Phase Data

Explanation of Parameters


      2 FEB 2013  ( 33)

     ot  = 22:31:58.76   +/-   2.42              SANTA CRUZ ISLANDS              
     lat =     -11.322   +/-   13.1
     lon =     165.113   +/-   17.5              MAGNITUDE 4.7 (GS)       
     dep =        10.0   +/-    2.0   

     103 km (64 miles) SW of Lata, Santa Cruz Islands, Solomon Isl. (pop N/A)
     362 km (225 miles) ESE of Kira Kira, San Cristobal, Solomon Isl.
     602 km (374 miles) ESE of HONIARA, Guadalcanal, Solomon Islands
     2191 km (1360 miles) NE of BRISBANE, Queensland, Australia

     nph =   22 of  22    se = 1.19    FE=184                            A   

     error ellipse = ( 57.0,  0.0, 31.1;147.0,  1.0, 13.3;292.0, 88.0,  2.9)

 mb = 4.7 ( 14)  ML = 4.8 (  2)  mblg = 4.3 (  2)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 HNR  ePn     22:33:20.43   0.8    5.4 290 L:1.2+0 1.4 4.9  g:4.8-1 1.0 4.3  HNR 
 MARNCePn     22:34:23.74  -5.4   10.5 165                                   MARN
 DZM  ePn     22:34:33.39   0.2   10.8 173                                   DZM 
 OUENCePn     22:34:38.82   0.4   11.2 172                                   OUEN
 PINNCePn     22:34:43.53   1.1   11.4 169                                   PINN
 EIDS eP      22:36:25.58   1.8   19.3 222 b:2.1+1 .95 4.4                   EIDS
      ePcP    22:40:45.09  -1.6 
 MANU eP      22:36:31.64   1.2   19.9 296 b:2.0+2 1.0 5.4                   MANU
 CTAO eP      22:36:33.55   0.5   20.1 242 b:2.8+1 1.0 4.6                   CTAO
 COEN eP      22:36:49.20   0.5   21.6 261 b:3.8+1 1.1 4.7                   COEN
 URZ  eP      22:37:57.46  -0.3   28.9 160 b:2.3+1 .98 4.9                   URZ 
 BKZ  eP      22:38:03.40  -0.1   29.5 162 b:2.3+1 .74 5.1                   BKZ 
 STKA eP      22:38:06.97   0.8   29.8 223 b:1.2+0 .85 3.8                   STKA
 WB2  eP      22:38:14.15  -0.8   30.8 250                                   WB2 
      eP      22:38:14.72  -0.2 
 THZ  eP      22:38:17.83   0.6   31.1 169 b:1.6+1 .72 5.0                   THZ 
 LTZ  eP      22:38:25.01   0.1   32.0 170 b:2.3+1 .78 5.2                   LTZ 
 AS01 eP      22:38:25.09  -1.1   32.1 243                                   AS01
 AS31 eP      22:38:25.30  -1.3   32.1 243 b:1.9+0 .95 4.0                   AS31
 RPZ  eP      22:38:30.22  -1.0   32.7 172 b:1.4+1 .92 4.9                   RPZ 
 FITZ eP      22:39:22.51  -0.8   38.7 255 b:5.6+0 .80 4.3                   FITZ
 QSPA eP      22:44:00.12  -1.0   78.7 180 b:5.9+0 .95 4.6                   QSPA



 Generated 2013 FEB  2 at 22:45 UTC

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