Phase Data

Explanation of Parameters


     11 MAY 2011  (131)

     ot  = 07:54:30.60   +/-   1.77              HALMAHERA, INDONESIA            
     lat =       1.517   +/-    9.8
     lon =     127.239   +/-   11.3              MAGNITUDE 5.1 (GS)       
     dep =        99.2   +/-    5.3   

     83 km (51 miles) N of Ternate, Moluccas, Indonesia (pop 156,000)
     266 km (165 miles) E of Manado, Sulawesi, Indonesia
     1601 km (994 miles) SSE of MANILA, Philippines
     2420 km (1503 miles) ENE of JAKARTA, Java, Indonesia

     nph =   68 of  68    se = 0.88    FE=267                            A   

     error ellipse = ( 59.0,  9.0, 18.3;327.0,  9.0, 14.0;195.0, 76.0,  7.2)

 mb = 5.1 ( 47)  ML = 4.8 (  4)  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
 LUWI ePn     07:55:45.30   0.1    5.1 240 L:5.0+0 .85 5.5                   LUWI
 FAKI ePn     07:56:09.60   3.5    6.7 131 L:1.0-1 2.0 4.2                   FAKI
 MYLDMePn     07:56:45.16   1.2    9.4 293                                   MYLD
 KAPI ePn     07:56:50.13   0.1    9.9 229                                   KAPI
 KKM  ePn     07:57:17.50   0.6   11.9 293                                   KKM 
 MTN  ePn     07:57:53.54  -1.2   14.8 165                                   MTN 
 SBUM ePn     07:57:57.51  -0.6   15.0 274 b:1.5+2 1.0 5.2                   SBUM
 JAGI ePn     07:58:17.30   2.4   16.4 233 b:1.4+2 1.1 5.1                   JAGI
 KSM  ePn     07:58:21.55   0.1   16.9 270 b:5.2+1 .70 4.9                   KSM 
 SMRI eP      07:58:45.20   2.7   18.8 243 b:8.3+1 .80 5.1                   SMRI
 UGM  eP      07:58:48.51   2.5   19.1 240 b:1.7+2 .80 5.4                   UGM 
 FITZ eP      07:58:50.57  -0.1   19.6 185 b:5.5+1 .50 5.1                   FITZ
 CISI eP      07:59:10.40   0.1   21.4 245 b:9.5+1 .90 5.1                   CISI
 MANU epP     07:59:16.09  -3.1   20.4 100                                   MANU
 COEN eP      07:59:18.01   0.6   22.0 135 b:2.3+1 .80 4.6                   COEN
 WB2  eP      07:59:20.22  -1.3   22.4 162 b:2.1+2 .65 5.6                   WB2 
 WRAB eP      07:59:20.46  -1.0   22.4 162 b:2.2+2 .60 5.7                   WRAB
 TPUB eP      07:59:23.30   0.3   22.6 344 b:2.5+1 .70 4.7                   TPUB
 PMG  eP      07:59:23.69   0.2   22.6 119 b:2.1+1 .75 4.6                   PMG 
 SSLB eP      07:59:26.35  -0.4   23.0 345 b:2.0+1 .90 4.4                   SSLB
 MYKOMeP      07:59:28.11  -2.6   23.4 271 b:2.6+1 .60 4.8                   MYKO
 GUMO esP     07:59:36.63  -2.7   21.2  55                                   GUMO
 XMIS eP      07:59:41.51   0.0   24.6 241 b:4.3+2 1.4 5.7                   XMIS
 AS01 eP      07:59:51.89  -1.3   25.9 166                                   AS01
      eScP    08:06:48.29  -2.7 
 AS31 eP      07:59:52.27  -0.9   25.9 166 b:3.3+1 .35 5.3                   AS31
 PSI  eP      08:00:13.76  -1.7   28.3 273 b:2.7+1 .90 4.9                   PSI 
 CTAO eP      08:00:17.17   0.9   28.4 140 b:1.2+2 .80 5.6                   CTAO
 CM01 eP      08:00:51.04  -0.5   32.4 303                                   CM01
      eScP    08:07:10.39  -1.5 
 CHTO eP      08:00:53.08  -0.2   32.6 304 b:4.8+1 1.6 5.0                   CHTO
      ePcP    08:03:40.58   3.2 
 BBOO eP      08:01:14.06  -0.8   35.1 167 b:6.3+1 .60 5.7                   BBOO
 EIDS eP      08:01:16.11  -0.3   35.3 141 b:5.5+1 1.0 5.4                   EIDS
 NWAO eP      08:01:18.25   0.1   35.5 195 b:1.1+2 .60 5.9                   NWAO
 STKA eP      08:01:20.37  -0.9   35.9 159 b:1.8+1 .80 5.1                   STKA
 ARMA eP      08:01:51.44   0.8   39.4 146 b:7.9+1 .75 5.6                   ARMA
 CAN  eP      08:02:12.35   0.8   41.9 153 b:7.5+1 .80 5.6                   CAN 
 ULN  eP      08:03:09.68  -0.5   49.4 342 b:1.0+1 1.1 4.7                   ULN 
 CM31 ePcP    08:03:38.32   1.4   32.5 303                                   CM31
 MSVF eP      08:03:42.53   0.7   53.6 113 b:4.9+1 1.2 5.4                   MSVF
 MK01 eP      08:04:23.92  -0.4   59.6 326                                   MK01
 LBZ  eP      08:04:24.00   0.0   59.6 146 b:8.5+1 .64 6.0                   LBZ 
 MKAR eP      08:04:24.30  -0.2   59.6 326                                   MKAR
 MK31 eP      08:04:24.30  -0.2   59.6 326                                   MK31
 THZ  eP      08:04:24.32  -0.3   59.7 142 b:5.8+1 .70 5.8                   THZ 
 RPZ  eP      08:04:24.71   0.1   59.7 144 b:6.5+1 .92 5.8                   RPZ 
 MAKZ eP      08:04:25.79   0.0   59.8 326 b:1.4+1 .55 5.3                   MAKZ
 OXZ  eP      08:04:26.39  -0.6   60.0 144 b:3.0+1 .56 5.6                   OXZ 
 BKZ  eP      08:04:30.60  -0.6   60.6 138 b:3.3+1 .66 5.5                   BKZ 
 TKM2 eP      08:04:39.36   0.4   61.7 319 b:9.7+0 .50 5.1                   TKM2
 AAK  eP      08:04:43.44   0.5   62.3 319 b:3.7+0 .75 4.5                   AAK 
      eP      08:04:43.55   0.7 
 EKS2 eP      08:04:46.75   0.7   62.8 318 b:7.1+0 .70 4.7                   EKS2
 KBL  eP      08:04:49.37   0.0   63.3 308 b:9.1+0 .50 5.0                   KBL 
 KKAR eP      08:05:01.34  -0.1   65.2 318                                   KKAR
 BRVK eP      08:05:27.93  -0.6   69.5 327 b:1.6+1 1.1 4.8                   BRVK
 ZRNK eP      08:05:31.52  -1.0   70.2 327 b:1.2+1 .85 4.7                   ZRNK
 ABKAReP      08:05:55.56  -0.9   74.2 321                                   ABKA
 ARU  eP      08:06:16.04   3.2   77.1 328 b:6.5+0 .70 4.6                   ARU 
 VNDA eP      08:06:34.45  -0.4   81.2 173 b:6.1+0 .75 4.5                   VNDA
 MAW  eP      08:06:38.71   0.1   81.9 200 b:2.2+0 .85 4.0                   MAW 
 SBA  eP      08:06:39.96   0.4   82.1 172 b:1.5+1 1.4 4.6                   SBA 
 TT01 eP      08:06:42.54  -0.1   82.6  27                                   TT01
 TTA  eP      08:06:43.20   0.4   82.6  27 b:1.3+1 1.2 4.7                   TTA 
 SPU  eP      08:06:51.51   0.7   84.2  29                                   SPU 
 COLD eP      08:06:58.42   0.1   85.7  23                                   COLD
 BR231eP      08:07:32.04   1.1   92.5 310                                   BR23



 Generated 2011 MAY 11 at 08:17 UTC

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