Phase Data

Explanation of Parameters


     12 MAR 2013  ( 71)

     ot  = 06:31:16.78   +/-   2.14              LUZON, PHILIPPINES              
     lat =      14.211   +/-   13.0
     lon =     120.533   +/-   17.7              MAGNITUDE 4.6 (GS)       
     dep =       110.3   +/-    9.9   

     65 km (40 miles) SW of MANILA, Philippines (pop 9,932,000)
     73 km (46 miles) SSE of Olongapo, Luzon, Philippines (pop 194,000)
     76 km (47 miles) NW of Batangas, Luzon, Philippines (pop 247,000)
     102 km (64 miles) S of Angeles, Luzon, Philippines (pop 263,000)

     nph =   27 of  34    se = 1.06    FE=249                            A   

     error ellipse = (104.0, 15.0, 28.1;199.0, 14.0, 20.0;329.0, 67.0, 12.8)

 mb = 4.6 ( 32)  ML = 4.4 (  2)  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
 YHNB ePn     06:33:43.61   0.2   10.4   4                                   YHNB
 PBKT eP      06:35:30.88   0.8   19.0 280 b:9.1+0 .68 4.2                   PBKT
 CHTO eP      06:35:52.83  -0.8   21.2 285 b:1.7+1 .95 4.4                   CHTO
 CM01 eP      06:35:53.24   0.4   21.1 284                                   CM01
 CM31 eP      06:35:54.17   1.1   21.1 284 b:5.7+1 1.0 4.9                   CM31
 JAGI eP      06:36:16.76   0.7   23.4 196 b:5.1+1 .90 4.9                   JAGI
 PSI  eP      06:36:22.66  -0.9   24.2 244 b:3.4+1 1.0 4.8                   PSI 
 CISI eP      06:36:30.56  -0.4   25.0 211 b:2.7+1 .70 4.8                   CISI
 SHL  eP      06:37:06.88  -0.9X  29.2 297 b:3.4+1 .52 5.3                   SHL 
 ULN  eP      06:38:01.39  -0.5   35.4 344 b:1.4+1 .50 5.1                   ULN 
 TLY  eP      06:38:38.60  -0.1   39.8 344 b:1.5+1 .60 5.0                   TLY 
 MK01 eP      06:39:25.52   0.3X  45.5 323                                   MK01
 MK31 eP      06:39:25.97   0.6X  45.5 323 b:2.6+0 .80 4.1                   MK31
 MAKZ eP      06:39:27.19   0.3   45.7 323 b:2.1+0 .70 4.0                   MAKZ
 KDJ  eP      06:39:35.05   1.3   46.6 315 b:1.9+0 .85 3.9                   KDJ 
 NRN  eP      06:39:38.58   0.4   47.1 314 b:3.0+0 .75 4.2                   NRN 
 ARSB eP      06:39:53.38  -0.7   49.2 313 b:3.5+0 .75 4.3                   ARSB
 KURK eP      06:39:57.61   0.3   49.7 326 b:1.5+1 .70 5.0                   KURK
      epP     06:40:24.78  depth =   1.6 
 GAR  eP      06:40:03.93   0.2X  50.5 309 b:1.9+1 .98 5.0                   GAR 
 CHGR eP      06:40:09.81   0.2   51.3 308 b:2.2+1 .76 5.2                   CHGR
 KK31 eP      06:40:11.62   0.4X  51.5 314 b:3.7+0 .90 4.3                   KK31
 KKAR eP      06:40:11.62   0.4X  51.5 314 b:3.7+0 .90 4.3                   KKAR
 BRVK eP      06:40:39.31   0.3   55.3 326 b:1.2+1 1.0 4.8                   BRVK
 TIXI eP      06:40:53.40  -1.5   57.6   3 b:5.0+0 1.1 4.4                   TIXI
 ABKAReP      06:41:13.55   0.1   60.2 319 b:6.5+0 .60 4.9                   ABKA
 ARU  eP      06:41:30.25  -0.7   62.9 327 b:1.7+1 .60 5.2                   ARU 
 RAYN eP      06:42:22.22  -0.5   70.9 290 b:4.3+0 .90 4.3                   RAYN
 BPAW eP      06:42:56.74   1.3   76.7  27 b:3.0+0 .84 4.1                   BPAW
 BUR08eP      06:43:30.82  -0.1   83.2 317 b:2.5+0 .80 4.2                   BUR0
 KWP  eP      06:43:33.60  -2.8X  84.3 320 b:1.2+2 .50 6.1                   KWP 
 NC405eP      06:43:45.95  -1.1   86.5 333 b:1.3+1 .60 5.1                   NC40
 NC204eP      06:43:47.95  -0.9   86.8 333 b:7.4+0 .70 4.8                   NC20
 RES  eP      06:44:00.87   4.2   88.6   9 b:2.2+0 .65 4.4                   RES 



 Generated 2013 MAR 12 at 06:47 UTC

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