Phase Data

Explanation of Parameters


     30 SEP 2011  (273)

     ot  = 10:42:24.64   +/-   2.48              OFF E. COAST OF N. ISLAND, N.Z. 
     lat =     -37.165   +/-   25.8
     lon =     177.853   +/-   34.8              MAGNITUDE 4.8 (GS)       
     dep =       206.3   +/-   25.3   

     167 km (104 miles) N of Gisborne, New Zealand
     179 km (111 miles) NE of Rotorua, New Zealand
     277 km (172 miles) E of Auckland, New Zealand
     530 km (329 miles) NNE of WELLINGTON, New Zealand

     nph =   29 of  32    se = 1.22    FE=160                            B   

     error ellipse = (118.0, 31.0, 67.5; 24.0,  5.0, 31.8;285.0, 58.0, 18.4)

 mb = 4.8 (  1)  ML = 4.7 ( 28)  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
 MXZ  ePn     10:42:51.81  -0.8    0.5 138 L:1.6+1 .96 4.8                   MXZ 
 URZ  ePn     10:42:57.79   1.0    1.2 208 L:1.2+1 .57 4.8                   URZ 
 BKZ  ePn     10:43:08.32   1.8    2.3 208 L:3.8+0 .55 4.6                   BKZ 
 HIZ  ePn     10:43:14.83   3.3X   2.7 240 L:9.8-1 1.4 4.1                   HIZ 
 OUZ  ePn     10:43:21.53  -4.4X   4.0 298 L:1.6-1 2.3 3.7                   OUZ 
 BFZ  ePn     10:43:25.88   2.5    3.7 199 L:2.2+0 .78 4.8                   BFZ 
 SNZO ePn     10:43:37.22   0.5    4.8 210 L:1.0+0 .66 4.8                   SNZO
 THZ  ePn     10:43:51.13  -0.7    6.0 218 L:4.6-1 .73 4.7                   THZ 
 KHZ  ePn     10:43:55.06   0.4    6.2 211 L:3.0-1 .68 4.6                   KHZ 
 LTZ  ePn     10:44:04.72  -1.0    7.1 216 L:2.0-1 .66 4.7                   LTZ 
 CRLZ ePn     10:44:11.53  -0.4    7.5 210 L:2.7-1 1.3 4.9                   CRLZ
 OXZ  ePn     10:44:11.64  -0.9    7.6 214 L:2.1-1 1.8 4.8                   OXZ 
 MQZ  ePn     10:44:12.40  -0.8    7.6 210 L:2.1-1 1.0 4.8                   MQZ 
 RPZ  ePn     10:44:22.02  -0.2    8.4 216 L:1.6-1 3.9 4.9                   RPZ 
 FOZ  ePn     10:44:27.69  -0.9    8.8 221                                   FOZ 
 LBZ  ePn     10:44:34.15   0.0    9.3 217                                   LBZ 
 ODZ  ePn     10:44:38.27   0.2    9.6 212                                   ODZ 
 WKZ  ePn     10:44:44.75  -0.9   10.2 218                                   WKZ 
 MLZ  ePn     10:44:56.49   0.2   11.0 219                                   MLZ 
 WHZ  ePn     10:45:01.21  -0.9   11.4 217                                   WHZ 
 DCZ  ePn     10:45:01.45  -1.9   11.6 221                                   DCZ 
 PYZ  ePn     10:45:11.26  -1.2   12.3 219                                   PYZ 
 DZM  eP      10:46:17.19  -2.9X  18.0 324 b:6.8+1 1.9 4.8                   DZM 
 MSVF eP      10:46:34.06  -0.7   19.3   1 b:4.6+1 1.4 4.8                   MSVF
 EIDS eP      10:47:35.38   0.1   25.6 290 b:5.6+1 1.7 5.0                   EIDS
 CTAO eP      10:48:33.79  -0.8   32.3 293 b:8.9+0 .70 4.5                   CTAO
 COEN eP      10:49:28.74   1.2   38.6 298 b:3.0+1 .60 5.1                   COEN
 AS31 eP      10:49:39.56   1.1   39.9 277 b:8.8+0 .65 4.4                   AS31
 AS01 eP      10:49:40.01   1.8   39.8 277                                   AS01
 WB2  eP      10:49:52.04   0.4   41.5 282 b:2.3+1 .55 4.9                   WB2 
      eP      10:49:52.45   0.8 
 WRAB eP      10:49:52.86   1.2   41.5 282 b:2.1+1 .60 4.8                   WRAB



 Generated 2011 SEP 30 at 13:52 UTC

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