Phase Data

Explanation of Parameters


     25 FEB 2013  ( 56)

     ot  = 12:01:43.50   +/-   0.85              VANUATU                         
     lat =     -18.961   +/-   13.1
     lon =     169.462   +/-    3.9              MAGNITUDE 4.7 (GS)       
     dep =       271.2   +/-    8.4   

     68 km (42 miles) NNE of Isangel, Tanna, Vanuatu (pop 700)
     182 km (113 miles) SE of PORT-VILA, Efate, Vanuatu
     330 km (205 miles) NNE of Tadine, Loyalty Islands, New Caledonia
     1927 km (1196 miles) ENE of BRISBANE, Queensland, Australia

     nph =   81 of  81    se = 0.42    FE=186                            A   

     error ellipse = (169.0, 13.0, 20.7;311.0, 72.0, 12.2; 76.0, 10.0,  3.8)

 mb = 4.7 ( 76)  ML = 0.0 (  0)  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
 MARNCePn     12:02:35.59  -0.2    2.8 208                                   MARN
 PINNCePn     12:02:49.09  -0.3    4.1 207                                   PINN
 DZM  ePn     12:02:51.03   0.4    4.2 222                                   DZM 
 OUENCePn     12:02:51.34   0.4    4.2 215                                   OUEN
 MSVF ePn     12:03:40.33   0.2    8.3  83                                   MSVF
 HNR  ePn     12:04:42.10   0.6   13.2 315                                   HNR 
 URZ  eP      12:06:00.08   0.3   20.3 163 b:5.9+1 1.5 4.8                   URZ 
 BKZ  eP      12:06:06.69  -0.3   21.0 165 b:1.2+1 .72 4.4                   BKZ 
 CTAO eP      12:06:15.21   0.2   21.9 263 b:2.5+1 .80 4.7                   CTAO
 BFZ  eP      12:06:18.60  -0.9   22.4 166 b:8.7+1 1.6 5.0                   BFZ 
 SNZO eP      12:06:21.78  -0.4   22.7 170 b:9.2+1 1.2 5.1                   SNZO
 THZ  eP      12:06:24.71   0.6   22.9 173 b:1.4+1 1.1 4.4                   THZ 
 KNTN eP      12:06:36.97  -1.3   24.4  51 b:2.3+2 1.1 5.6                   KNTN
 FOZ  eP      12:06:38.46   0.1   24.5 179 b:7.1+0 .84 4.2                   FOZ 
 COEN eP      12:06:49.98   0.6   25.7 277 b:1.1+1 .90 4.4                   COEN
 TOO  eP      12:07:09.23  -0.2   28.0 224 b:4.5+1 1.6 4.8                   TOO 
 WRAB eP      12:07:53.72  -0.7   33.1 262 b:9.3+0 .75 4.4                   WRAB
 MTN  eP      12:08:30.14  -0.2   37.3 274 b:3.8+1 .55 5.1                   MTN 
 FORT eP      12:08:45.11  -0.4   39.2 244 b:1.8+1 .80 4.6                   FORT
 FAKI eP      12:08:49.90  -0.5   39.7 289 b:2.7+1 1.0 4.6                   FAKI
 FITZ eP      12:09:05.07   0.4   41.5 264 b:2.3+1 .65 4.7                   FITZ
 MORW eP      12:10:07.06   0.1   49.5 248 b:2.8+0 .50 3.9                   MORW
 KIP  eP      12:10:19.50  -0.5   51.2  40 b:1.9+2 1.5 5.3                   KIP 
 KHLU eP      12:10:19.78  -0.3   51.2  44 b:1.5+2 1.3 5.3                   KHLU
 HMH  eP      12:10:22.31   0.0   51.5  44 b:1.1+2 .96 5.3                   HMH 
 KSM  eP      12:11:32.29  -0.3   61.5 282 b:1.7+1 .70 4.8                   KSM 
 QSPA eP      12:12:32.10  -0.2   71.1 180 b:5.5+0 1.0 4.2                   QSPA
 ADK  eP      12:12:35.02   0.0   71.6   9 b:5.0+1 1.4 5.1                   ADK 
 OHAK eP      12:13:33.23   0.1   82.0  20 b:9.2+1 1.6 5.3                   OHAK
 KDAK eP      12:13:36.87   0.3   82.7  19 b:4.3+1 1.2 5.1                   KDAK
 GAMB eP      12:13:41.95   0.1   83.8   8 b:1.3+1 .60 4.9                   GAMB
 SVW2 eP      12:13:46.60   0.6   84.6  16 b:2.4+1 1.5 4.8                   SVW2
 ANM  eP      12:13:50.69   0.2   85.5  11 b:6.4+0 .72 4.6                   ANM 
 HOPS eP      12:13:50.71   0.1   85.4  46 b:3.4+1 1.3 5.0                   HOPS
 KMRM eP      12:13:52.02   0.5   85.6  45 b:2.1+1 .74 5.1                   KMRM
 PAGB eP      12:13:53.31   0.2   85.9  50 b:1.0+1 .72 4.8                   PAGB
 KHMM eP      12:13:53.69   0.6   85.9  44 b:2.2+1 .88 5.0                   KHMM
 WDC  eP      12:13:56.43   0.4   86.5  45 b:9.1+0 .95 4.6                   WDC 
 CMB  eP      12:13:57.14  -0.5   86.8  48 b:1.2+1 .85 4.8                   CMB 
 ORV  eP      12:13:57.21   0.1   86.7  46 b:8.1+0 .85 4.6                   ORV 
 AFDM eP      12:13:57.48  -0.1   86.8  47 b:1.2+1 .96 4.7                   AFDM
 MWC  eP      12:13:57.66  -0.3   86.8  52 b:1.3+1 .65 4.9                   MWC 
 YBH  eP      12:13:58.10  -0.1   87.0  44 b:1.7+1 1.1 4.8                   YBH 
 CPE  eP      12:13:58.70   0.2   87.0  54 b:1.2+1 .95 4.8                   CPE 
 ISA  eP      12:13:59.42   0.1   87.1  51 b:1.4+1 .85 4.8                   ISA 
 BEKR eP      12:14:01.60  -0.2   87.7  47 b:5.4+0 .68 4.5                   BEKR
 WAKR eP      12:14:01.88  -0.1   87.7  48 b:1.0+1 1.1 4.6                   WAKR
 PFO  eP      12:14:02.17  -0.3   87.8  54 b:5.5+0 .90 4.4                   PFO 
 XPFO eP      12:14:02.32  -0.1   87.8  54 b:6.0+0 .90 4.5                   XPFO
 RND  eP      12:14:03.22  -0.8   88.3  18 b:6.0+0 1.0 4.4                   RND 
 YERR eP      12:14:03.53  -0.1   88.0  48 b:6.0+0 .80 4.5                   YERR
 DAC  eP      12:14:03.70   0.0   88.1  51 b:1.4+1 1.4 4.6                   DAC 
 PAHR eP      12:14:04.57   0.0   88.3  47 b:9.1+0 1.1 4.6                   PAHR
 RYN  eP      12:14:04.88  -0.3   88.4  48 b:8.9+0 1.0 4.6                   RYN 
 MOD  eP      12:14:05.97  -0.2   88.6  45 b:1.3+1 1.0 4.8                   MOD 
 KVN  eP      12:14:06.98  -0.5   88.9  48 b:7.1+0 .82 4.6                   KVN 
 TPNV eP      12:14:09.61   0.0   89.3  51 b:1.3+1 .85 4.9                   TPNV
 Y12C eP      12:14:09.62   0.2   89.3  54 b:1.3+1 1.0 4.8                   Y12C
 LDFC eP      12:14:10.56   0.8   89.4  53 b:2.4+1 .90 5.1                   LDFC
 WVOR eP      12:14:12.10  -0.3   90.0  45 b:1.5+1 1.1 4.8                   WVOR
 SHPR eP      12:14:12.79   0.3   89.9  51 b:7.7+0 .94 4.6                   SHPR
 I07A eP      12:14:13.13   0.0   90.1  43 b:9.7+0 .80 4.8                   I07A
 R11A eP      12:14:14.23  -0.2   90.4  50 b:1.9+0 .85 4.1                   R11A
 J08A eP      12:14:14.61  -0.2   90.5  44 b:1.0+1 .80 4.8                   J08A
 G08A eP      12:14:17.36   0.2   91.0  42 b:8.4+0 .95 4.7                   G08A
 E07A eP      12:14:17.81   0.7   91.0  41 b:1.3+1 .85 4.9                   E07A
 HAWA eP      12:14:17.96   0.3   91.1  41 b:1.0+1 .90 4.8                   HAWA
 EGAK eP      12:14:18.32  -0.9   91.6  19 b:5.3+0 .80 4.6                   EGAK
 ELK  eP      12:14:19.83  -0.3   91.6  47 b:1.9+0 .90 4.1                   ELK 
 LCMT eP      12:14:20.26   0.4   91.6  52 b:8.2+0 .88 4.7                   LCMT
 TUC  eP      12:14:20.85   0.3   91.7  57 b:8.3+0 1.0 4.7                   TUC 
 CCUT eP      12:14:21.09   0.5   91.7  51 b:6.3+0 1.0 4.5                   CCUT
 KNB  eP      12:14:22.13   0.7   91.9  52 b:5.7+0 .86 4.6                   KNB 
 X16A eP      12:14:23.15   1.3   91.9  54 b:9.5+0 .90 4.8                   X16A
 WUAZ eP      12:14:23.57  -0.3   92.4  53 b:6.0+0 .90 4.6                   WUAZ
 U15A eP      12:14:23.62   1.3   92.0  52 b:8.8+0 .85 4.8                   U15A
 MTPU eP      12:14:25.64   0.1   92.7  51 b:4.1+0 .84 4.5                   MTPU
 319A eP      12:14:25.92   1.3   92.5  58 b:1.4+1 .85 5.0                   319A
 HLID eP      12:14:27.71   0.0   93.3  45 b:4.3+0 1.0 4.5                   HLID
 INK  eP      12:14:39.99  -0.3   96.2  18 b:5.8+0 1.2 4.7                   INK 
 KHC  ePKPdf  12:20:46.21  -0.8  144.2 333                                   KHC 



 Generated 2013 FEB 25 at 12:22 UTC

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