Phase Data

Explanation of Parameters


     30 OCT 2011  (303)

     ot  = 16:58:41.92   +/-   1.87              HALMAHERA, INDONESIA            
     lat =       2.616   +/-   11.6
     lon =     128.698   +/-   11.8              MAGNITUDE 4.7 (GS)       
     dep =       190.2   +/-   10.0   

     250 km (155 miles) NE of Ternate, Moluccas, Indonesia
     446 km (277 miles) ENE of Manado, Sulawesi, Indonesia
     1572 km (976 miles) SSE of MANILA, Philippines
     2615 km (1624 miles) ENE of JAKARTA, Java, Indonesia

     nph =   20 of  23    se = 0.92    FE=267                            A   

     error ellipse = (228.0, 14.0, 24.2;344.0, 60.0, 15.7;131.0, 24.0,  7.2)

 mb = 4.7 ( 18)  ML = 5.2 (  2)  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     17:00:21.18  -0.3    7.0 239 L:8.5-1 .75 5.2                   LUWI
 MYLDMePn     17:01:08.39   0.7   10.5 284                                   MYLD
 MMRI ePn     17:01:40.80   2.2X  12.9 210                                   MMRI
 SOEI ePn     17:01:42.76   2.1X  13.1 200                                   SOEI
 MTN  ePn     17:02:11.39   0.0   15.6 171 b:1.8+1 .35 4.9                   MTN 
 SBUM eP      17:02:23.05   1.2   16.5 270 b:1.9+2 1.5 5.3                   SBUM
 KSM  eP      17:02:43.60   0.5   18.4 267 b:1.3+2 1.1 5.3                   KSM 
 CISI eP      17:03:30.22  -1.6   23.2 244 b:4.3+1 .70 5.2                   CISI
 WB2  eP      17:03:30.71  -0.4   23.1 166 b:1.5+1 .65 4.7                   WB2 
 WRAB eP      17:03:31.50   0.4   23.1 166 b:1.4+1 .55 4.8                   WRAB
 RABL eP      17:03:44.68   1.5   24.4 106 b:2.7+1 .60 5.0                   RABL
 MYKOMeP      17:03:46.57  -0.6   24.8 269 b:2.0+1 .80 4.8                   MYKO
 CTAO ee      17:03:47.06   0.0X  28.4 143 b:1.4+1 .80 4.7                   CTAO
 AS31 eP      17:04:02.85   0.0   26.6 169 b:2.1+0 .55 4.1                   AS31
 PSI  eP      17:04:30.26  -0.7   29.7 271 b:3.0+1 1.1 4.9                   PSI 
 CM31 eP      17:05:01.02   0.6   33.1 301                                   CM31
 CHTO eP      17:05:01.89   0.2   33.3 301 b:1.2+1 .75 4.6                   CHTO
 MJB9 eP      17:05:14.38  -0.9   34.9  13 b:2.9+0 .75 4.0                   MJB9
 MAJO eP      17:05:14.68  -0.6   34.9  13 b:1.1+1 .75 4.6                   MAJO
 ASAJ eP      17:06:24.58   1.2   43.1  15 b:5.3+0 .50 4.3                   ASAJ
 LSA  eP      17:06:36.62   0.1   44.7 311 b:8.8+0 1.0 4.2                   LSA 
 KURK eP      17:08:52.28  -1.0   63.7 327 b:3.2+0 .90 4.2                   KURK
 TIXI eP      17:09:25.15  -0.6   68.9   0 b:4.3+0 1.0 4.2                   TIXI



 Generated 2011 OCT 30 at 18:27 UTC

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