Phase Data

Explanation of Parameters


     21 APR 2013  (111)

     ot  = 10:48:23.85   +/-   1.30              WESTERN SICHUAN, CHINA          
     lat =      30.216   +/-   10.2
     lon =     102.979   +/-   13.0              MAGNITUDE 4.7 (GS)       
     dep =        10.9   +/-    3.2   

     102 km (64 miles) NW of Leshan, Sichuan, China (pop 416,000)
     116 km (72 miles) WSW of Chengdu, Sichuan, China (pop 2,341,000)
     353 km (219 miles) WNW of Chongqing, Chongqing, China
     1627 km (1010 miles) SW of BEIJING, Beijing, China

     nph =   93 of  93    se = 0.64    FE=307                            A   

     error ellipse = ( 73.0,  0.0, 20.3;163.0,  0.0, 15.1;308.0, 89.0,  4.9)

 mb = 4.7 ( 72)  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     10:51:00.32   0.9   10.9 248                                   SHL 
 CM31 ePn     10:51:14.40  -4.2   12.3 198                                   CM31
 CHTO ePn     10:51:15.13   1.1   11.9 199                                   CHTO
 CM01 ePn     10:51:15.26  -3.8   12.3 198                                   CM01
 ULN  ePn     10:52:34.92   2.0   17.9   9 b:4.8+0 .70 3.7                   ULN 
 TLY  eP      10:53:14.41   2.3   21.4   1 b:8.8+0 1.0 4.1                   TLY 
 KS01 eP      10:53:16.70  -0.2   21.9  64                                   KS01
 KS15 eP      10:53:17.80   1.1   21.9  64 b:3.8+1 1.3 4.7                   KS15
 MK01 eP      10:53:29.09   0.2   23.0 322                                   MK01
 MK31 eP      10:53:29.30   0.2   23.0 322 b:9.8+0 .85 4.4                   MK31
 MAKZ eP      10:53:31.52   0.5   23.2 321 b:1.3+1 1.0 4.4                   MAKZ
 PRZ  eP      10:53:32.40   1.6   23.2 309 b:6.6+1 1.5 4.9                   PRZ 
 TARG eP      10:53:34.70   2.4   23.3 306 b:1.2+1 .60 4.6                   TARG
 KDJ  eP      10:53:38.91   1.2   23.9 307 b:1.1+1 .80 4.5                   KDJ 
 NRN  eP      10:53:44.72   1.4   24.5 305 b:7.7+0 1.0 4.3                   NRN 
 IPM  eP      10:53:54.22   0.3   25.7 185 b:7.2+0 1.0 4.3                   IPM 
 AAK  eP      10:53:56.10  -0.2   25.9 306 b:7.7+0 1.1 4.3                   AAK 
 ZALV eP      10:54:06.01  -0.7   27.1 336                                   ZALV
 ZAA0 eP      10:54:06.30  -0.4   27.1 336 b:9.2+0 .90 4.5                   ZAA0
 KURK eP      10:54:08.92  -0.3   27.4 325 b:4.7+0 .75 4.3                   KURK
 KKAR eP      10:54:22.42   0.0   28.9 306 b:2.1+0 .75 4.0                   KKAR
 KK31 eP      10:54:22.57   0.1   28.9 306 b:2.1+0 .75 4.0                   KK31
 KSM  eP      10:54:28.52   1.0   29.4 165 b:3.8+0 .60 4.4                   KSM 
 BRVK eP      10:54:59.12   0.6   33.0 323 b:3.8+0 1.2 4.2                   BRVK
 ABKAReP      10:55:38.05   0.0   37.5 313 b:8.6+0 1.0 4.5                   ABKA
 GYA0BeP      10:55:40.85   1.7   37.7 294 b:8.6+0 .75 4.6                   GYA0
 ARU  eP      10:56:02.94  -0.1   40.5 323 b:7.0+0 .80 4.4                   ARU 
 TIXI eP      10:56:28.34  -0.9   43.8  12 b:1.5+1 1.4 4.6                   TIXI
 KIV  eP      10:57:11.55   0.9   49.0 304 b:9.6+0 .80 4.9                   KIV 
 BILL eP      10:57:35.58  -0.7   52.5  25 b:5.7+0 .70 4.6                   BILL
 KEV  eP      10:58:10.27   0.1   57.1 336 b:1.1+2 2.0 5.6                   KEV 
 AKBB eP      10:58:10.64  -0.8   57.3 314 b:1.9+1 1.8 4.8                   AKBB
 KIEV eP      10:58:10.65  -0.8   57.3 314 b:2.6+1 2.0 4.9                   KIEV
 AK11 eP      10:58:11.22  -0.5   57.3 314                                   AK11
 FIA1 eP      10:58:13.65  -1.0   57.8 327 b:5.1+1 1.9 5.2                   FIA1
      eP      10:58:13.71  -0.9 
 ARE0 eP      10:58:13.72  -0.2   57.7 336 b:6.8+0 1.9 4.3                   ARE0
 ARCESeP      10:58:13.77  -0.2   57.7 336                                   ARCE
 WRAB eP      10:58:18.74  -0.1   58.3 145 b:9.3+0 .60 5.0                   WRAB
 WB2  eP      10:58:18.88   0.0   58.3 145 b:1.2+1 .65 5.1                   WB2 
      eP      10:58:18.90   0.0 
 COEN eP      10:58:20.80   0.1   58.5 133 b:2.2+1 1.7 5.0                   COEN
 BUR08eP      10:58:33.69  -0.2   60.5 311 b:6.8+0 1.4 4.6                   BUR0
 AS01 eP      10:58:39.39   0.0   61.3 147                                   AS01
 AS31 eP      10:58:39.41   0.2   61.3 147 b:1.1+0 .55 4.2                   AS31
 KWP  eP      10:58:41.29  -0.1   61.6 313 b:1.0+2 1.0 5.9                   KWP 
 OJC  eP      10:58:52.55   0.1   63.3 315 b:9.1+0 1.3 4.8                   OJC 
 NWAO eP      10:58:59.60   0.7   64.2 167 b:1.2+2 1.5 5.8                   NWAO
 NC405eP      10:59:00.01  -1.2   64.6 328 b:9.3+1 1.6 5.7                   NC40
 NB201eP      10:59:01.57  -1.1   64.8 328 b:1.4+2 1.7 5.9                   NB20
 NC303eP      10:59:01.62  -0.4   64.8 328 b:2.6+2 2.0 6.1                   NC30
 NC602eP      10:59:01.87  -0.6   64.8 327 b:1.5+2 2.0 5.8                   NC60
 MORC eP      10:59:02.40  -0.2   64.8 315 b:3.0+0 .70 4.6                   MORC
 NC204eP      10:59:02.51  -1.4   65.0 328 b:1.4+2 1.8 5.8                   NC20
 AGG  eP      10:59:02.54  -1.1   64.9 302 b:2.9+1 1.7 5.2                   AGG 
 GEA0 eP      10:59:19.62  -0.2   67.5 314                                   GEA0
 TOLK eP      10:59:24.24   0.0   68.2  22 b:5.7+0 .75 4.8                   TOLK
 MLY  eP      10:59:32.48   0.4   69.5  26 b:4.7+0 .88 4.7                   MLY 
 CAST eP      10:59:34.00   0.5   69.7  28 b:1.6+1 1.8 4.8                   CAST
 BPAW eP      10:59:34.28   0.1   69.8  27 b:4.7+0 .84 4.7                   BPAW
 PPLA eP      10:59:35.01   0.2   69.9  28 b:3.8+1 1.9 5.2                   PPLA
 MDM  eP      10:59:38.45   0.4   70.5  25 b:6.0+0 .80 4.8                   MDM 
 CCB  eP      10:59:40.37   0.4   70.8  26 b:1.9+0 .76 4.3                   CCB 
 MCK  eP      10:59:40.48   0.3   70.8  27 b:3.2+0 .76 4.5                   MCK 
 IL1  eP      10:59:41.28  -0.3   71.1  25                                   IL1 
 SUA  eP      10:59:42.37  -0.2   71.2  29 b:5.5+0 .76 4.8                   SUA 
 RND  eP      10:59:42.39   1.0   71.0  27 b:6.3+0 1.1 4.7                   RND 
 PMR  eP      10:59:45.68  -0.4   71.8  29 b:8.2+0 1.1 4.7                   PMR 
 STKA eP      10:59:46.52   0.0   71.8 146 b:4.8+0 1.6 4.3                   STKA
 SML  eP      10:59:47.55   0.1   72.0  28 b:9.5+0 .92 4.9                   SML 
 KNK  eP      10:59:48.77   0.4   72.2  29 b:9.5+0 1.1 4.8                   KNK 
 RIDG eP      10:59:48.98  -0.6   72.4  26 b:6.0+0 .80 4.7                   RIDG
 SCRK eP      10:59:49.57  -1.2   72.5  25 b:5.2+0 .96 4.6                   SCRK
 SCM  eP      10:59:50.91   1.0   72.4  28 b:1.4+1 1.2 4.9                   SCM 
 DOT  eP      10:59:52.00   0.4   72.7  25 b:2.4+0 .72 4.4                   DOT 
 HARP eP      10:59:54.28   1.1   73.0  27 b:6.1+1 2.0 5.3                   HARP
 EGAK eP      10:59:54.38   0.5   73.1  24 b:2.8+0 1.1 4.3                   EGAK
 KLU  eP      10:59:54.56   0.2   73.2  28 b:7.8+0 .80 4.8                   KLU 
 INK  eP      10:59:54.62  -0.4   73.3  19 b:4.5+0 .90 4.5                   INK 
 BNI  eP      10:59:55.12  -1.0   73.4 313 b:3.0+1 1.9 5.0                   BNI 
 EPYK eP      10:59:55.66  -1.3   73.6  21 b:9.1+0 1.2 4.7                   EPYK
 DAWY eP      11:00:00.06   0.0   74.1  24 b:3.2+0 1.0 4.3                   DAWY
 RES  eP      11:00:03.41   0.3   74.7   5 b:4.7+0 1.0 4.4                   RES 
 SKAG eP      11:00:25.22   0.1   78.6  26 b:3.0+0 .80 4.4                   SKAG
 YKB5 eP      11:00:47.75  -0.2   82.8  17                                   YKB5
 TX31 ePKPdf  11:07:06.52  -0.1  115.6  26                                   TX31
      ePKPdf  11:07:06.70   0.1 
 NHSC ePKPdf  11:07:08.96  -0.1  117.0   3                                   NHSC
 QSPA ePKPdf  11:07:12.36  -1.4  120.0 180                                   QSPA
 SNAA ePKPdf  11:07:20.46   0.4  123.3 202                                   SNAA
 MTP  ePKPdf  11:07:35.31  -0.5  130.7 346                                   MTP 
 PTGA ePKPdf  11:08:04.70   0.1  146.5 328                                   PTGA
 PAYG ePKPdf  11:08:07.67   0.5  148.0  25                                   PAYG



 Generated 2013 APR 21 at 11:15 UTC

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