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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     14 APR 2009  (104)

     ot  = 07:02:20.62   +/-   1.20              MINDANAO, PHILIPPINES           
     lat =       6.485   +/-    6.7
     lon =     124.150   +/-    8.3              MAGNITUDE 5.0 (GS)       
     dep =        54.2   +/-   12.0   

     85 km (50 miles) S of Cotabato, Mindanao, Philippines (pop 163,000)
     120 km (75 miles) WNW of General Santos, Mindanao, Philippines (pop 411,000
     165 km (105 miles) SSE of Pagadian, Mindanao, Philippines
     960 km (600 miles) SSE of MANILA, Philippines

     nph =   28 of  28    se = 1.16    FE=259                            A   

     error ellipse = (159.7, 82.2, 18.6; 63.4,  0.9, 13.6;333.3,  7.7,  8.9)

 mb = 4.8 ( 20)  ML = 0.0 (  0)  mblg = 0.0 (  0)  md = 4.0 (  1)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 DAV  ePn     07:02:45.46  -0.2    1.5  68 d:1.4+2     4.0  L:7.0+0 .55 4.2X DAV 
 KAPI ePn     07:05:11.74  -0.5   12.2 201                                   KAPI
 KSM  ePn     07:05:46.25   1.0   14.7 251                                   KSM 
 FITZ eP      07:07:34.53  -0.2   24.5 177 b:3.4+1 .89 4.9                   FITZ
 CHTO eP      07:08:02.36   0.8   27.4 299 b:5.4+0 .88 4.2                   CHTO
 COEN eP      07:08:03.81  -0.4   27.7 137 g:1.0-1 1.0 4.7X b:6.5+1 .75 5.3  COEN
 MBWA eP      07:08:04.01  -0.9   27.8 189 b:4.0+1 1.1 5.0                   MBWA
 WRAB eP      07:08:07.09  -0.4   28.1 159 g:4.2-2 1.2 4.3X b:4.2+1 1.2 4.9  WRAB
 AS31 eP      07:08:36.96  -0.1   31.4 163                                   AS31
 CTAO eP      07:09:01.95   0.7   34.2 141 b:1.2+1 .83 4.9                   CTAO
 FORT eP      07:09:26.33  -0.8   37.2 174 b:4.4+1 .80 5.4                   FORT
 BBOO eP      07:09:56.28   0.4   40.7 165 b:9.5+2 1.1 6.5X                  BBOO
 EIDS eP      07:09:58.71  -0.7   41.1 141 b:2.1+1 .81 4.9                   EIDS
 STKA eP      07:10:04.54   0.9   41.6 157 b:6.2+0 .90 4.4                   STKA
 ULN  eP      07:10:20.27  -0.5   43.7 343 b:7.0+0 1.0 4.4                   ULN 
 ARMA eP      07:10:33.27   0.9   45.2 146 b:2.2+1 .90 5.0                   ARMA
 CAN  eP      07:10:53.48   1.3   47.7 152 b:3.7+1 1.4 5.2                   CAN 
 ZAA0 eP      07:11:57.93  -2.6   57.0 333                                   ZAA0
 AAK  eP      07:11:59.50   1.2   56.6 318 b:2.4+1 1.0 5.2                   AAK 
 EKS2 eP      07:11:59.55  -2.2   57.1 317 b:6.0+0 1.0 4.6                   EKS2
 KBL  eP      07:12:08.21   1.1   57.8 307 b:8.1+0 1.0 4.8                   KBL 
 KURK eP      07:12:08.45   0.3   58.1 328 b:6.1+0 .81 4.8                   KURK
 KKAR eP      07:12:17.94  -0.3   59.5 317 b:2.3+0 .63 4.5                   KKAR
 BRVK eP      07:12:47.30   0.9   63.7 327 b:1.2+1 .99 4.9                   BRVK
 PMR  eP      07:14:40.47   1.8   82.8  29 b:1.3+1 1.0 4.9                   PMR 
 BR131eP      07:14:57.29   0.1   86.3 309 b:2.2+0 .74 4.4                   BR13
 TRQA ePKPdf  07:21:55.39  -2.2  148.1 171                                   TRQA
 JTS  ePKPbc  07:21:57.82   0.6  146.6  60                                   JTS 



 Generated 2009 APR 14 at 08:08 UTC

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


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