Phase Data

Explanation of Parameters


     28 MAR 2013  ( 87)

     ot  = 10:26:44.72   +/-   2.64              NORTHERN QINGHAI, CHINA         
     lat =      37.288   +/-   15.7
     lon =      96.981   +/-   15.6              MAGNITUDE 4.3 (GS)       
     dep =        10.0   +/-    3.2   

     23 km (15 miles) WSW of Delingha, Qinghai, China (pop 30,000)
     160 km (100 miles) ESE of Da Qaidam, Qinghai, China (pop 63,000)
     211 km (131 miles) ENE of Golmud, Qinghai, China
     1713 km (1064 miles) W of BEIJING, Beijing, China

     nph =   17 of  18    se = 1.30    FE=325                            A   

     error ellipse = (224.0,  0.0, 27.4;314.0,  0.0, 20.5;123.0, 89.0,  4.8)

 mb = 4.3 ( 12)  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
 ULN  ePn     10:29:47.90  -0.3   12.9  32                                   ULN 
 MK01 ePn     10:30:06.12  -2.8   14.4 316                                   MK01
 MK31 ePn     10:30:07.07  -2.1   14.4 316                                   MK31
 MAKZ ePn     10:30:09.17  -2.5   14.6 315                                   MAKZ
 KDJ  ePn     10:30:28.27  -1.4   16.0 294 b:2.3+1 .95 4.3                   KDJ 
 NRN  ePn     10:30:37.92  -1.7   16.8 291 b:1.7+1 1.1 4.1                   NRN 
 KURK eP      10:31:02.74  -1.0   18.8 322 b:2.0+1 .90 4.3                   KURK
 CM01 eP      10:31:05.24   0.0   18.9 174                                   CM01
 NIL  eP      10:31:13.79   0.2   19.6 267 b:1.3+1 .75 4.3                   NIL 
 KK31 eP      10:31:29.05   0.9   21.0 294 b:4.6+0 .85 3.9                   KK31
 KKAR eP      10:31:29.05   0.9   21.0 294 b:4.6+0 .85 3.9                   KKAR
 KBL  eP      10:31:48.72   1.3   22.8 272 b:1.7+1 .80 4.6                   KBL 
 BRVK eP      10:32:02.58   0.0   24.3 319 b:1.4+1 .90 4.6                   BRVK
 KS01 eP      10:32:04.74   0.5   24.5  80                                   KS01
 KS15 eP      10:32:04.92   0.9   24.5  80 b:1.4+1 1.0 4.6                   KS15
 ABKAReP      10:32:46.42   0.1X  29.2 306 b:1.2+0 .90 3.7                   ABKA
 ARU  eP      10:33:10.26   0.0   31.9 319 b:5.2+0 .90 4.5                   ARU 
 WRAB eP      10:37:36.97  -0.5   66.9 142 b:2.0+1 1.0 5.3                   WRAB



 Generated 2013 MAR 28 at 10:47 UTC

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