Phase Data

Explanation of Parameters 


     30 NOV 2011  (334)

     ot  = 10:14:05.41   +/-   1.51              VANUATU                         
     lat =     -15.977   +/-   11.0
     lon =     168.137   +/-   11.6              MAGNITUDE 4.7 (GS)       
     dep =       264.6   +/-   11.9   

     115 km (71 miles) ESE of Luganville, Espiritu Santo, Vanuatu (pop 11,000)
     195 km (121 miles) N of PORT-VILA, Efate, Vanuatu
     413 km (256 miles) NNW of Isangel, Tanna, Vanuatu
     2014 km (1251 miles) NE of BRISBANE, Queensland, Australia

     nph =   26 of  27    se = 0.74    FE=186                            A   

     error ellipse = (141.0, 25.0, 22.3;269.0, 52.0, 18.8; 38.0, 26.0,  9.2)

 mb = 4.7 (  1)  ML = 3.7 (  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
 DZM  ePn     10:15:36.68  -0.7    6.3 195 L:4.0-2 3.6 3.8                   DZM 
 MSVF ePn     10:16:20.04   0.4    9.7 102                                   MSVF
 HNR  ePn     10:16:28.67   1.0   10.3 308                                   HNR 
 EIDS eP      10:18:01.94  -0.4   18.5 237 b:2.1+1 .70 4.7                   EIDS
 AFI  eP      10:18:13.89   0.3   19.5  87 b:6.2+1 1.1 5.0                   AFI 
 RABL eP      10:18:15.49   1.2   19.6 305 b:2.8+1 .45 5.0                   RABL
 ARMA eP      10:18:27.19  -0.5   20.9 224 b:1.3+1 .85 4.4                   ARMA
 CTAO eP      10:18:31.09   0.0   21.2 256 b:1.1+1 .80 4.4                   CTAO
 PMG  eP      10:18:33.63   0.1   21.5 285 b:3.1+1 .95 4.8                   PMG 
 MXZ  eP      10:18:49.95  -0.1   23.3 159 b:7.0+1 1.0 5.1                   MXZ 
 HIZ  eP      10:18:51.05   1.8   23.2 167 b:1.0+2 1.5 5.1                   HIZ 
 URZ  eP      10:18:53.11   0.8   23.6 162 b:5.0+1 1.3 4.8                   URZ 
 COEN eP      10:18:56.54  -1.8   24.2 271 b:9.3+0 1.0 4.2                   COEN
 BKZ  eP      10:18:58.67   0.2   24.2 164 b:4.4+1 1.6 4.7                   BKZ 
 BFZ  eP      10:19:11.57   0.8   25.6 166                                   BFZ 
 CAN  eP      10:19:12.64   0.2   25.8 218 b:1.2+2 1.8 5.2                   CAN 
 SNZO eP      10:19:14.21   1.1   25.9 169 b:6.0+1 1.3 5.0                   SNZO
 STKA eP      10:19:40.80   1.0   28.9 232 b:2.6+0 1.0 3.8                   STKA
 WB2  eP      10:20:09.40  -1.1   32.3 258 b:4.3+0 .70 4.2                   WB2 
      eP      10:20:09.80  -0.7 
      eS      10:25:04.60  S res =  -0.2 
 AS01 eP      10:20:15.70  -0.4   33.0 251                                   AS01
 AS31 eP      10:20:16.20  -0.3   33.0 251 b:1.7+1 .45 5.0                   AS31
 FORT eP      10:21:09.55  -0.5   39.4 241 b:2.2+2 .65 5.7                   FORT
 Q16A eP      10:26:51.17   2.5X  92.9  51 b:2.0+1 1.8 4.8                   Q16A
 BLMT eP      10:26:51.85   0.0   93.6  41                                   BLMT
 RLMT eP      10:27:02.30  -0.8   96.1  45 b:1.8+1 1.5 5.1                   RLMT



 Generated 2011 NOV 30 at 11:06 UTC

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