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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     14 APR 2009  (104)

     ot  = 08:24:28.22   +/-   0.67              MINDORO, PHILIPPINES            
     lat =      13.347   +/-    5.9
     lon =     121.041   +/-    7.1                                       
     dep =       191.7   +/-    6.1   

     15 km (10 miles) WSW of Calapan, Mindoro, Philippines (pop 105,000)
     45 km (30 miles) S of Batangas, Luzon, Philippines (pop 247,000)
     140 km (85 miles) S of MANILA, Philippines (pop 9,932,000)
     155 km (95 miles) WSW of San Pedro, Luzon, Philippines (pop 231,000)

     nph =   38 of  42    se = 0.74    FE=250                            A   

     error ellipse = (240.6,  7.2, 11.7;  3.1, 76.8,  9.4;149.2, 11.0,  8.1)

 mb = 4.4 ( 17)  ML = 0.0 (  0)  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
 TGY  P       08:24:55.81   0.1    0.8 352                                   TGY 
      S       08:25:17.24  S res =   0.3X
 CHTO eP      08:29:05.61  -0.9   21.9 287 g:2.0-2 1.1 3.8X b:2.0+1 1.1 4.5  CHTO
 CM31 eP      08:29:05.93   0.1   21.8 286 g:4.6-2 1.1 4.1X b:4.6+1 1.1 4.9  CM31
 CMAR P       08:29:05.95   0.1   21.8 286                                   CMAR
 PSI  P       08:29:28.92   0.5   24.3 246                                   PSI 
 MBWA eP      08:30:57.25   0.6   34.3 182 b:3.5+0 .38 4.4                   MBWA
 WRAB eP      08:31:05.75  -1.7   35.6 158 b:3.1+0 .41 4.3                   WRAB
 ULN  eP      08:31:13.79   0.0   36.3 344 b:2.1+0 .80 3.8                   ULN 
 SONM P       08:31:14.92  -0.2   36.5 343                                   SONM
 ASAR P       08:31:34.70  -0.6   38.9 161                                   ASAR
      pP      08:32:15.70  depth = 191.8X
      ScP     08:37:14.80   2.4X
 MK31 eP      08:32:36.40   0.0   46.5 324                                   MK31
 MKAR P       08:32:36.48   0.1   46.5 324                                   MKAR
      PcP     08:34:08.00   0.5X
 STKA P       08:32:57.10   0.8   49.1 157                                   STKA
 ZALV P       08:32:58.73  -0.5   49.5 333                                   ZALV
 AAK  eP      08:33:01.44   1.5   49.6 315 b:9.7+0 .80 4.4                   AAK 
 EKS2 eP      08:33:04.09   0.5   50.1 315 b:3.4+0 .73 4.0                   EKS2
 KURK eP      08:33:07.92   0.0   50.7 326 b:1.3+1 .80 4.6                   KURK
 KBL  eP      08:33:13.87   0.1   51.4 304 b:7.8+0 .75 4.4                   KBL 
 KKAR eP      08:33:21.23  -0.2   52.5 315 b:5.9+0 .73 4.3                   KKAR
 BRVK eP      08:33:48.86  -0.1   56.3 326 b:1.4+1 1.1 4.6                   BRVK
 ABKAReP      08:34:22.44  -0.4   61.2 319 b:9.2+0 .80 4.6                   ABKA
 KBZ  P       08:35:31.82  -1.5   72.4 312                                   KBZ 
 MALT eP      08:35:56.45   1.2   76.1 307 b:2.1+0 .50 4.1                   MALT
 MCK  eP      08:36:06.63   0.6   78.2  27 b:5.6+0 .61 4.5                   MCK 
 PMR  eP      08:36:07.10   0.4   78.3  29 b:2.5+0 .47 4.2                   PMR 
 ILAR P       08:36:09.90  -0.2   78.9  26                                   ILAR
 ARCESP       08:36:13.25  -0.1   79.5 339                                   ARCE
 BRTR P       08:36:14.40  -0.3   79.6 308                                   BRTR
 FINESP       08:36:19.57  -0.4   80.8 331                                   FINE
 AKASGP       08:36:19.92  -1.3   80.9 320                                   AKAS
 BUR08eP      08:36:38.00   0.0   84.1 317                                   BUR0
 KMBO eP      08:36:40.47   1.3   84.2 267 b:3.5+0 .78 4.2                   KMBO
 NOA  P       08:36:54.03  -1.1   87.7 333                                   NOA 
 RES  eP      08:37:02.53   0.2   89.3   9 b:1.5+0 .89 3.9                   RES 
 GERESP       08:37:11.38   0.0   91.1 321                                   GERE
 YKA  P       08:37:20.39   0.9   93.0  23                                   YKA 
 TXAR PKP     08:42:56.30   0.5  119.5  45                                   TXAR
 JTS  ePKPdf  08:43:44.05   0.2  145.1  49                                   JTS 



 Generated 2009 APR 26 at 08:28 UTC

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


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