Phase Data

Explanation of Parameters


     15 FEB 2013  ( 46)

     ot  = 18:27:46.74   +/-   2.19              SOUTHERN QINGHAI, CHINA         
     lat =      32.778   +/-   13.9
     lon =      95.340   +/-   13.9              MAGNITUDE 4.5 (GS)       
     dep =        43.0   +/-    8.3   

     158 km (98 miles) W of Gyegu (Yushu), Qinghai, China (pop N/A)
     251 km (156 miles) NW of Qamdo, Xizang (Tibet), China
     313 km (194 miles) ESE of Tanggulashan, Qinghai, China
     2043 km (1269 miles) WSW of BEIJING, Beijing, China

     nph =   52 of  57    se = 1.08    FE=306                            A   

     error ellipse = (138.0, 16.0, 23.8;230.0,  5.0, 19.2;338.0, 72.0, 11.1)

 mb = 4.5 ( 33)  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
 SHL  ePn     18:29:37.26  -0.5    7.8 204                                   SHL 
      eSn     18:30:57.45  S res =  -7.3X
 CM01 ePn     18:31:17.81   6.3X  14.7 166                                   CM01
 PRZ  ePn     18:31:36.06   0.6   16.5 311 b:7.3+1 .95 4.8                   PRZ 
 MK01 ePn     18:31:39.88  -3.4X  17.2 328                                   MK01
 MKAR ePn     18:31:40.57  -3.0   17.2 328 b:3.0+1 .90 4.4                   MKAR
 MK31 ePn     18:31:40.71  -2.9   17.2 328                                   MK31
 SONA1ePn     18:31:42.73  -1.5   17.2  26                                   SONA
 KDJ  ePn     18:31:42.98  -0.3   17.1 308 b:2.7+1 .85 4.4                   KDJ 
 MAKZ ePn     18:31:44.73  -0.7   17.3 328 b:1.3+1 1.3 3.9                   MAKZ
 ULN  ePn     18:31:47.85   0.4   17.5  27 b:3.8+0 .90 3.5                   ULN 
 NRN  ePn     18:31:48.94  -0.8   17.7 305 b:1.9+1 1.0 4.2                   NRN 
 PBKT ePn     18:31:50.69  10.3X  16.9 161 b:8.1+0 1.1 3.8                   PBKT
 NIL  eP      18:31:54.18  -5.0X  18.5 279 b:1.2+1 .80 4.1                   NIL 
 FRU1 eP      18:32:06.62   0.3   19.1 308 b:1.1+1 .75 4.2                   FRU1
 AAK  eP      18:32:06.83   0.1   19.2 307 b:9.4+0 .85 4.1                   AAK 
 ARSB eP      18:32:11.01  -2.0   19.8 302 b:8.3+0 .85 4.1                   ARSB
 GAR  eP      18:32:24.93  -3.5   21.2 294 b:1.9+1 .84 4.5                   GAR 
 BTK  eP      18:32:26.01  -0.4   21.0 297 b:1.9+1 .95 4.4                   BTK 
 KURK eP      18:32:32.81  -1.5   21.8 330 b:2.7+1 .80 4.7                   KURK
 KBL  eP      18:32:34.01  -2.9   21.9 282 b:5.9+1 1.1 4.9                   KBL 
 CHGR eP      18:32:34.24  -3.2   22.0 293 b:2.4+1 .74 4.7                   CHGR
 KK31 eP      18:32:35.07  -2.7   22.0 305                                   KK31
 KKAR eP      18:32:35.21  -2.6   22.0 305                                   KKAR
 ZAA0 eP      18:32:39.30  -2.5   22.4 344                                   ZAA0
 ZALV eP      18:32:40.25  -1.6   22.4 344                                   ZALV
 KS01 eP      18:33:23.46  -0.7   27.0  71                                   KS01
 KS15 eP      18:33:24.35   0.3   26.9  71                                   KS15
 BRVK eP      18:33:26.30   1.0   27.1 326 b:4.1+0 .80 4.1                   BRVK
 GYA0BeP      18:33:58.54   1.4   30.6 290 b:6.2+0 .80 4.4                   GYA0
 ABKAReP      18:34:01.58   1.4   31.0 313                                   ABKA
 ARU  eP      18:34:31.53   0.0   34.6 324 b:4.7+0 .70 4.5                   ARU 
 KIV  eP      18:35:34.96   0.2   42.1 301 b:8.4+0 1.1 4.4                   KIV 
 DGAR eP      18:36:00.34  -1.9   45.5 213 b:1.1+2 1.0 5.7                   DGAR
 KIEV eP      18:36:43.77   1.6   50.8 311 b:6.6+0 .90 4.6                   KIEV
 AKBB eP      18:36:44.19   2.0   50.8 311 b:8.0+0 1.0 4.7                   AKBB
 AK11 eP      18:36:44.20   1.7   50.8 311                                   AK11
 FIA1 eP      18:36:51.62   0.3   52.0 325                                   FIA1
 BILL eP      18:37:00.07   1.3   53.0  26 b:2.9+0 .80 4.3                   BILL
 BUR04eP      18:37:05.08   0.0   53.8 308                                   BUR0
 MLR  eP      18:37:05.36   0.7   53.7 305 b:1.3+1 .90 4.9                   MLR 
 BUR08eP      18:37:06.33   1.2   53.8 308                                   BUR0
 SUW  eP      18:37:06.40  -0.1   54.0 316 b:3.6+1 1.0 5.3                   SUW 
 OJC  eP      18:37:26.97   0.7   56.8 312 b:6.6+0 .80 4.7                   OJC 
 LIT  eP      18:37:33.53   1.4   57.6 300 b:1.4+1 1.1 4.9                   LIT 
 MORC eP      18:37:37.38   0.4   58.3 312 b:4.1+0 .80 4.6                   MORC
 NC303eP      18:37:42.44   0.4   59.0 326                                   NC30
 NB201eP      18:37:42.56   0.0   59.1 326                                   NB20
 NAO01eP      18:37:44.22   0.0   59.4 326                                   NAO0
 NC204eP      18:37:44.37   0.3   59.3 326                                   NC20
 GEA0 eP      18:37:55.52   0.0   61.0 312                                   GEA0
 CLL  eP      18:37:55.55   2.2   60.7 315 b:4.6+0 .90 4.6                   CLL 
 GEC2 eP      18:37:55.91   0.4   61.0 312 b:3.8+0 .98 4.5                   GEC2
 WLF  eP      18:38:24.51   0.2   65.3 314 b:4.8+1 .90 5.6                   WLF 
 ES19 eP      18:39:30.78   0.1   76.2 309                                   ES19
 TOA0 eP      18:40:23.32   0.2   86.0 283                                   TOA0
 GAMB eS      18:46:27.72  -0.4   62.4  30                                   GAMB



 Generated 2013 FEB 15 at 18:51 UTC

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