Phase Data

Explanation of Parameters


     21 MAY 2012  (142)

     ot  = 23:50:54.82   +/-   2.83              KEPULAUAN BABAR, INDONESIA      
     lat =      -7.162   +/-   13.4
     lon =     129.752   +/-   15.5              MAGNITUDE 4.6 (GS)       
     dep =       156.8   +/-    6.5   

     193 km (120 miles) WNW of Saumlaki, Kepulauan Tanimbar, Indonesia
     420 km (261 miles) SSE of Ambon, Moluccas, Indonesia
     598 km (371 miles) NNW of DARWIN, Northern Territory, Australia
     2534 km (1574 miles) E of JAKARTA, Java, Indonesia

     nph =   20 of  22    se = 1.39    FE=280                            A   

     error ellipse = ( 59.0, 10.0, 26.1;150.0,  9.0, 18.6;283.0, 75.0,  8.4)

 mb = 4.6 (  1)  ML = 5.2 ( 10)  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
 SAUI ePn     23:51:27.46   0.0    1.7 118 d:1.2+2     4.0  L:1.9+1 .70 5.0  SAUI
 FAKI ePn     23:52:04.04  -3.0    4.9  31 L:3.3+0 .50 5.2                   FAKI
 MTN  ePn     23:52:18.19  -0.9    5.8 167 L:3.1+0 .57 5.5                   MTN 
 SOEI ePn     23:52:21.56  -0.3    6.0 244 L:5.5+0 .95 5.8                   SOEI
 MMRI ePn     23:52:43.48   0.7    7.6 258 L:4.9-1 .80 5.2                   MMRI
 WB2  ePn     23:53:57.20  -2.6   13.5 161                                   WB2 
      ePn     23:53:57.70  -2.1 
 WRAB ePn     23:53:58.58  -1.1   13.5 161                                   WRAB
      eSn     23:56:19.36  S res =  -9.6X
 COEN ePn     23:54:16.65  -0.2   14.8 118                                   COEN
      eSn     23:56:52.59  S res = -11.6X
 JAGI ePn     23:54:22.91  -2.5   15.5 264 b:2.2+1 1.0 4.4                   JAGI
 AS31 eP      23:54:42.40   0.9   16.9 167 b:7.6+0 .35 4.4                   AS31
 AS01 eP      23:54:42.80   1.2   16.9 167                                   AS01
 SBUM eP      23:55:16.61   1.8   19.9 298 b:3.3+1 1.0 4.7                   SBUM
 KSM  eP      23:55:29.13   0.7   21.2 293 b:2.5+1 .70 4.8                   KSM 
 BBOO eP      23:56:15.94   1.1   26.2 168 b:1.1+1 .90 4.5                   BBOO
 PSI  eP      23:57:10.21   1.0   32.3 287 b:2.2+1 1.0 4.9                   PSI 
 CM01 eP      23:58:10.99  -0.4   39.6 310                                   CM01
 CHTO eP      23:58:13.69   0.3   39.9 311 b:1.6+1 1.1 4.6                   CHTO
 ULN  eP      00:00:34.58   1.0   58.3 342 b:3.5+0 .80 4.3                   ULN 
 SONA1eP      00:00:35.79   0.9   58.5 342                                   SONA



 Generated 2012 MAY 22 at 00:03 UTC

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