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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     31 JAN 2009  ( 31)

     ot  = 04:27:35.84   +/-   0.15              ANDAMAN ISLANDS, INDIA REGION   
     lat =      11.803   +/-    3.1
     lon =      94.962   +/-    3.4              MAGNITUDE 5.1 (GS)       
     dep =        26.4  (depth phases)

     245 km (150 miles) E of Port Blair, Andaman Islands, India
     400 km (245 miles) W of Mergui, Myanmar
     635 km (395 miles) WSW of BANGKOK, Thailand
     2625 km (1630 miles) SE of NEW DELHI, Delhi, India

     nph =  147 of 251    se = 0.79    FE=703                            A   

     error ellipse = ( 51.3,  0.0,  5.0;141.3,  0.0,  3.3;  0.0,  0.0,  0.0)

 mb = 5.1 ( 71)  ML = 0.0 (  0)  mblg = 4.3 (  3)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 CM31 ePn     04:29:25.57  -0.1    7.7  30 d:4.3+1     5.4X L:5.4-2 .75 4.1X CM31
                                           g:6.1-2 .98 3.6  b:3.4+1 .75 5.6X
 CMAR Pn      04:29:25.65   0.0    7.7  30 L:1.0-2 .33 3.3X                  CMAR
      LR      04:32:38.83                                  
 CHTO ePn     04:29:29.32  -0.6    8.0  28                                   CHTO
 IPM  ePn     04:29:46.13  -2.9    9.4 140                                   IPM 
 QIZ  ePn     04:31:23.59   3.9X  16.0  62 g:1.5-1 1.5 4.3X b:1.5+2 1.5 4.9  QIZ 
 ODAN eP      04:31:24.40  -2.5   16.6 336 b:1.7+2 .76 5.3X                  ODAN
 TAPN eP      04:31:28.30  -2.6   16.9 337 b:2.4+2 .74 5.4X                  TAPN
 RAMN eP      04:31:31.60  -0.5   17.0 334                                   RAMN
 JIRN eP      04:31:40.30  -1.8   17.8 334 b:3.3+2 .74 5.5X                  JIRN
 PKI  eP      04:31:44.70  -0.7   18.1 332                                   PKI 
 GUN  eP      04:31:46.00  -0.4   18.1 333 b:2.1+2 .70 5.4X                  GUN 
 LSA  eP      04:31:46.39  -0.3   18.2 349 g:1.0-1 1.0 4.4  b:5.4+1 .65 4.8  LSA 
 DMN  eP      04:31:47.90   0.4   18.2 331 b:2.4+2 .76 5.4X                  DMN 
 KSM  eP      04:31:48.37  -0.3   18.4 123 b:1.6+2 1.7 4.9                   KSM 
 KKN  eP      04:31:48.60   0.3   18.3 332 b:1.3+2 .70 5.2X                  KKN 
 GKN  eP      04:31:54.10   0.5   18.8 331 b:2.1+2 .82 5.4X                  GKN 
 KOLN eP      04:31:58.50   1.3   19.1 328 b:3.8+2 .64 5.8X                  KOLN
 DANN eP      04:32:02.70   1.1   19.5 329 b:2.1+2 .76 5.5X                  DANN
 KKM  eP      04:32:27.85   2.1   21.8 103 b:1.2+2 .90 5.3                   KKM 
 ENH  eP      04:32:35.45  -1.1   22.8  34 g:7.6-2 1.0 4.4  b:3.3+1 .63 5.0  ENH 
 KAPI eP      04:33:39.68  -1.0   29.8 123                                   KAPI
      LR      04:45:37.76                                  
 KBL  eP      04:34:06.45   0.1   32.7 318 b:9.5+0 .85 4.7                   KBL 
 BJT  eP      04:34:16.46   0.9   33.8  30 b:2.5+1 .65 5.3                   BJT 
 TKM2 eP      04:34:29.36   0.7   35.3 335 b:2.1+1 .80 5.1                   TKM2
      epP     04:34:38.17  depth =  29.6 
 EKS2 eP      04:34:34.70   1.2   35.8 333 b:2.1+1 .80 5.1                   EKS2
      epP     04:34:43.04  depth =  28.0 
 MK31 eP      04:34:39.06   0.3   36.5 345                                   MK31
      epP     04:34:47.57  depth =  28.6 
 MKAR eP      04:34:39.35   0.5   36.5 345                                   MKAR
      pP      04:34:46.93  depth =  25.4 
      LR      04:53:18.18                                  
 SONM P       04:34:45.14   0.3   37.2  13                                   SONM
      pP      04:34:53.30  depth =  27.4 
      PcP     04:37:05.06   0.5X
      LR      04:51:39.19                                  
 ULN  eP      04:34:45.81  -0.5   37.4  13 b:1.9+1 .80 5.0                   ULN 
      epP     04:34:54.36  depth =  28.7 
 KKAR eP      04:34:49.29   0.1   37.7 330                                   KKAR
 KSAR P       04:34:59.70  -0.4   39.0  43                                   KSAR
      pP      04:35:08.20  depth =  28.7 
      LR      04:51:45.36                                  
 TLY  eP      04:35:12.88   1.3   40.4   8 b:2.4+1 1.1 4.8                   TLY 
 MBWA eP      04:35:14.64  -0.7   40.8 143 b:4.8+1 1.3 5.1                   MBWA
 KURK eP      04:35:17.43   0.5   41.0 344 b:2.9+1 1.1 4.9                   KURK
      epP     04:35:25.32  depth =  26.5 
      LR      04:57:23.81                                  
 FITZ P       04:35:27.69  -0.9   42.4 134                                   FITZ
      LR      04:53:49.09                                  
 HIA  eP      04:35:29.62  -0.3   42.6  24 b:4.3+1 .75 5.3                   HIA 
 ZAA0 eP      04:35:31.27   0.0   42.8 351                                   ZAA0
      epP     04:35:39.60  depth =  27.9 
 ZALV P       04:35:31.40   0.1   42.8 351                                   ZALV
      pP      04:35:39.15  depth =  25.9 
      LR      04:55:50.79                                  
 BRVK eP      04:35:53.57  -0.5   45.6 339 b:1.2+1 .80 4.9                   BRVK
 MJAR P       04:35:56.99  -0.1   46.0  50                                   MJAR
      pP      04:36:05.79  depth =  29.3 
      PcP     04:37:33.88   0.3X
      LR      04:57:31.92                                  
 MAJO eP      04:35:57.33   0.3   46.0  50 b:8.8+0 .63 4.8                   MAJO
 ABKAReP      04:36:06.84   0.2   47.2 329 b:1.1+1 .70 5.0                   ABKA
      epP     04:36:15.07  depth =  27.4 
 WB2  eP      04:36:27.50  -0.7   50.0 129                                   WB2 
 WRA  P       04:36:27.57  -0.5   50.0 129                                   WRA 
      pP      04:36:35.58  depth =  26.7 
 WRAB eP      04:36:27.71  -0.4   50.0 129 b:2.0+1 .80 5.2                   WRAB
      eScP    04:41:44.28   2.1X
 AS31 eP      04:36:41.68  -0.8   51.9 133                                   AS31
      epP     04:36:49.88  depth =  27.2 
 ASAR P       04:36:42.10  -0.4   51.9 133                                   ASAR
      pP      04:36:49.90  depth =  25.9 
 ASAJ P       04:36:43.55   0.8   52.0  43                                   ASAJ
      pP      04:36:52.33  depth =  29.1 
      LR      05:02:59.46                                  
 GNI  eP      04:36:46.62   0.7   52.4 312 b:5.7+1 .80 5.6                   GNI 
      LR      05:02:16.85                                  
 ARU  eP      04:36:47.65   0.1   52.6 335 b:2.3+1 .60 5.3                   ARU 
      epP     04:36:55.93  depth =  27.2 
 YSS  eP      04:36:52.57   0.6   53.2  39 b:3.5+1 .95 5.3                   YSS 
      epP     04:37:00.78  depth =  27.0 
 KIV  eP      04:37:06.00   0.7   55.0 316 b:3.4+1 .90 5.4                   KIV 
 YAK  eP      04:37:11.58  -0.5   56.0  19 b:6.3+1 .70 5.8                   YAK 
      epP     04:37:18.34  depth =  22.1 
 BR131eP      04:37:42.96  -1.3   60.5 309 b:1.2+1 .65 5.2                   BR13
      epP     04:37:51.65  depth =  28.4 
 BRTR P       04:37:43.15  -1.1   60.5 309                                   BRTR
      pP      04:37:50.95  depth =  25.5 
      LR      05:07:39.91                                  
 STKA eP      04:37:55.60  -0.2   62.3 136 b:8.7+0 1.3 4.7                   STKA
      pP      04:38:04.15  depth =  27.8 
      epP     04:38:04.42  depth =  28.6X
      LR      05:05:22.87                                  
 PETK P       04:38:09.50   0.1   64.4  36                                   PETK
      pP      04:38:17.27  depth =  24.9 
      LR      05:09:58.19                                  
 AKASGP       04:38:16.65  -0.9   65.6 320                                   AKAS
      pP      04:38:24.23  depth =  24.2 
      LR      05:11:00.63                                  
 AKBB eP      04:38:16.75  -0.8   65.6 320                                   AKBB
 KIEV eP      04:38:16.86  -0.8   65.6 320 b:8.2+0 .90 4.9                   KIEV
      epP     04:38:24.87  depth =  25.6 
 BUR08eP      04:38:31.35   0.0   67.7 317                                   BUR0
      epP     04:38:39.73  depth =  26.8 
 ARMA eP      04:38:39.06   1.2   68.8 129 b:1.3+1 .93 5.0                   ARMA
 KWP  eP      04:38:42.64  -0.2   69.6 319 b:2.2+1 .85 5.3                   KWP 
      epP     04:38:51.11  depth =  27.1 
 FINESP       04:38:43.13   0.3   69.7 331                                   FINE
      pP      04:38:50.43  depth =  23.4 
      LR      05:11:24.95                                  
 SUW  eP      04:38:43.52  -0.5   69.8 323 b:6.4+1 .90 5.7                   SUW 
      epP     04:38:51.73  depth =  26.3 
 PSZ  eP      04:38:52.33  -1.1   71.3 317 b:9.6+0 .90 4.9                   PSZ 
 OJC  eP      04:38:53.95  -0.6   71.5 319 b:2.2+1 .80 5.3                   OJC 
 ARCESP       04:38:56.88   0.6   71.9 340                                   ARCE
      pP      04:39:04.90  depth =  25.7 
      LR      05:14:03.37                                  
 BILL eP      04:38:57.66  -0.3   72.2  22 b:2.2+1 .80 5.2                   BILL
      epP     04:39:05.77  depth =  26.0 
 MORC eP      04:39:03.43   0.3   73.0 319 b:1.8+1 .90 5.1                   MORC
      epP     04:39:11.52  depth =  26.0 
 FX1  P       04:39:06.90   0.4   73.6  38                                   FX1 
 DPC  eP      04:39:08.56   0.7   73.8 319 b:1.6+1 .90 5.1                   DPC 
 CONA iPc     04:39:09.70   0.1   74.0 317 b:6.0+0 .86 4.6                   CONA
 ARSA iPc     04:39:11.14   0.3   74.3 316 b:5.0+0 .85 4.6                   ARSA
 SOKA iPc     04:39:13.17   0.2   74.6 315 b:1.2+1 1.0 4.9                   SOKA
 MOA  iPc     04:39:15.64  -0.1   75.1 317 b:9.4+0 .93 4.8                   MOA 
 RUE  eP      04:39:17.27   0.3   75.4 321 b:4.7+1 .75 5.6                   RUE 
      epP     04:39:25.69  depth =  27.0 
 KHC  eP      04:39:17.76  -0.5   75.5 318 b:6.2+0 .80 4.7                   KHC 
 GERESP       04:39:18.00   0.1   75.5 318                                   GERE
      pP      04:39:25.85  depth =  25.1 
      LR      05:18:29.25                                  
 KBA  iPc     04:39:19.21  -0.5   75.8 316 b:7.8+0 1.0 4.7                   KBA 
 SPB4 eP      04:39:21.54   0.2   76.2 348                                   SPB4
      epP     04:39:29.29  depth =  24.8 
 NOA  P       04:39:24.15  -0.6   76.7 330                                   NOA 
      pP      04:39:32.83  depth =  27.7 
      LR      05:15:56.26                                  
 WTTA iP      04:39:25.38  -0.9   76.9 316 b:1.5+1 .84 5.1                   WTTA
 NAO01eP      04:39:25.74   0.1   76.9 330 b:8.2+0 .84 4.8                   NAO0
 LBTB eP      04:39:26.32   0.3   76.8 241 b:3.1+1 1.6 5.1                   LBTB
      epP     04:39:35.33  depth =  28.8 
 MOTA iP      04:39:27.48  -0.7   77.3 316 b:1.7+1 .98 5.0                   MOTA
 RETA iPd     04:39:28.83  -0.5   77.5 316 b:2.0+1 .88 5.1                   RETA
 FETA iPc     04:39:29.35  -0.4   77.6 316 b:1.1+1 .86 4.9                   FETA
 FUORNeP      04:39:32.05   0.2   77.9 315 b:1.3+2 2.4 5.5                   FUOR
 DAVA iP      04:39:32.78  -0.1   78.1 316 b:2.0+1 .83 5.2                   DAVA
 STU  eP      04:39:34.73   0.2   78.5 318 b:1.2+1 .75 5.0                   STU 
 BOSA eP      04:39:35.33   0.8   78.4 237 b:1.6+1 1.1 4.9                   BOSA
 TUE  eP      04:39:35.35   0.0   78.5 315 b:1.3+1 .70 5.1                   TUE 
 KEST eP      04:39:42.09   0.4   79.7 304                                   KEST
      LR      05:20:03.15                                  
 SENINeP      04:39:43.45   0.3   80.0 315 b:1.2+2 2.4 5.5                   SENI
 WLF  eP      04:39:44.79   0.0   80.3 319 b:1.4+1 .95 5.0                   WLF 
 BNI  eP      04:39:46.00  -0.2   80.6 314 b:1.2+1 .70 5.0                   BNI 
 GAMB eP      04:39:47.92   0.0   81.0  27 b:9.2+0 .80 4.9                   GAMB
      epP     04:39:55.80  depth =  25.0 
 TSUM eP      04:39:55.13  -0.2   82.2 249 b:2.7+0 .78 4.4                   TSUM
 TNA  eP      04:39:55.40   0.7   82.3  25 b:9.3+0 .92 4.8                   TNA 
      epP     04:40:03.95  depth =  27.0 
 SUR  eP      04:40:02.90   2.4   83.2 235 b:1.7+1 .81 5.2                   SUR 
 TAM  eP      04:40:10.36   0.6   85.0 292 b:2.9+0 .95 4.5                   TAM 
 COLD eP      04:40:25.94   0.4   88.4  21 b:6.1+0 .88 4.9                   COLD
      epP     04:40:34.25  depth =  25.9 
 ESDC P       04:40:30.42   0.2   89.3 310                                   ESDC
      pP      04:40:38.28  depth =  24.5 
      LR      05:30:12.25                                  
 TRF  eP      04:40:33.78   0.0   90.2  24 b:1.8+1 .84 5.4                   TRF 
      epP     04:40:41.86  depth =  25.1 
 COLA eP      04:40:34.29  -0.4   90.4  22 b:6.2+0 .91 4.9                   COLA
 SUMG eP      04:40:35.58   0.0   90.5 347 b:1.6+1 1.2 5.2                   SUMG
 MCK  eP      04:40:35.82   0.4   90.6  24 b:3.5+1 1.0 5.6                   MCK 
      epP     04:40:43.65  depth =  24.3 
 ILAR P       04:40:35.85  -0.8   90.8  22                                   ILAR
      pP      04:40:43.85  depth =  24.9 
      PP      04:44:04.85  -7.2X
 TORD P       04:40:36.75   0.4   90.5 283                                   TORD
      PP      04:44:09.50  -1.7X
 PMR  eP      04:40:39.83   0.0   91.5  25 b:2.5+1 .88 5.6                   PMR 
      epP     04:40:47.87  depth =  25.0 
 SML  eP      04:40:41.90   0.9   91.7  25 b:7.6+0 .80 5.2                   SML 
      epP     04:40:49.61  depth =  24.0 
 EGAK eP      04:40:46.62   0.4   92.9  21 b:4.5+1 1.8 5.6                   EGAK
 INK  eP      04:40:46.70   0.0   93.0  16 b:9.8+1 2.7 5.8                   INK 
      epP     04:40:54.64  depth =  24.7 
 MENT eP      04:40:47.48   0.7   93.0  23                                   MENT
 RES  eP      04:40:48.60  -0.1   93.5   3 b:4.5+0 .80 5.0                   RES 
      epP     04:40:57.27  depth =  27.0 
 BMRM eP      04:40:50.68   0.6   93.7  25 b:3.0+1 .92 5.7                   BMRM
      epP     04:40:59.13  depth =  26.3 
 DAWY eP      04:40:51.75   0.7   93.9  21                                   DAWY
      epP     04:40:59.61  depth =  24.5 
 YKA  P       04:41:29.09  -0.2X 102.4  14                                   YKA 
      pP      04:41:37.35
      PP      04:45:36.60  -4.8X
      PKKP    04:57:37.69  -1.1X
 ULM  PKP     04:46:18.73  -0.6  117.5   8                                   ULM 
      pPKP    04:46:27.17  -1.0X
      PKKPab  04:56:49.03   1.6X
 LOHW ePKPdf  04:46:24.96   0.0  120.1  21                                   LOHW
 SNOW ePKPdf  04:46:25.17   0.0  120.2  21                                   SNOW
 MOOW ePKPdf  04:46:25.28   0.7  120.0  21                                   MOOW
 REDW ePKPdf  04:46:25.39   0.2  120.3  22                                   REDW
 TPAW ePKPdf  04:46:25.43   0.4  120.1  22                                   TPAW
 PDAR PKP     04:46:26.75  -0.4  121.2  21                                   PDAR
      pPKP    04:46:34.75  -1.2X
      PKKPab  04:56:32.50   1.1X
 BW06 ePKPdf  04:46:26.80  -0.3  121.2  21                                   BW06
 HWUT ePKPdf  04:46:27.71   0.1  121.5  23                                   HWUT
 NVAR PKP     04:46:28.07   1.0  121.1  30                                   NVAR
      PKKPab  04:56:35.05   3.4X
 DUG  ePKPdf  04:46:29.39   0.4  122.2  25                                   DUG 
 MSU  ePKPdf  04:46:32.94   0.6  123.9  26                                   MSU 
 ANMO ePKPdf  04:46:43.48   0.8  129.3  23                                   ANMO
 TUC  ePKPdf  04:46:45.34   1.9  129.7  29                                   TUC 
 MNTX ePKPdf  04:46:49.38   0.6  132.6  24                                   MNTX
 TXAR PKPpre  04:46:49.46  -4.7X 135.3  23                                   TXAR
      PKP     04:46:54.83   0.7X
      PP      04:49:26.63  -2.3X
 GDL2 ePKPdf  04:46:49.90   1.1  132.5  22                                   GDL2
 JCT  ePKPdf  04:46:54.64   0.0  135.6  18                                   JCT 
 BDFB PKP     04:47:09.10  -0.8  143.9 260                                   BDFB
 MTP  ePKPdf  04:47:09.70  -1.4  144.6 327                                   MTP 
 SJG  ePKPdf  04:47:10.49  -1.1  144.9 328                                   SJG 
 CELP ePKPdf  04:47:11.64  -0.4  145.2 328                                   CELP
 OBIP ePKPdf  04:47:11.77  -0.3  145.2 328                                   OBIP
 LSP  ePKPbc  04:47:12.55   0.4  145.3 329                                   LSP 
 CRPR ePKPbc  04:47:12.81   0.2  145.5 329                                   CRPR
 SDDR ePKPbc  04:47:16.36   0.5  146.5 336                                   SDDR
 TRQA ePKPbc  04:47:16.87   1.1  146.7 214                                   TRQA
 PLCA ePKPbc  04:47:21.84   1.2  148.5 201                                   PLCA
      pPKPbc  04:47:29.63   0.2X
 SAML ePKPdf  04:47:31.28  -0.5  158.3 275                                   SAML
      ePKPab  04:48:06.56   0.5X
 LPAZ ePKPdf  04:47:36.86  -0.7  163.0 253                                   LPAZ
      ePKPab  04:48:26.79  -0.5X
 OTAV ePKPdf  04:47:40.14  -0.3  166.4 331                                   OTAV
      ePKPab  04:48:39.74  -1.9X
 JOW  LR      04:50:09.52         34.7  60                                   JOW 
 AAK  LR      04:50:42.79         35.5 334                                   AAK 
 JNU  LR      04:52:12.53         39.1  51                                   JNU 
 BVAR LR      04:58:08.63         45.6 339                                   BVAR
 AKTO LR      05:01:47.53         49.0 329                                   AKTO
 MLR  LR      05:11:16.47         67.0 314                                   MLR 
 MAW  LR      05:11:51.81         82.5 192                                   MAW 
 HFS  LR      05:13:39.10         75.5 329                                   HFS 
 JMIC LR      05:18:18.68         83.3 341                                   JMIC
 RPZ  LR      05:18:38.21         88.2 135                                   RPZ 



 Generated 2009 MAR  1 at 06:57 UTC

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


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