Phase Data

Explanation of Parameters


     30 OCT 2011  (303)

     ot  = 05:09:07.44   +/-   1.41              MINDANAO, PHILIPPINES           
     lat =       5.228   +/-    8.7
     lon =     125.424   +/-   11.4              MAGNITUDE 4.9 (GS)       
     dep =       214.4   +/-    8.1   

     102 km (63 miles) SSE of General Santos, Mindanao, Philippines (pop 411,000
     205 km (127 miles) S of Davao, Mindanao, Philippines
     1144 km (711 miles) SSE of MANILA, Philippines
     2418 km (1502 miles) ENE of JAKARTA, Java, Indonesia

     nph =   35 of  35    se = 0.70    FE=259                            A   

     error ellipse = ( 89.0,  2.0, 17.5;181.0, 40.0, 15.6;356.0, 49.0,  9.1)

 mb = 4.9 (  1)  ML = 4.5 (  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
 DAV  ePn     05:09:46.40   0.9    1.8   5 L:8.9+0 .82 4.8                   DAV 
 MYLDMePn     05:10:48.21   1.7    6.9 270 L:7.0-2 3.3 4.2                   MYLD
 KKM  ePn     05:11:17.32   0.9    9.2 276                                   KKM 
      eS      05:12:57.96  S res =  -2.0 
 KAPI ePn     05:11:46.68  -0.9   11.6 209                                   KAPI
 SBUM ePn     05:12:14.68   4.3   13.5 259                                   SBUM
 KSM  eP      05:12:37.10   1.6   15.5 257 b:4.7+1 .80 5.0                   KSM 
 YULB eP      05:13:09.56   1.8   18.5 348 b:9.9+1 1.8 5.0                   YULB
 MTN  eP      05:13:11.69   0.3   18.8 163 b:6.2+1 .35 5.5                   MTN 
 GUMO eP      05:13:33.10  -0.3   20.9  65 b:3.3+2 1.4 5.7                   GUMO
 JOW  eP      05:13:41.78   0.4   21.7   7 b:1.7+2 1.7 5.3                   JOW 
 MYKOMeP      05:13:42.86   0.0   21.8 262 b:1.2+2 1.4 5.2                   MYKO
 ANA2 eP      05:13:51.87   0.4   22.8  59                                   ANA2
 MANU eP      05:13:53.48  -1.0   23.1 108 b:1.7+1 .70 4.8                   MANU
 KULM eP      05:14:08.86  -0.1   24.7 271 b:1.5+1 .90 4.6                   KULM
 WRAB eP      05:14:24.44  -0.9   26.5 161 b:2.2+1 1.0 4.8                   WRAB
 WB2  eP      05:14:24.87  -0.5   26.5 161 b:2.0+1 1.0 4.8                   WB2 
 PSI  eP      05:14:25.66  -0.4   26.5 266 b:1.7+1 .80 4.8                   PSI 
 MBWA eP      05:14:26.86  -1.2   26.8 192 b:1.5+1 .55 4.9                   MBWA
 CHTO eP      05:14:48.84   0.0   29.1 300 b:6.0+0 .55 4.5                   CHTO
 AS31 eP      05:14:55.15  -0.2   29.9 164 b:5.7+0 .35 4.7                   AS31
 FORT eP      05:15:47.03  -0.1   35.9 176 b:3.4+2 .60 6.1                   FORT
 NWAO eP      05:16:10.72  -0.3   38.7 191                                   NWAO
 BBOO eP      05:16:14.64   0.1   39.1 166 b:5.4+1 .40 5.5                   BBOO
 STKA eP      05:16:21.91   0.5   40.0 158 b:3.4+0 .75 3.9                   STKA
 CAN  eP      05:17:11.71   1.9   46.0 153 b:1.7+1 .70 4.5                   CAN 
 MKAR eP      05:18:20.90   0.0   55.6 325                                   MKAR
 MK31 eP      05:18:20.90   0.0   55.6 325                                   MK31
 MAKZ eP      05:18:22.27   0.1   55.8 325 b:5.8+0 .60 4.4                   MAKZ
 YAK  eP      05:18:30.01   1.2   56.8   2 b:2.8+1 .60 5.1                   YAK 
 KURK eP      05:18:49.31  -0.6   59.8 328                                   KURK
 BKZ  eP      05:19:22.00   0.1   64.6 138                                   BKZ 
 BRVK eP      05:19:26.77  -0.5   65.4 327                                   BRVK
 TIXI eP      05:19:32.59  -0.2   66.4   1                                   TIXI
 ARU  eP      05:20:12.10  -1.4   73.0 328                                   ARU 



 Generated 2011 OCT 30 at 05:24 UTC

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