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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     21 JUL 2007  (202)

     ot  = 17:55:34.15   +/-   0.48              SOUTHEAST OF LOYALTY ISLANDS    
     lat =     -21.681   +/-   10.1
     lon =     169.894   +/-   11.9              MAGNITUDE 4.7 (GS)       
     dep =        10.0  (geophysicist)

     210 km (130 miles) E of Tadine, Loyalty Islands, New Caledonia
     235 km (145 miles) WNW of Ile Hunter, Loyalty Isl., New Caledonia
     360 km (225 miles) E of NOUMEA, New Caledonia
     1830 km (1130 miles) ENE of BRISBANE, Queensland, Australia

     nph =   17 of  18    se = 0.81    FE=189                            B   

     error ellipse = ( 70.9,  0.0, 16.0;160.9,  0.0, 13.0;  0.0,  0.0,  0.0)

 mb = 4.7 (  8)  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
 DZM  ePn     17:56:24.58  -0.4    3.2 262                                   DZM 
      eSn     17:56:59.46  S res =  -4.1X
 MBWA eP      18:04:02.46   0.2   46.5 261                                   MBWA
 VNDA eP      18:05:12.05  -0.6   56.0 182 b:1.7+0 .99 4.0                   VNDA
 SBA  eP      18:05:15.80   1.7   56.2 181 b:6.6+0 .95 4.6                   SBA 
 KSM  eP      18:05:58.38  -0.2   62.5 284                                   KSM 
 QSPA eP      18:06:35.99   0.1   68.4 180 b:1.1+1 1.1 4.9                   QSPA
 YSS  eP      18:07:02.63   1.3   72.6 341 b:1.7+1 .89 5.1                   YSS 
 MDJ  eP      18:07:18.78  -0.1   75.6 332 b:8.6+0 .85 4.8                   MDJ 
 MAW  qP      18:07:23.83   0.3   76.4 202 b:5.1+0 1.1 4.5                   MAW 
 CHTO eP      18:07:46.53   1.1   80.2 295 b:8.9+0 1.3 4.6                   CHTO
 SNAA eP      18:08:17.15  -1.1   86.8 182 b:1.7+1 1.3 5.1                   SNAA
 STU  ePKPbc  18:15:21.84  -0.2  148.9 335                                   STU 
 WLF  ePKPbc  18:15:23.04   0.1  149.2 339                                   WLF 
 TUE  ePKPbc  18:15:25.86  -0.9  150.6 332                                   TUE 
 TIP  ePKPbc  18:15:27.60  -0.4  151.2 313                                   TIP 
 AQU  ePKPbc  18:15:28.53  -0.1  151.5 322                                   AQU 
 BNI  ePKPbc  18:15:31.05  -0.8  152.9 333                                   BNI 



 Generated 2007 JUL 24 at 18:10 UTC

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

 


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