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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     18 JUN 2008  (170)

     ot  = 05:23:31.69   +/-   0.31              SOUTHERN QINGHAI, CHINA         
     lat =      35.268   +/-    5.6
     lon =      91.236   +/-    5.1              MAGNITUDE 5.5 (GCMT)     
     dep =        10.0  (geophysicist)

     355 km (220 miles) WSW of Golmud, Qinghai, China
     460 km (285 miles) SW of Da Qaidam, Qinghai, China
     625 km (385 miles) N of Lhasa, Xizang (Tibet)
     2280 km (1410 miles) W of BEIJING, Beijing, China

     nph =   58 of  61    se = 1.13    FE=325                            A   

     error ellipse = ( 35.0,  0.0,  8.0;125.0,  0.0,  5.8;  0.0,  0.0,  0.0)

 mb = 5.1 ( 44)  ML = 0.0 (  0)  mblg = 4.1 ( 10)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 LSA  ePn     05:24:58.78   4.0    5.6 181 d:2.2+2     6.0X L:6.8-1 1.1 4.8X LSA 
      eSg     05:26:32.51  S res =   2.5X  g:7.5-1 1.1 4.3  b:7.5+2 1.1 6.3X
 MK31 ePn     05:26:39.38  -1.6   13.3 332                                   MK31
 TKM2 ePn     05:26:54.31  -0.5   14.3 307 g:6.7-2 .75 4.2  b:6.7+1 .75 5.4X TKM2
 AAK  ePn     05:27:02.66  -0.5   14.9 305                                   AAK 
 AML  ePn     05:27:07.44  -0.6   15.3 302 g:3.6-2 1.0 3.8  b:8.9+2 2.1 5.7  AML 
 EKS2 ePn     05:27:09.76   0.1   15.4 304 g:9.8-2 .90 4.3  b:4.3+2 1.5 5.5  EKS2
 ENH  ePn     05:27:15.30  -3.3   16.1 103 g:9.9-2 1.1 4.2  b:9.9+1 1.1 4.8  ENH 
 ULN  ePn     05:27:32.75   0.2   17.2  38 b:4.2+1 .90 4.6                   ULN 
 CHTO ePn     05:27:37.43  -1.6   17.8 155 g:2.1-2 1.1 3.6  b:2.1+1 1.1 4.2  CHTO
 KURK ePn     05:27:37.98  -3.2X  17.9 333 b:1.5+2 1.2 5.0                   KURK
 CM31 ePn     05:27:41.74  -1.4   18.1 156 g:1.5-2 .90 3.6  b:1.0+1 .78 4.0X CM31
 KBL  ePn     05:27:42.74  -2.2   18.2 274 g:4.5-2 .98 4.1  b:6.4+2 2.1 5.4  KBL 
 ZAA0 eP      05:27:55.11  -0.5   19.2 348                                   ZAA0
 BJT  eP      05:28:08.24   0.8   20.3  69 g:8.8-2 1.3 4.3  b:8.8+1 1.3 4.9  BJT 
 BRVK eP      05:28:38.05   0.1   23.1 327 b:2.2+2 1.6 5.4                   BRVK
 ABKAReP      05:29:11.90  -0.1   26.8 311 g:1.8-2 .95 3.9  b:1.8+1 .95 4.7  ABKA
 ARU  eP      05:29:46.00   0.3   30.6 324 b:3.6+1 1.1 5.2                   ARU 
 KKM  eP      05:30:41.10  -1.2   37.1 136 b:5.4+1 1.3 5.2                   KKM 
 ERM  eP      05:31:13.05   1.6   40.6  64 b:3.9+1 1.1 5.0                   ERM 
 TIXI eP      05:31:16.24  -1.2   41.4  17                                   TIXI
      ePP     05:32:52.59  -0.2X
 BR131eP      05:31:49.16  -0.2   45.2 294 b:9.7+0 .95 4.7                   BR13
 AKBB eP      05:31:58.33  -1.0   46.5 309                                   AKBB
 KIEV eP      05:31:58.50  -0.9   46.6 309 b:2.2+1 1.2 5.1                   KIEV
 TIRR eP      05:32:13.01   2.1   48.0 301 b:3.2+1 1.6 5.2                   TIRR
 BUR08eP      05:32:22.59  -0.5   49.6 306                                   BUR0
 KWP  eP      05:32:32.15  -0.3   50.8 309 b:3.1+1 .95 5.2                   KWP 
 BILL eP      05:32:43.29   0.6   52.3  27 b:1.3+1 .90 4.8                   BILL
 MORC eP      05:32:57.00   0.5   54.1 310 b:3.0+1 1.4 5.1                   MORC
 NAO01eP      05:33:04.89  -0.7   55.4 324 b:1.0+1 .83 4.9                   NAO0
 KHC  eP      05:33:15.88   0.2   56.7 310 b:7.5+0 1.1 4.6                   KHC 
 BFO  eP      05:33:41.67   1.3   60.3 310 b:3.3+1 1.6 5.2                   BFO 
 FITZ eP      05:33:52.78  -1.5   62.3 143 b:9.1+0 .95 4.9                   FITZ
 MBWA eP      05:33:55.15   1.1   62.3 150 b:5.0+1 1.2 5.6                   MBWA
 KEST eP      05:34:09.82   0.0   64.7 297                                   KEST
 SUMG eP      05:34:25.33   0.6   67.0 345 b:2.2+1 1.0 5.3                   SUMG
 COLD eP      05:34:29.92   0.3   67.8  22 b:1.7+1 .90 5.2                   COLD
 TTA  eP      05:34:34.22   0.2   68.5  27                                   TTA 
 CHUM eP      05:34:39.12   0.6   69.3  25 b:1.1+1 .94 5.0                   CHUM
 BPAW eP      05:34:40.20  -0.4   69.6  24 b:1.6+1 1.1 5.1                   BPAW
 SVW2 eP      05:34:42.13   0.4   69.8  28                                   SVW2
 COLA eP      05:34:42.87  -0.8   70.1  23 b:1.8+1 .80 5.3                   COLA
 KTH  eP      05:34:42.97   0.1   70.0  25 b:2.2+1 1.0 5.2                   KTH 
 PPLA eP      05:34:43.07   0.2   69.9  26 b:4.9+1 1.1 5.5                   PPLA
 TRF  eP      05:34:45.39   0.6   70.2  25 b:6.1+0 1.0 4.7                   TRF 
 RES  eP      05:34:46.07   1.6   70.3   2                                   RES 
 PMR  eP      05:34:53.99  -0.4   71.9  26 b:1.2+1 .80 5.0                   PMR 
 EGAK eP      05:34:56.03  -0.5   72.2  21 b:7.9+0 .98 4.8                   EGAK
 RC01 eP      05:34:56.15   1.0   72.0  27 b:2.5+1 1.0 5.2                   RC01
 PAX  eP      05:34:56.98   0.5   72.2  24 b:9.7+0 1.0 4.8                   PAX 
 OHAK eP      05:35:01.19  -0.6   73.1  31 b:1.7+1 .76 5.2                   OHAK
 KDAK eP      05:35:01.24  -0.2   73.0  30 b:2.8+1 1.1 5.3                   KDAK
 BMRM eP      05:35:07.19   0.7   73.9  25 b:1.9+1 .98 5.1                   BMRM
 SFJD eP      05:35:07.63   0.6   74.0 345 b:1.6+1 .95 5.0                   SFJD
 TAM  eP      05:35:08.20   1.0   73.9 287 b:7.4+0 1.2 4.6                   TAM 
 SKAG eP      05:35:29.48  -0.8   78.1  22 b:2.7+1 1.4 5.1                   SKAG
 LSZ  eP      05:35:31.08   0.2   78.0 242 b:1.2+1 1.0 4.9                   LSZ 
 DLBC eP      05:35:44.34   0.7   80.5  21                                   DLBC
 EDM  eP      05:36:28.99   0.9   89.3  14                                   EDM 
 FFC  eP      05:36:30.13   0.5   89.7   8 b:4.6+0 .80 4.8                   FFC 



 Generated 2008 JUN 24 at 07:18 UTC

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


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