Phase Data

Explanation of Parameters


      1 SEP 2011  (244)

     ot  = 20:08:58.04   +/-   1.70              VANUATU                         
     lat =     -18.424   +/-   10.7
     lon =     168.361   +/-   11.2              MAGNITUDE 5.2 (GS)       
     dep =        95.6   +/-    5.0   

     77 km (48 miles) S of PORT-VILA, Efate, Vanuatu (pop 30,000)
     157 km (97 miles) NW of Isangel, Tanna, Vanuatu (pop 700)
     344 km (214 miles) SSE of Luganville, Espiritu Santo, Vanuatu
     1863 km (1157 miles) ENE of BRISBANE, Queensland, Australia

     nph =  180 of 183    se = 0.84    FE=186                            A   

     error ellipse = ( 81.0,  6.0, 17.1;172.0,  7.0, 16.3;311.0, 79.0,  7.0)

 mb = 5.2 (125)  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
 MSVF ePn     20:11:07.34  -1.2    9.2  87                                   MSVF
 HNR  ePn     20:11:44.88  -2.3   12.1 317                                   HNR 
 OUZ  eP      20:12:53.79  -0.4   17.4 166 b:7.1+1 1.1 4.8                   OUZ 
 EIDS eP      20:12:57.06   1.8   17.4 244 b:2.5+2 1.5 5.2                   EIDS
 ARMA eP      20:13:18.64   2.7   19.3 229 b:4.7+1 .75 4.9                   ARMA
 AFI  eP      20:13:18.88   0.0   19.6  80 b:2.4+2 1.1 5.4                   AFI 
 TARA eP      20:13:24.17  -0.7   20.2  13 b:3.3+2 1.0 5.6                   TARA
 CTAO eP      20:13:34.66   1.4   20.9 262 b:5.6+1 .90 4.9                   CTAO
 URZ  eP      20:13:35.36  -0.4   21.2 161 b:5.7+1 .86 4.9                   URZ 
 RABL eP      20:13:39.86   3.3   21.2 310 b:2.9+2 1.4 5.4                   RABL
 BKZ  eP      20:13:42.62  -0.2   21.8 163 b:5.4+1 1.1 4.8                   BKZ 
 PMG  eP      20:13:47.60  -1.5   22.4 291 b:7.9+1 1.0 5.0                   PMG 
 THZ  eP      20:14:00.63   0.5   23.6 172 b:4.4+1 .70 5.0                   THZ 
 CAN  eP      20:14:03.85  -0.5   24.0 222 b:4.2+1 1.0 4.8                   CAN 
 LTZ  eP      20:14:08.43  -0.1   24.5 173 b:4.8+1 .96 4.9                   LTZ 
 COEN eP      20:14:10.11   0.7   24.6 277 b:5.4+1 1.2 4.8                   COEN
 OXZ  eP      20:14:12.81  -0.3   25.0 174 b:1.3+2 1.5 5.2                   OXZ 
 MANU eP      20:14:22.55  -1.9   26.2 306 b:4.6+1 1.1 4.9                   MANU
 PATS eP      20:14:28.91  -2.1   27.0 338 b:7.8+1 1.0 5.2                   PATS
 DCZ  eP      20:14:30.91   0.2   27.0 182 b:6.3+1 1.2 5.0                   DCZ 
 STKA eP      20:14:36.80   0.4   27.6 236 b:3.6+1 1.5 4.7                   STKA
 WB2  eP      20:15:14.92  -1.7   32.1 262                                   WB2 
      eP      20:15:15.45  -1.2 
 BBOO eP      20:15:17.96  -0.1   32.3 237 b:4.0+1 .75 5.3                   BBOO
 AS01 eP      20:15:18.64  -1.1   32.5 255                                   AS01
 AS31 eP      20:15:19.30  -0.8   32.5 255 b:2.4+1 .65 5.1                   AS31
 MTN  eP      20:15:51.87  -0.3   36.2 273 b:2.7+1 .85 5.2                   MTN 
 FORT eP      20:16:10.48  -0.3   38.5 244 b:5.7+2 .65 6.6                   FORT
 FAKI eP      20:16:11.55  -0.3   38.6 289 b:1.4+2 1.4 5.7                   FAKI
 FITZ eP      20:16:28.05   0.1   40.5 263 b:7.1+1 1.0 5.5                   FITZ
 SOEI eP      20:16:53.65   0.9   43.5 275 b:8.1+1 1.1 5.5                   SOEI
 MBWA eP      20:17:09.92   0.1   45.7 258 b:5.2+1 1.0 5.3                   MBWA
 MMRI eP      20:17:10.18  -0.3   45.8 276 b:8.9+1 1.0 5.6                   MMRI
 LUWI eP      20:17:28.30   1.0   47.9 286 b:1.5+2 1.2 5.7                   LUWI
 KAPI eP      20:17:38.53   1.0   49.3 279 b:3.7+1 .95 5.3                   KAPI
 JAGI eP      20:18:08.21  -0.7   53.5 273 b:3.7+1 1.0 5.4                   JAGI
 MYLDMeP      20:18:18.41   2.3   54.5 291 b:1.3+2 1.3 5.8                   MYLD
 KKM  eP      20:18:34.15   0.7   56.9 290 b:1.1+2 1.1 5.8                   KKM 
 VNDA eP      20:18:48.27  -0.5   59.2 182 b:8.1+1 1.9 5.5                   VNDA
 SBUM eP      20:18:48.46   0.2   59.0 285 b:2.6+1 1.2 5.2                   SBUM
 SBA  eP      20:18:51.13   0.7   59.5 180 b:8.9+1 1.1 5.8                   SBA 
 KSM  eP      20:18:57.25  -0.5   60.4 283 b:5.3+1 .90 5.6                   KSM 
 MAJO eP      20:19:05.07  -0.8   61.6 333 b:4.5+1 1.1 5.4                   MAJO
 MJB9 eP      20:19:05.41  -0.5   61.6 333 b:1.1+1 1.0 4.8                   MJB9
 JNU  eP      20:19:11.69  -0.1   62.5 325 b:4.1+1 .90 5.4                   JNU 
 KS01 eP      20:19:43.14  -0.1   67.4 326                                   KS01
 INCN eP      20:19:48.27   0.7   68.1 325 b:6.1+1 1.0 5.5                   INCN
 BKNI eP      20:19:51.83   0.3   68.6 278 b:1.7+2 1.0 5.9                   BKNI
 YSS  eP      20:19:53.92   0.6   69.1 342 b:9.8+1 1.2 5.5                   YSS 
 KULM eP      20:20:04.60   0.1   70.7 283 b:2.4+1 1.0 5.0                   KULM
 PSI  eP      20:20:08.01  -0.8   71.4 279 b:5.1+1 1.0 5.3                   PSI 
 PEA0 eP      20:20:10.35   0.2   71.8 353                                   PEA0
 ENH  eP      20:20:26.75   0.2   74.5 310 b:1.7+1 .65 5.0                   ENH 
 BJT  eP      20:20:33.57   0.1   75.8 321 b:3.2+1 1.0 5.1                   BJT 
 CM01 eP      20:20:44.45   1.4   77.4 294                                   CM01
 CM31 eP      20:20:45.27   2.0   77.4 294                                   CM31
 CHTO eP      20:20:45.47   1.4   77.6 295 b:3.5+1 .95 5.2                   CHTO
 SPIA eP      20:20:45.82   3.5   77.4  12 b:1.2+3 1.7 6.5                   SPIA
 MAW  eP      20:20:51.36   1.0   78.9 202 b:7.8+0 1.1 4.5                   MAW 
 ULN  eP      20:21:26.38  -0.1   85.7 324 b:3.3+1 .90 5.3                   ULN 
 YAK  eP      20:21:26.42  -0.2   85.9 343 b:1.0+2 1.1 5.8                   YAK 
 TTA  eP      20:21:26.60   0.3   85.8  16 b:1.3+1 1.1 4.8                   TTA 
 SONA1eP      20:21:27.59  -0.7   86.1 323                                   SONA
 TT01 eP      20:21:27.99   1.9   85.8  16                                   TT01
 KCPM eP      20:21:29.18   2.3   85.8  46 b:6.7+1 .92 5.6                   KCPM
 KHMM eP      20:21:31.59   2.4   86.2  45 b:5.8+1 .88 5.6                   KHMM
 KRMB eP      20:21:32.01   2.0   86.4  44 b:3.5+1 1.0 5.3                   KRMB
 WDC  eP      20:21:32.37   0.2   86.9  46 b:3.2+1 1.0 5.3                   WDC 
 CAST eP      20:21:33.14  -0.1   87.2  17 b:6.3+0 .76 4.7                   CAST
 AFDM eP      20:21:33.81  -0.1   87.2  48 b:2.9+1 .98 5.3                   AFDM
 KTH  eP      20:21:35.44   0.0   87.6  17 b:1.5+1 1.4 4.9                   KTH 
 ISA  eP      20:21:35.59  -0.4   87.6  51 b:1.0+1 .90 4.9                   ISA 
 MWC  eP      20:21:36.19   1.4   87.3  53 b:1.3+1 .85 5.0                   MWC 
 HUMO eP      20:21:36.99   1.6   87.5  44 b:3.1+1 .95 5.3                   HUMO
 TRF  eP      20:21:37.16   1.2   87.7  17 b:2.9+1 1.7 5.0                   TRF 
 WAKR eP      20:21:38.69   0.3   88.1  49 b:4.2+1 1.5 5.3                   WAKR
 PNTR eP      20:21:39.74   0.7   88.3  48 b:1.9+1 .86 5.2                   PNTR
 YERR eP      20:21:40.11   0.1   88.5  48 b:2.8+1 1.5 5.1                   YERR
 TVH2 eP      20:21:40.59   0.1   88.5  49 b:3.5+1 2.0 5.1                   TVH2
 PAHR eP      20:21:40.82  -0.1   88.7  47 b:2.8+1 1.2 5.3                   PAHR
 TVH3 eP      20:21:41.07   0.8   88.5  49 b:1.9+1 1.4 5.0                   TVH3
 LSA  eP      20:21:41.11   0.8   88.4 302 b:4.0+1 1.9 5.2                   LSA 
 TVH1 eP      20:21:41.45   0.7   88.6  49 b:6.4+1 1.9 5.4                   TVH1
 WRH  eP      20:21:41.88  -0.5   89.1  17 b:6.6+0 1.1 4.7                   WRH 
 MOD  eP      20:21:42.18  -0.2   89.0  45 b:3.1+1 1.0 5.4                   MOD 
 CCB  eP      20:21:42.20  -1.1   89.4  17 b:4.6+0 1.0 4.6                   CCB 
 K05A eP      20:21:42.35   0.1   89.0  44 b:3.3+1 .95 5.4                   K05A
 MDM  eP      20:21:43.26  -0.7   89.5  17 b:1.0+1 1.2 4.8                   MDM 
 IL1  eP      20:21:43.44  -1.6   89.7  18                                   IL1 
 HDA  eP      20:21:43.50  -0.2   89.4  18 b:1.3+2 1.9 5.8                   HDA 
 E03A eP      20:21:43.70   1.6   89.0  40 b:4.5+1 1.0 5.6                   E03A
 TLY  eP      20:21:44.59  -0.3   89.6 326 b:1.0+1 .80 5.0                   TLY 
 NLWA eP      20:21:44.92   1.7   89.2  39 b:1.7+1 1.0 5.1                   NLWA
 ILB  eP      20:21:44.92  -0.1   89.7  18                                   ILB 
 SNAA eP      20:21:45.15  -1.1   89.9 183 b:1.5+1 .90 5.1                   SNAA
 GLA  eP      20:21:45.19   1.0   89.4  55 b:1.0+1 .95 4.9                   GLA 
 F04A eP      20:21:45.22   1.1   89.4  41 b:2.4+1 .80 5.4                   F04A
 TPNV eP      20:21:46.02  -0.2   89.8  51 b:8.6+0 .85 4.9                   TPNV
 Y12C eP      20:21:46.67   0.3   89.9  54 b:1.6+1 1.2 5.0                   Y12C
 D05A eP      20:21:46.69  -1.3   90.3  40 b:1.0+2 1.3 5.8                   D05A
 WVOR eP      20:21:47.66  -0.9   90.3  45 b:3.6+1 1.1 5.5                   WVOR
 PGC  eP      20:21:47.95   0.9   90.1  38 b:3.6+1 .95 5.5                   PGC 
 BMN  eP      20:21:48.07  -1.3   90.5  47 b:1.5+1 .90 5.2                   BMN 
 COLD eP      20:21:48.46  -1.1   90.7  15 b:5.4+0 1.1 4.7                   COLD
 SHPR eP      20:21:49.47   0.2   90.4  52 b:2.0+1 1.5 5.1                   SHPR
 R11A eP      20:21:50.40  -0.6   90.8  50 b:3.3+0 .90 4.6                   R11A
 W13A eP      20:21:51.25  -0.1   90.8  53 b:9.2+0 .90 5.0                   W13A
 Y14A eP      20:21:52.95   0.7   91.1  55 b:2.5+1 1.0 5.4                   Y14A
 HAWA eP      20:21:53.45   0.0   91.4  41 b:3.7+1 .95 5.7                   HAWA
 EGAK eP      20:21:53.86   0.9   91.4  19 b:9.2+0 1.2 4.9                   EGAK
 D08A eP      20:21:55.65  -0.8   92.1  41 b:1.2+1 .90 5.2                   D08A
 LLLB eP      20:21:55.85   0.3   91.9  37 b:1.9+1 .95 5.4                   LLLB
 BMO  eP      20:21:56.54  -0.7   92.2  43 b:7.6+0 1.1 4.9                   BMO 
 LCMT eP      20:21:56.58  -0.1   92.0  52 b:1.2+1 .92 5.3                   LCMT
 B08A eP      20:21:57.15  -0.7   92.4  40 b:1.4+1 1.0 5.3                   B08A
 E09A eP      20:21:57.20  -0.5   92.3  42 b:1.6+1 1.2 5.2                   E09A
 TUC  eP      20:21:57.29  -0.4   92.3  57 b:8.5+0 1.0 5.1                   TUC 
 CCUT eP      20:21:57.72   0.4   92.1  51 b:9.1+0 1.1 5.0                   CCUT
 MFID eP      20:21:57.86  -1.3   92.6  45 b:1.1+1 1.3 5.0                   MFID
 KNB  eP      20:21:58.42   0.2   92.4  52 b:3.2+1 1.3 5.5                   KNB 
 X16A eP      20:21:58.97   0.1   92.5  55 b:1.5+1 .95 5.3                   X16A
 U15A eP      20:21:59.30   0.1   92.5  53 b:1.5+1 .85 5.4                   U15A
 F10A eP      20:21:59.60   0.1   92.7  42 b:8.1+0 .80 5.1                   F10A
 WUAZ eP      20:22:01.51   0.7   92.9  54 b:9.3+0 .90 5.1                   WUAZ
 319A eP      20:22:01.75  -0.1   93.1  58 b:1.7+1 .90 5.4                   319A
 HLID eP      20:22:03.72  -0.2   93.6  45 b:5.0+0 .90 4.9                   HLID
 MTPU eP      20:22:04.75   2.5   93.2  51 b:5.3+0 .78 5.0                   MTPU
 HVU  eP      20:22:05.11  -1.0   94.1  48 b:6.6+0 .88 5.1                   HVU 
 NEW  eP      20:22:05.70   1.8   93.7  40 b:6.5+0 1.1 4.9                   NEW 
 TMUT eP      20:22:08.56   1.1   94.3  50 b:5.2+0 .86 5.0                   TMUT
 BSMT eP      20:22:11.44   1.4   95.0  41                                   BSMT
 BOZ  eP      20:22:14.54  -1.2   96.2  44 b:6.6+0 .75 5.3                   BOZ 
 FXWY eP      20:22:14.63   0.0   96.0  46 b:2.7+0 1.0 4.7                   FXWY
 BW06 eP      20:22:16.69  -1.2   96.7  47                                   BW06
      eP      20:22:17.18  -0.8 
 TX31 eP      20:22:19.03  -1.0   97.1  62                                   TX31
      eP      20:22:19.27  -0.6 
 MK01 ePdif   20:22:34.72  -0.3  100.6 316                                   MK01
 ZAA0 ePdif   20:22:35.37  -1.2  101.0 323                                   ZAA0
 ARU  ePKPdf  20:27:28.72  -0.9  116.1 324                                   ARU 
 ARA0 ePKPdf  20:27:43.65  -1.0  124.1 345                                   ARA0
 KIV  ePKPdf  20:27:52.71  -0.5  128.1 312                                   KIV 
 FIA1 ePKPdf  20:27:54.62  -0.6  129.5 338                                   FIA1
 PTGA ePKPdf  20:27:54.86  -0.6  128.8 107                                   PTGA
 LSZ  ePKPdf  20:27:55.42   0.7  128.4 232                                   LSZ 
 ARTV ePKPdf  20:27:57.25   1.7  129.2 308                                   ARTV
 AK11 ePKPdf  20:28:04.57  -0.2  134.4 324                                   AK11
 BR131ePKPdf  20:28:08.10   0.4  135.7 308                                   BR13
 BUR08ePKPdf  20:28:12.17   0.1  138.2 322                                   BUR0
 MLR  ePKPdf  20:28:12.83  -0.5  138.8 319                                   MLR 
 VTS  ePKPpre 20:28:14.55   1.7X 141.9 317                                   VTS 
 KHC  ePKPpre 20:28:17.80   1.7X 143.2 332                                   KHC 
 GEC2 ePKPpre 20:28:18.73   2.1X 143.4 332                                   GEC2
 CWF  ePKPbc  20:28:22.30  -0.5  144.8 349                                   CWF 
 DSB  ePKPbc  20:28:22.65  -0.8  145.0 354                                   DSB 
 TIR  ePKPdf  20:28:23.33  -0.5  144.7 317                                   TIR 
 STU  ePKPdf  20:28:24.69   0.0  145.3 335                                   STU 
 RCBR ePKPdf  20:28:24.98  -2.0  146.0 133                                   RCBR
 TRI  ePKPdf  20:28:24.98  -0.2  145.6 328                                   TRI 
 WLF  ePKPdf  20:28:25.14  -0.1  145.7 339                                   WLF 
 SHEL ePKPdf  20:28:26.49   0.8  145.3 190                                   SHEL
 BFO  ePKPdf  20:28:26.68   0.7  146.0 336                                   BFO 
 TUE  ePKPdf  20:28:27.46  -0.6  147.1 333                                   TUE 
 FUORNePKPdf  20:28:29.15   1.9  146.6 332                                   FUOR
 CUC  ePKPdf  20:28:31.27   1.7  148.0 318                                   CUC 
 TIP  ePKPbc  20:28:32.04  -0.3  147.9 316                                   TIP 
 SENINePKPbc  20:28:32.30  -0.5  148.1 335                                   SENI
 AQU  ePKPbc  20:28:32.51  -0.2  148.0 323                                   AQU 
 CEL  ePKPbc  20:28:34.54  -0.6  148.9 315                                   CEL 
 BNI  ePKPbc  20:28:36.25   0.1  149.4 334                                   BNI 
 SSB  ePKPbc  20:28:37.53  -0.1  150.0 337                                   SSB 
 CLTB ePKPbc  20:28:39.99  -0.4  151.1 316                                   CLTB
 VSL  ePKPbc  20:28:42.81  -0.1  152.2 323                                   VSL 
 KEST ePKPbc  20:28:49.27   0.9  154.7 317                                   KEST
      ePKPab  20:29:03.09  -0.4 
 TAM  ePKPdf  20:28:50.12  -0.3  163.4 287                                   TAM 
      ePKPab  20:29:41.80   0.0 
 TOA0 ePKPdf  20:28:51.85  -1.0  166.1 249                                   TOA0
      ePKPdf  20:28:52.02  -0.8 
      ePKPab  20:29:52.75  -1.2 
      ePKPab  20:29:54.30   0.3 
 ES19 ePKPdif 20:28:54.01  -0.6  157.8 344                                   ES19
      ePKPab  20:29:15.95  -0.6 



 Generated 2011 SEP  1 at 21:06 UTC

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