Phase Data

Explanation of Parameters


     27 NOV 2010  (331)

     ot  = 15:26:18.59   +/-   1.79              KEP. MENTAWAI REGION, INDONESIA 
     lat =      -3.420   +/-   17.2
     lon =     100.160   +/-   16.7              MAGNITUDE 4.8 (GS)       
     dep =        38.7   +/-    9.7   

     240 km (150 miles) W of Bengkulu, Sumatra, Indonesia
     275 km (170 miles) S of Padang, Sumatra, Indonesia
     300 km (185 miles) W of Lubuklinggau, Sumatra, Indonesia
     800 km (495 miles) WNW of JAKARTA, Java, Indonesia

     nph =   21 of  21    se = 0.88    FE=274                            A   

     error ellipse = (223.0, 12.0, 33.5;129.0, 19.0, 17.4;343.0, 66.0, 12.4)

 mb = 4.8 ( 11)  ML = 4.3 (  8)  mblg = 3.5 (  4)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 MNAI ePn     15:27:04.13   1.3    2.9 109 L:2.8+0 .30 4.4  g:2.7-1 .80 3.7  MNAI
 PMBI ePn     15:27:19.73  -5.4    4.6  84 L:3.8-1 .85 4.1                   PMBI
 GSI  ePn     15:27:32.96  -3.1    5.4 331 L:1.0-1 2.4 3.8                   GSI 
 CISI ePn     15:28:19.25  -2.2    8.7 119 L:9.0-2 1.2 4.7                   CISI
 CM01 eP      15:31:06.79   0.0   21.7 357                                   CM01
 CHTO eP      15:31:10.98   0.0   22.1 357 b:1.7+1 1.6 4.2                   CHTO
 SSLB eP      15:32:55.78  -1.3   33.8  36 b:9.8+1 .50 6.0                   SSLB
 YULB eP      15:32:56.01  -0.2   33.7  37 b:3.8+1 .60 5.5                   YULB
 WRAB eP      15:33:26.19  -0.1   37.2 119 b:2.5+1 1.5 4.9                   WRAB
 AS01 eP      15:33:35.89  -0.3   38.3 125                                   AS01
 TKM2 eP      15:35:18.56   0.2   51.2 337 b:1.4+1 .95 4.9                   TKM2
 AAK  eP      15:35:20.44   0.6   51.4 336 b:5.6+1 2.9 5.0                   AAK 
 SONA1eP      15:35:20.95   1.6   51.3   5                                   SONA
 ULN  eP      15:35:21.20   1.2   51.4   6 b:9.1+0 1.0 4.7                   ULN 
 EKS2 eP      15:35:22.56   0.4   51.7 335 b:1.1+1 .80 4.9                   EKS2
 MK01 eP      15:35:27.15   0.0   52.4 345                                   MK01
 MKAR eP      15:35:27.92   0.6   52.4 345                                   MKAR
 ZAA0 eP      15:36:11.42   0.1   58.6 349                                   ZAA0
 BRVK eP      15:36:31.00  -1.2   61.6 340 b:4.9+0 .60 4.8                   BRVK
 ABKAReP      15:36:40.11  -1.1   63.0 332                                   ABKA
 BUR04eP      15:38:36.80  -0.3   82.4 319                                   BUR0



 Generated 2010 NOV 27 at 15:52 UTC

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