Phase Data

Explanation of Parameters


      6 OCT 2011  (279)

     ot  = 23:47:04.40   +/-   0.97              MINDANAO, PHILIPPINES           
     lat =       8.602   +/-   10.2
     lon =     126.103   +/-   10.4              MAGNITUDE 4.8 (GS)       
     dep =        38.0   +/-    5.2   

     36 km (22 miles) NW of Hinatuan, Mindanao, Philippines (pop N/A)
     72 km (45 miles) ESE of Butuan, Mindanao, Philippines (pop 267,000)
     147 km (91 miles) SSE of Surigao, Mindanao, Philippines (pop 118,000)
     867 km (538 miles) SE of MANILA, Philippines

     nph =   45 of  45    se = 0.48    FE=259                            A   

     error ellipse = (242.0, 25.0, 17.0;149.0,  6.0, 16.2; 47.0, 63.0,  2.1)

 mb = 4.8 ( 25)  ML = 4.8 (  2)  mblg = 4.6 (  2)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 DAV  ePn     23:47:30.32   0.0    1.6 199 L:2.2+1 1.9 4.8  g:3.3+0 .82 4.6  DAV 
 FAKI ePn     23:50:06.29  -0.2   13.0 152                                   FAKI
 SBUM ePn     23:50:35.26   0.0   15.1 247 b:4.1+1 1.0 4.6                   SBUM
 SOEI eP      23:51:15.86   0.1   18.3 186 b:7.1+1 .90 4.8                   SOEI
 MTN  eP      23:51:53.86  -0.4   21.9 167 b:1.8+1 .95 4.5                   MTN 
 MYKOMeP      23:52:07.21  -0.7   23.2 254 b:3.2+1 1.4 4.6                   MYKO
 MANU eP      23:52:13.17   0.2   23.7 116 b:5.6+1 1.4 4.9                   MANU
 KULM eP      23:52:28.94  -0.3   25.5 264 b:1.3+1 .90 4.5                   KULM
 COEN eP      23:52:52.56  -0.2   28.1 143 b:2.2+1 .90 4.8                   COEN
 CM01 eP      23:52:53.44   0.5   28.1 293                                   CM01
 WB2  eP      23:53:05.62   0.3   29.5 164 b:5.4+0 .75 4.3                   WB2 
      eP      23:53:05.93   0.6 
 AS31 eP      23:53:35.62  -0.1   33.0 167 b:1.2+0 .60 4.0                   AS31
 AS01 eP      23:53:35.74  -0.1   33.0 167                                   AS01
      ePcP    23:56:19.04  -0.4 
 CTAO eP      23:53:50.74  -0.4   34.7 145 b:1.0+1 .85 4.8                   CTAO
 FORT eP      23:54:29.22   0.3   39.2 177 b:2.7+2 .75 6.1                   FORT
 EIDS eP      23:54:48.63  -0.4   41.6 145 b:1.5+1 1.0 4.7                   EIDS
 NWAO eP      23:54:53.67   0.4   42.1 191 b:2.5+1 1.1 4.9                   NWAO
 BBOO eP      23:54:53.84  -0.3   42.3 168 b:2.2+1 .65 5.0                   BBOO
 STKA eP      23:54:59.29   0.0   42.9 161 b:2.3+0 1.0 3.9                   STKA
 MK01 eP      23:56:19.00  -0.2   53.2 324                                   MK01
 MKAR eP      23:56:19.37   0.0   53.3 324 b:2.4+1 .95 5.2                   MKAR
 MK31 eP      23:56:19.37   0.0   53.3 324                                   MK31
 MAKZ eP      23:56:20.92   0.2   53.5 324 b:8.5+0 1.2 4.6                   MAKZ
 ZAA0 eP      23:56:37.92  -1.2   56.0 332                                   ZAA0
      eP      23:56:39.20   0.1 
 KBL  eP      23:56:55.17   0.3   58.1 305 b:1.3+1 .80 5.1                   KBL 
 BRVK eP      23:57:27.75   0.3   63.0 326 b:8.1+0 .90 4.8                   BRVK
 LBZ  eP      23:57:47.51   0.0   66.1 147 b:2.7+1 1.0 5.3                   LBZ 
 RPZ  eP      23:57:47.87   0.1   66.1 146 b:2.7+1 .70 5.4                   RPZ 
 BKZ  eP      23:57:51.75   0.5   66.6 139 b:2.2+1 .80 5.3                   BKZ 
 ABKAReP      23:57:59.64  -0.3   68.0 320                                   ABKA
 ARU  eP      23:58:14.81  -0.4   70.5 327 b:8.5+0 .70 4.9                   ARU 
 RAYN eP      23:58:59.07  -0.7   78.0 292 b:7.4+0 .75 4.8                   RAYN
 GNI  eP      23:59:02.99   4.1   77.9 309 b:2.6+1 1.5 5.0                   GNI 
 KIV  eP      23:59:06.20  -0.5   79.4 313                                   KIV 
 COLD eP      23:59:07.91   0.1   79.7  23                                   COLD
 MCK  eP      23:59:10.42   0.1   80.1  27                                   MCK 
 WRH  eP      23:59:12.44   0.2   80.5  26                                   WRH 
 KOPT eP      23:59:16.31  -0.5   81.2 309                                   KOPT
 DAWY eP      23:59:31.45  -0.8   84.3  26                                   DAWY
 BR131eP      23:59:43.25  -0.4   86.5 310                                   BR13
 BR231eP      23:59:43.44  -3.3   87.1 310                                   BR23
 VNDA eP      23:59:52.67   1.2   88.3 173                                   VNDA



 Generated 2011 OCT  7 at 00:03 UTC

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