0,  4.8)

 mb = 4.7 (  9)  ML = 4.4 ( 16)  mblg = 3.9 (  6)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 MNAI ePn     05:40:25.53   0.2    2.7 108 L:4.8+0 .45 4.6  g:1.1+0 .70 4.3  MNAI
 BKNI ePn     05:40:41.07  -0.2    3.9  10 L:1.8+0 .90 4.6  g:8.5-1 1.0 4.4  BKNI
 GSI  ePn     05:41:04.56   0.7    5.5 330 L:2.1-1 .95 4.2  g:1.5-1 1.2 3.8  GSI 
 MYKOMePn     05:41:14.79  -0.2    6.4  34 L:9.0-2 1.1 4.1  g:7.0-2 1.2 3.5  MYKO
 PSI  ePn     05:41:15.25   0.2    6.3 347 L:6.0-2 1.4 3.9  g:3.0-2 1.1 3.2  PSI 
 IPM  ePn     05:41:37.68   0.1    8.0   5 L:5.0-2 1.9 4.3                   IPM 
 CISI ePn     05:41:44.52   0.7    8.4 119 L:6.3-1 .15 5.5                   CISI
      eSn     05:43:14.85  S res =  -3.2 
 XMIS ePn     05:41:47.10   0.0    8.7 143 L:1.7-1 3.8 5.0                   XMIS
 COCO ePn     05:41:55.14   0.0    9.3 202                                   COCO
 SBUM ePn     05:42:51.55   1.6   13.3  64                                   SBUM
 KKM  eP      05:43:55.21  -2.0   18.5  59 b:1.7+1 1.0 4.2                   KKM 
 KAPI eP      05:44:07.23  -0.1   19.4  95 b:3.1+1 .90 4.6                   KAPI
 MYLDMeP      05:44:15.19   0.5   20.1  65 b:3.5+1 .90 4.7                   MYLD
 CM01 eP      05:44:32.18  -1.4   21.9 357                                   CM01
 LSA  eP      05:46:28.27   1.6   34.2 346 b:1.5+1 1.2 4.8                   LSA 
 AS01 eP      05:46:59.95   0.0   38.1 125                                   AS01
 JNU  eP      05:48:06.43  -1.6   46.5  36 b:2.3+1 1.0 5.1                   JNU 
 KS01 eP      05:48:20.50  -0.3   48.2  30                                   KS01
 TKM2 eP      05:48:45.35   0.1   51.4 337 b:3.5+2 3.0 5.8                   TKM2
 SONA1eP      05:48:46.23   0.6   51.4   5                                   SONA
 ULN  eP      05:48:46.83   0.6   51.5   6 b:2.5+1 1.1 5.1                   ULN 
 EKS2 eP      05:48:49.40   0.3   51.9 335 b:1.1+1 .75 4.9                   EKS2
 MK01 eP      05:48:54.13   0.2   52.6 344                                   MK01
 MKAR eP      05:48:54.95   0.9   52.6 345                                   MKAR
 ZAA0 eP      05:49:37.90  -0.1   58.7 349                                   ZAA0
 ABKAReP      05:50:07.83  -0.2   63.1 332                                   ABKA
 BR231eP      05:51:20.75  -2.9   75.3 313                                   BR23
 BUR04eP      05:52:03.51  -0.3   82.6 319                                   BUR0
 FITZ eScP    05:52:25.21  -1.7X  28.7 122                                   FITZ



 Generated 2010 NOV  4 at 06:23 UTC

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