Phase Data

Explanation of Parameters 


      7 JAN 2011  (  7)

     ot  = 13:25:36.95   +/-   1.29              VANUATU                         
     lat =     -14.376   +/-   13.1
     lon =     167.237   +/-   13.2              MAGNITUDE 4.6 (GS)       
     dep =       203.4   +/-    9.4   

     130 km (80 miles) N of Luganville, Espiritu Santo, Vanuatu (pop 11,000)
     390 km (240 miles) NNW of PORT-VILA, Efate, Vanuatu
     430 km (270 miles) SSE of Lata, Santa Cruz Islands, Solomon Isl.
     2070 km (1280 miles) NE of BRISBANE, Queensland, Australia

     nph =   26 of  30    se = 0.64    FE=186                            A   

     error ellipse = (143.0, 26.0, 24.5;241.0, 15.0, 18.3;358.0, 58.0,  8.9)

 mb = 4.6 (  1)  ML = 4.9 (  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
 HNR  ePn     13:27:38.99   0.2    8.7 304 L:1.5-1 1.0 5.0                   HNR 
 AFI  eP      13:29:58.97   0.8   20.4  91 b:9.9+1 .95 5.3                   AFI 
 PMG  eP      13:30:00.07   3.1X  20.3 282                                   PMG 
      epP     13:30:29.71  depth =  -0.5 
 CTAO eP      13:30:02.97   0.0   20.8 251 b:7.8+0 .80 4.3                   CTAO
 ARMA eP      13:30:09.56  -0.3   21.5 219 b:1.2+1 .85 4.4                   ARMA
 MANU eP      13:30:26.14   0.7   23.1 300 b:1.5+1 .90 4.6                   MANU
 COEN eP      13:30:27.88   0.6   23.3 268 b:1.1+1 .80 4.6                   COEN
 OXZ  eP      13:31:19.18   0.2   29.1 173                                   OXZ 
      epP     13:31:58.36  depth =  -1.6 
 STKA eP      13:31:19.85   0.2   29.2 229 b:3.7+0 .70 4.2                   STKA
      ePcP    13:34:21.77   0.0X
 BBOO eP      13:31:59.38  -0.2   33.8 232 b:2.2+1 .70 4.9                   BBOO
 JAGI eP      13:34:26.96  -1.0   52.3 270 b:2.3+1 .90 4.8                   JAGI
 CISI eP      13:35:12.71  -0.5   58.6 270 b:4.3+1 .60 5.3                   CISI
 PSI  eP      13:36:25.16  -0.6   69.8 278 b:1.3+1 1.0 4.6                   PSI 
 CHTO eP      13:36:57.16   1.2   74.9 294 b:1.2+1 1.2 4.5                   CHTO
 YAK  eP      13:37:32.44   0.3   81.7 343                                   YAK 
 ULN  eP      13:37:34.27   0.8   81.8 324                                   ULN 
 BILL eP      13:37:34.65  -0.2   82.2 360                                   BILL
 SONA1eP      13:37:35.71   0.3   82.2 324                                   SONA
 CAST eP      13:37:41.34  -1.1   83.7  17                                   CAST
 TRF  eP      13:37:44.25  -1.1X  84.2  18                                   TRF 
 RND  eP      13:37:47.02  -0.2   84.6  18                                   RND 
 WRH  eP      13:37:51.06  -1.1   85.6  18                                   WRH 
 CCB  eP      13:37:51.90  -1.2X  85.8  18                                   CCB 
 TLY  eP      13:37:53.11   0.4   85.7 326                                   TLY 
 E07A eP      13:38:08.60   0.0   89.0  41                                   E07A
 G08A eP      13:38:09.60   0.3   89.1  43                                   G08A
 F10A eP      13:38:15.12  -0.5   90.5  43                                   F10A



 Generated 2011 JAN  7 at 13:40 UTC

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