Phase Data

Explanation of Parameters


     26 OCT 2010  (299)

     ot  = 23:45:38.56   +/-   2.37              KEP. MENTAWAI REGION, INDONESIA 
     lat =      -2.346   +/-    8.4
     lon =      99.907   +/-    9.3              MAGNITUDE 5.8 (GS)       
     dep =        25.1   +/-    2.7   

     160 km (100 miles) SSW of Padang, Sumatra, Indonesia (pop 799,000)
     305 km (190 miles) WNW of Bengkulu, Sumatra, Indonesia
     640 km (400 miles) SSW of KUALA LUMPUR, Malaysia
     870 km (540 miles) WNW of JAKARTA, Java, Indonesia

     nph =  101 of 132    se = 1.17    FE=274                            A   

     error ellipse = (233.0,  1.0, 15.9;323.0,  0.0, 10.6; 66.0, 87.0,  4.1)

 mb = 5.5 ( 49)  ML = 5.4 ( 18)  mblg = 4.8 (  9)  md = 0.0 (  0)  MS = 5.0 (  6)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 BKNI ePn     23:46:26.33   3.3    2.9  23 L:3.6+1 .80 5.5  g:1.1+1 1.1 5.3  BKNI
      eSn     23:46:57.22  S res =   0.3 
 MNAI ePn     23:46:34.46   2.1    3.6 123 L:1.9+1 .80 5.5  g:4.5+0 .70 5.1  MNAI
      eSn     23:47:15.11  S res =  -0.5 
 GSI  ePn     23:46:41.63  -1.0    4.3 327 L:4.4+0 .85 5.1  g:1.9+0 1.0 4.8  GSI 
 PSI  ePn     23:46:52.61  -1.0    5.1 349 L:1.3+0 1.7 4.8                   PSI 
 MYKOMePn     23:47:04.76   3.1    5.7  44 L:2.1+0 .85 5.2  g:1.7+0 .90 4.9  MYKO
 PMBI ePg     23:47:05.21   2.8    4.8  97 L:5.7+0 1.3 5.4  g:3.6+0 1.2 5.1  PMBI
 IPM  ePn     23:47:19.40   1.6    6.9   9 L:8.6-1 .85 5.2  g:3.2-1 .90 4.2  IPM 
 KULM ePn     23:47:29.35   1.2    7.6   6 L:1.1+0 1.4 5.5  g:4.9-1 1.2 4.5  KULM
 LHMI ePn     23:47:33.48  -1.0    8.1 339 L:2.0+0 3.0 5.9  g:6.6-1 1.2 4.7  LHMI
 CISI ePn     23:47:51.15  -1.8    9.4 124                                   CISI
 XMIS ePn     23:47:53.68  -5.6X   9.9 145                                   XMIS
      eSn     23:49:38.01  S res = -11.6 
 KSM  ePn     23:48:19.30   3.9   11.1  70                                   KSM 
 SMRI ePn     23:48:23.55   2.4   11.5 114                                   SMRI
 UGM  ePn     23:48:26.10  -1.1   11.9 118                                   UGM 
 SBUM ePn     23:48:48.04   3.5   13.2  69                                   SBUM
 KKM  eP      23:49:52.10   1.2   18.3  63 b:1.9+2 1.2 5.1                   KKM 
 KAPI eP      23:50:09.26  -0.1   20.0  98 b:3.7+2 1.0 5.6                   KAPI
 MYLDMeP      23:50:10.81   1.0   20.0  68 b:4.0+2 1.1 5.7                   MYLD
      LR      23:55:09.37                  S:5.5+0 21. 4.9 
 PALK eP      23:50:18.78  -6.1X  21.4 297 b:1.2+2 1.1 5.2                   PALK
      LR      23:55:49.00                  S:4.7+0 18. 4.9 
 CHTO eP      23:50:19.58  -1.3   21.0 358 b:1.1+2 1.1 5.2                   CHTO
      LR      23:55:38.73                  S:6.5+0 20. 5.0 
 LUWI eP      23:50:37.96  -2.7   22.9  87 b:7.4+2 1.2 6.1                   LUWI
      LR      23:56:31.19                  S:4.1+0 20. 4.9 
 SLVN eP      23:50:49.61  -0.5   23.9   9                                   SLVN
 SOEI eP      23:51:05.71   2.1   25.3 108 b:1.2+2 1.0 5.5                   SOEI
      LR      23:57:39.91                  S:9.5+0 21. 5.3 
 TNTI eP      23:51:22.65  -1.8   27.6  84 b:2.8+2 1.4 5.8                   TNTI
 MBWA ee      23:51:24.07   0.0X  26.9 136                                   MBWA
 FAKI eP      23:52:04.31  -1.7   32.3  92 b:6.0+1 1.0 5.5                   FAKI
 MTN  eP      23:52:06.61  -2.0   32.6 110 b:5.1+1 1.5 5.2                   MTN 
 SSLB eP      23:52:12.96   0.4   33.1  37 b:1.6+2 1.3 5.8                   SSLB
 NACB eP      23:52:18.96   0.5   33.8  37 b:1.7+2 1.3 5.8                   NACB
 NWAO eP      23:52:22.08  -2.7   34.5 154 b:2.3+1 .95 5.1                   NWAO
 WRAB eP      23:52:53.13  -1.1   37.9 120 b:6.7+1 .60 5.7                   WRAB
      eS      23:58:43.06  S res =  -1.6 
 AS01 eP      23:53:03.84  -0.9   39.2 126                                   AS01
 COEN eP      23:53:44.44  -2.1   44.3 108 b:3.4+1 1.4 5.0                   COEN
 BBOO eP      23:53:56.16   0.3   45.5 136 b:3.3+1 1.1 5.2                   BBOO
 JNU  eP      23:53:59.00   0.3   45.8  37 b:2.3+2 1.0 6.1                   JNU 
 INCN eP      23:54:05.33  -0.4   46.7  29 b:5.6+1 .75 5.6                   INCN
 KBL  eP      23:54:07.49   1.2   46.8 325 b:6.1+1 1.2 5.5                   KBL 
 KS01 eP      23:54:09.44  -1.2   47.4  31                                   KS01
      esP     23:54:09.59 -11.4X
 CTAO eP      23:54:20.00  -0.1   48.5 115 b:1.5+2 1.3 5.9                   CTAO
 TKM2 eP      23:54:32.04   0.1   50.1 337 b:1.7+2 1.0 6.0                   TKM2
 AAK  eP      23:54:33.72   0.2   50.3 336 b:8.4+1 1.2 5.6                   AAK 
      eP      23:54:33.94   0.5 
 ULN  eP      23:54:34.07   0.1   50.4   6 b:2.2+2 1.1 6.1                   ULN 
 EKS2 eP      23:54:36.16   0.3   50.6 335 b:1.7+2 1.0 6.0                   EKS2
 MAKZ eP      23:54:37.09  -4.5X  51.4 344                                   MAKZ
      esP     23:54:41.14 -10.8X
 MK01 eP      23:54:39.92  -0.8   51.3 345                                   MK01
      eS      00:01:59.90  S res =   1.6 
 MKAR eP      23:54:40.70  -0.2   51.3 345                                   MKAR
 KKAR eP      23:54:49.02   0.0   52.4 333                                   KKAR
 MAJO eP      23:54:49.31  -1.2   52.6  39 b:1.4+2 1.2 5.8                   MAJO
 EIDS eP      23:55:02.87  -0.1   54.3 120 b:2.9+1 .85 5.3                   EIDS
 ARMA eP      23:55:15.83  -1.7   56.3 125 b:3.0+1 1.1 5.2                   ARMA
 CAN  eP      23:55:16.35   0.6   56.0 132 b:3.2+1 1.0 5.3                   CAN 
 ZAA0 eP      23:55:23.90  -1.6   57.5 350                                   ZAA0
 ERM  eP      23:55:37.27   1.1   59.0  37 b:2.6+2 1.6 6.1                   ERM 
 BRVK eP      23:55:45.29  -1.3   60.5 340 b:8.6+1 1.1 5.8                   BRVK
 ABKAReP      23:55:54.59  -1.3   61.9 332                                   ABKA
 KMBO eP      23:56:02.49   0.6   62.6 270 b:7.4+1 2.1 5.4                   KMBO
 MMRI LR      23:56:36.62         23.1 107 S:5.6+0 20. 5.0                   MMRI
 LSZ  ee      23:56:59.58   0.0X  71.8 255                                   LSZ 
 CSS  eP      23:57:01.83  -0.9   72.4 308 b:1.3+1 1.1 4.9                   CSS 
 PEA0 eP      23:57:06.77  -0.7   73.2  32                                   PEA0
 ANTO eP      23:57:12.46  -0.8   74.2 313 b:5.6+1 1.2 5.5                   ANTO
 THZ  eP      23:57:22.91   0.2   75.8 132 b:4.4+1 1.1 5.4                   THZ 
 BOSA esP     23:57:30.45  -1.0   75.4 241                                   BOSA
 HIZ  eP      23:57:30.49   2.2   76.8 129 b:7.2+1 1.2 5.6                   HIZ 
 BKZ  eP      23:57:36.20   0.3   78.1 129 b:8.9+1 1.3 5.6                   BKZ 
 URZ  eP      23:57:37.81  -0.1   78.5 128 b:8.6+1 1.6 5.5                   URZ 
 IDI  eP      23:57:41.98   0.3   79.2 306 b:7.8+1 1.5 5.5                   IDI 
 KIEV eP      23:57:42.56  -1.6   79.7 322                                   KIEV
 AK11 eP      23:57:43.30  -1.0   79.7 322                                   AK11
 LAST epP     23:57:44.15  -2.6   78.7 306                                   LAST
 BUR04eP      23:57:53.30  -0.5   81.5 319                                   BUR0
 PSZ  eP      23:58:12.23   0.0   85.0 318 b:5.6+1 1.4 5.6                   PSZ 
 ARA0 eP      23:58:20.22   0.0   86.8 340                                   ARA0
 MORC eP      23:58:21.24   0.1   86.8 320 b:1.3+2 1.2 6.0                   MORC
 GEC2 eP      23:58:32.45  -0.2   89.3 319                                   GEC2
      eP      23:58:32.95   0.3 
 KHC  eP      23:58:32.75  -0.3   89.4 319 b:1.6+1 1.8 5.0                   KHC 
 CLL  eP      23:58:35.50   0.1   89.9 321 b:4.0+1 1.3 5.5                   CLL 
 SPB1 eP      23:58:39.92   0.0   91.0 348                                   SPB1
 SPA3 eP      23:58:40.05   0.1   91.0 348                                   SPA3
 SPB4 eP      23:58:40.13   0.2   91.0 348                                   SPB4
 GRFO eP      23:58:41.15   0.8   90.9 320 b:5.6+1 1.3 5.7                   GRFO
 NBO02eP      23:58:43.07  -0.1   91.6 331                                   NBO0
      esP     23:59:00.50   6.6 
 SNAA eP      23:58:44.49   0.5   91.8 198 b:4.5+0 1.4 4.7                   SNAA
 TAM  eP      23:59:01.03   1.4   94.9 293 b:1.5+1 1.9 5.1                   TAM 
 TOA0 eP      23:59:21.15   5.3   98.5 283                                   TOA0
 MLY  ePdif   23:59:22.80   0.4  100.2  24                                   MLY 
 MCK  ePdif   23:59:27.32  -0.1  101.4  25                                   MCK 
 DOT  ePP     00:03:51.67  -0.6X 103.4  24                                   DOT 
 HLID ePKPpre 00:04:34.52  -0.6X 128.9  32                                   HLID
      ePKPdf  00:04:45.35   0.7 
 F10A ePKPdf  00:04:38.07  -0.4  125.8  31                                   F10A
 BSMT ePKPdf  00:04:38.50   0.1  125.7  28                                   BSMT
 SLMT ePKPdf  00:04:39.70  -0.7  126.7  28                                   SLMT
 MSO  ePKPdf  00:04:39.72  -0.8  126.8  29                                   MSO 
 CHMT ePKPdf  00:04:40.65  -0.5  127.1  28                                   CHMT
 MOD  ee      00:04:40.82   0.0X 126.6  37                                   MOD 
 WVOR ePKPdf  00:04:42.67   1.1  127.3  36                                   WVOR
 MFID ePKPdf  00:04:43.80   0.5  128.2  33                                   MFID
 EGMT ePKPdf  00:04:43.85   1.5  127.8  25                                   EGMT
 DLMT ee      00:04:44.35   0.0X 128.5  29                                   DLMT
 BOZ  ePKPdf  00:04:44.61   0.3  128.8  28                                   BOZ 
 MCMT ePKPdf  00:04:45.20   0.7  128.8  30                                   MCMT
 QLMT ePKPdf  00:04:46.59   0.8  129.5  29                                   QLMT
 YMR  ee      00:04:48.28   0.0X 129.8  29                                   YMR 
 ELK  ee      00:04:49.01   0.0X 130.3  35                                   ELK 
 TPAW ee      00:04:49.31   0.0X 130.7  30                                   TPAW
 DUG  ee      00:04:52.22   0.0X 132.1  34                                   DUG 
 TUC  ee      00:04:52.99   0.0X 138.5  41                                   TUC 
 MSU  ee      00:04:55.00   0.0X 133.6  35                                   MSU 
 P18A ee      00:04:55.11   0.0X 133.9  33                                   P18A
 CCUT ee      00:04:56.16   0.0X 133.5  37                                   CCUT
 PV05 ee      00:04:58.24   0.0X 135.6  33                                   PV05
 PV01 ee      00:04:58.52   0.0X 135.9  33                                   PV01
 PV09 ee      00:04:59.38   0.0X 135.3  33                                   PV09
 MVCO ee      00:05:00.62   0.0X 136.6  34                                   MVCO
 WUAZ ee      00:05:00.70   0.0X 136.1  38                                   WUAZ
 WMOK ee      00:05:06.82   0.0X 143.4  26                                   WMOK



 Generated 2010 OCT 27 at 00:06 UTC

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