Phase Data

Explanation of Parameters


     17 NOV 2011  (321)

     ot  = 09:18:09.31   +/-   1.22              NORTH OF HALMAHERA, INDONESIA   
     lat =       4.116   +/-   11.4
     lon =     128.222   +/-   18.1              MAGNITUDE 4.5 (GS)       
     dep =        76.0   +/-    9.5   

     380 km (236 miles) NNE of Ternate, Moluccas, Indonesia
     403 km (251 miles) ESE of General Santos, Mindanao, Philippines
     1404 km (872 miles) SE of MANILA, Philippines
     2633 km (1635 miles) ENE of JAKARTA, Java, Indonesia

     nph =   23 of  23    se = 0.60    FE=264                            A   

     error ellipse = ( 84.0, 19.0, 29.3;353.0,  2.0, 17.5;257.0, 70.0, 11.2)

 mb = 4.5 ( 16)  ML = 4.2 (  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     09:19:54.35  -1.4    7.5 227 L:1.3-1 .70 4.5                   LUWI
 FAKI ePn     09:20:03.87   0.1    8.1 150 L:2.0-2 1.2 3.9                   FAKI
 MYLDMePn     09:20:26.36  -0.5    9.8 277                                   MYLD
 SBUM ePn     09:21:51.21   0.4   16.1 265 b:4.3+1 1.4 4.4                   SBUM
 MTN  ePn     09:22:02.52  -1.0   17.1 170 b:2.4+1 .55 4.6                   MTN 
 TPUB eP      09:22:40.96   0.3   20.4 340 b:3.5+1 .70 4.8                   TPUB
 SSLB eP      09:22:46.61   2.3   20.8 341 b:2.3+1 .70 4.6                   SSLB
 WB2  eP      09:23:22.20  -0.9   24.7 166                                   WB2 
      eP      09:23:23.45   0.3 
 WRAB eP      09:23:23.31   0.3   24.6 166 b:1.0+1 .80 4.3                   WRAB
 STKA eP      09:25:20.45   0.5   38.0 161 b:1.7+0 .70 4.1                   STKA
 ULN  eP      09:26:35.11   0.3   47.2 341 b:5.6+0 .90 4.5                   ULN 
 YAK  eP      09:27:52.42   0.0   57.8   1 b:2.0+1 .70 5.3                   YAK 
 MK01 eP      09:27:54.60  -0.2   58.1 324                                   MK01
 MK31 eP      09:27:55.12   0.2   58.1 325                                   MK31
 MKAR eP      09:27:55.12   0.2   58.1 325 b:6.7+1 .65 5.9                   MKAR
 ZALV eP      09:28:12.65  -1.6   60.9 332                                   ZALV
 AAK  eP      09:28:16.24   0.5   61.1 317 b:6.9+0 1.0 4.7                   AAK 
 KURK eP      09:28:22.74  -0.3   62.2 327 b:1.8+1 .55 5.4                   KURK
 KKAR eP      09:28:34.70  -0.1   64.0 317 b:4.4+1 .75 5.5                   KKAR
 TIXI eP      09:28:55.80  -0.6   67.4   0 b:1.9+1 1.8 4.7                   TIXI
 BRVK eP      09:28:59.26  -0.4   67.9 327 b:6.0+0 .70 4.6                   BRVK
 ABKAReP      09:29:29.29  -0.4   72.8 320 b:3.0+1 .90 5.2                   ABKA



 Generated 2011 NOV 17 at 09:54 UTC

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