Link to USGS home page.
Earthquake Hazards Program
Phase Data

Explanation of Parameters


     21 APR 2009  (111)

     ot  = 05:33:18.72   +/-   3.38              BANDA SEA                       
     lat =      -4.234   +/-    6.9
     lon =     129.698   +/-    6.6              MAGNITUDE 5.7 (UCMT)     
     dep =         5.5   +/-   21.2   

     180 km (110 miles) ESE of Ambon, Moluccas, Indonesia
     415 km (260 miles) SSW of Sorong, Papua, Indonesia
     915 km (570 miles) N of DARWIN, Northern Territory, Australia
     2550 km (1580 miles) E of JAKARTA, Java, Indonesia

     nph =   66 of  71    se = 1.16    FE=280                            B   

     error ellipse = (216.2, 76.6, 33.2; 49.3, 13.0, 10.4;318.6,  2.9,  7.1)

 mb = 5.4 ( 31)  ML = 0.0 (  0)  mblg = 4.2 (  4)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 KAPI ePn     05:35:44.93   2.6    9.9 265 g:4.0-2 1.2 3.5                   KAPI
 FITZ ePn     05:36:41.28  -1.3   14.3 196 g:5.0-2 1.0 3.9                   FITZ
 WRAB ePn     05:37:05.37  -2.5   16.3 164 b:5.4+2 1.5 5.5                   WRAB
      eS      05:40:04.53  S res =  -4.1X
 COEN eP      05:37:08.40  -1.8   16.4 127 b:1.6+3 .68 6.3                   COEN
 KKM  eP      05:37:16.86   0.7   16.9 307 b:2.8+2 1.2 5.3                   KKM 
 PMG  eP      05:37:32.25   1.4   18.1 107 b:1.0+3 1.3 5.8                   PMG 
 MBWA eP      05:37:47.07   1.2   19.4 209 b:3.1+2 .95 5.6                   MBWA
 KSM  eP      05:37:55.55   1.1   20.2 286 b:7.5+2 1.5 5.8                   KSM 
 CTAO eP      05:38:20.28   0.5   22.5 136 b:1.7+2 .68 5.6                   CTAO
 TWG  eP      05:39:09.42  -2.8   28.2 343 b:5.4+2 1.4 6.2                   TWG 
 EIDS eP      05:39:23.87   0.9   29.4 138 b:3.3+1 .95 5.1                   EIDS
 YHNB eP      05:39:25.51  -1.7   29.8 345 g:6.1-2 1.1 4.5  b:6.1+1 1.1 5.3  YHNB
 IPM  eP      05:39:27.70  -0.5   30.0 287 g:1.2-1 1.0 4.8                   IPM 
 STKA eP      05:39:28.51   2.9X  29.7 159 b:1.4+1 1.1 4.7                   STKA
 KULM eP      05:39:33.05  -0.1   30.5 288                                   KULM
 ARMA eP      05:39:58.06   0.7   33.3 144 b:1.6+2 1.5 5.7                   ARMA
 CAN  eP      05:40:19.38   1.0   35.7 152 b:8.7+1 1.2 5.5                   CAN 
 CM31 eP      05:40:37.05   1.0   37.8 308 b:7.0+1 .98 5.4                   CM31
 CHTO eP      05:40:38.02   0.3   38.0 308                                   CHTO
 DZM  eP      05:40:52.85   0.0   39.8 120                                   DZM 
 MAJO eP      05:41:04.41  -1.1   41.3  10                                   MAJO
 MSVF eP      05:42:10.25   2.1   49.2 110                                   MSVF
 ULN  eP      05:42:55.71   0.5   55.6 342 b:9.6+1 1.2 5.7                   ULN 
 CASY eP      05:43:47.81  -0.9   63.4 189 b:3.5+1 1.3 5.4                   CASY
 MK31 eP      05:44:04.19  -0.5   65.8 326                                   MK31
 FX1  eP      05:44:16.74   0.2   67.6  27                                   FX1 
 TKM2 eP      05:44:17.05  -0.2   67.7 320 b:3.2+1 .80 5.6                   TKM2
 AAK  eP      05:44:20.75  -0.1   68.3 319                                   AAK 
 EKS2 eP      05:44:23.85   0.1   68.7 319 b:2.5+1 .88 5.4                   EKS2
 ZAA0 eP      05:44:24.01  -0.9   69.0 333                                   ZAA0
 KURK eP      05:44:30.90  -0.5   70.0 328                                   KURK
 KKAR eP      05:44:37.21  -0.9   71.1 318 b:3.5+1 1.0 5.4                   KKAR
 VNDA eP      05:44:56.56  -5.3X  75.2 173 b:5.5+1 1.5 5.4                   VNDA
 BRVK eP      05:45:04.02  -0.8   75.7 328                                   BRVK
 ABKAReP      05:45:29.12  -0.9   80.2 321 b:1.9+1 .55 5.3                   ABKA
 GAMB eP      05:45:30.45  -1.0   80.5  23 b:2.8+1 1.2 5.1                   GAMB
 TNA  eP      05:45:44.49   1.0   82.8  22 b:1.2+1 .98 5.0                   TNA 
 QSPA eP      05:45:55.89  -2.8   85.7 180 b:8.5+1 1.2 5.8                   QSPA
 KDAK eP      05:46:06.37   1.3   87.0  32 b:4.5+1 1.0 5.6                   KDAK
 GNI  eP      05:46:15.02   0.6   88.8 310                                   GNI 
 PMR  eP      05:46:15.93  -0.7   89.5  28 b:1.3+1 .92 5.2                   PMR 
 MCK  eP      05:46:17.23  -1.6   89.9  26 b:4.3+1 1.3 5.5                   MCK 
 SML  eP      05:46:20.14   1.4   89.9  28 b:6.4+0 .96 4.8                   SML 
 COLD eP      05:46:21.94   2.8   90.0  23 b:1.1+1 .82 5.1                   COLD
 KMBO eP      05:46:30.71  -0.7   92.4 269 b:8.8+0 .91 5.1                   KMBO
 EGAK eP      05:46:35.87   1.0   93.4  25 b:1.6+1 1.2 5.3                   EGAK
 MALT eP      05:46:36.87   0.5   93.6 308                                   MALT
 BUR08ePdif   05:47:17.19  -0.8X 102.9 318                                   BUR0
 BSMT ePKPdf  05:51:51.48  -0.4  110.1  40                                   BSMT
 LOHW ePKPdf  05:51:59.95   0.1  114.2  44                                   LOHW
 SNOW ePKPdf  05:52:00.07   0.3  114.1  44                                   SNOW
 MSU  ePKPdf  05:52:01.52   0.9  114.5  49                                   MSU 
 WUAZ ePKPdf  05:52:03.42   0.2  115.8  53                                   WUAZ
 PV01 ePKPdf  05:52:05.80  -0.3  117.3  49                                   PV01
 RSSD ePKPdf  05:52:07.08  -0.9  118.4  41                                   RSSD
 MVCO ePKPdf  05:52:07.12   0.4  117.6  50                                   MVCO
 SMCO ePKPdf  05:52:08.37   0.5  118.2  47                                   SMCO
 ANMO ePKPdf  05:52:11.13   0.1  119.9  52                                   ANMO
 BNM  ePKPdf  05:52:11.77   0.5  120.0  53                                   BNM 
 ECSD ePKPdf  05:52:15.96  -1.3  123.4  39                                   ECSD
 AMTX ePKPdf  05:52:18.59   0.5  123.6  50                                   AMTX
 ESLA ePKPdf  05:52:20.69  -0.5  125.3 317                                   ESLA
 JCT  ePKPdf  05:52:23.82   0.0  126.6  55                                   JCT 
 TKL  ePKPdf  05:52:41.76   0.2  136.1  40                                   TKL 
 JTS  ePKPdf  05:52:58.42  -0.1  145.1  78                                   JTS 
 NNA  ePKPdf  05:53:07.04   1.9  149.1 122                                   NNA 
 OTAV ePKPdf  05:53:08.86  -0.8  151.6  97                                   OTAV
 LPAZ ePKPdf  05:53:12.20   0.3  153.0 140                                   LPAZ
      ePKPbc  05:53:18.92  -0.3X
 SAML ePKPdf  05:53:21.66  -0.3  161.7 136                                   SAML



 Generated 2009 APR 24 at 05:59 UTC

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


FirstGov button  Take Pride in America button