Phase Data

Explanation of Parameters


     20 APR 2013  (110)

     ot  = 03:34:16.00   +/-   1.77              WESTERN SICHUAN, CHINA          
     lat =      30.181   +/-    8.1
     lon =     102.928   +/-    4.8              MAGNITUDE 5.1 (GS)       
     dep =        12.3   +/-    2.7   

     103 km (64 miles) NW of Leshan, Sichuan, China (pop 416,000)
     122 km (76 miles) WSW of Chengdu, Sichuan, China (pop 2,341,000)
     357 km (222 miles) WNW of Chongqing, Chongqing, China
     1633 km (1014 miles) SW of BEIJING, Beijing, China

     nph =  151 of 151    se = 0.87    FE=307                            A   

     error ellipse = (330.0,  0.0, 14.1;239.0, 85.0,  4.1; 60.0,  4.0,  2.3)

 mb = 5.1 (138)  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     03:36:52.74   2.1   10.8 248                                   SHL 
 CHTO ePn     03:37:08.23   2.9   11.9 199                                   CHTO
 CM31 ePn     03:37:12.11   2.2   12.2 198                                   CM31
 CM01 ePn     03:37:12.69   2.3   12.3 198                                   CM01
 TPUB ePn     03:38:18.65   2.2   17.2 109 b:1.4+2 1.2 4.9                   TPUB
 SSLB ePn     03:38:19.71   2.6   17.3 107 b:1.6+2 1.2 5.0                   SSLB
 TWG  ePn     03:38:26.30   2.5   17.8 110 b:1.7+2 1.0 5.1                   TWG 
 PBA  eP      03:38:57.19   0.9   20.7 209 b:2.8+2 1.0 5.6                   PBA 
 TLY  eP      03:39:05.58   1.2   21.5   1 b:4.2+1 1.1 4.8                   TLY 
 KS01 eP      03:39:08.94  -0.4   21.9  64                                   KS01
 KS15 eP      03:39:10.57   1.4   21.9  64 b:1.0+2 1.0 5.2                   KS15
 JOW  eP      03:39:16.89   1.4   22.5  92 b:3.7+1 .70 5.0                   JOW 
 MK01 eP      03:39:21.07   0.2   23.0 322                                   MK01
 MK31 eP      03:39:21.30   0.2   23.0 322 b:5.6+1 .85 5.1                   MK31
 MAKZ eP      03:39:23.94   1.0   23.2 322 b:8.8+1 .85 5.3                   MAKZ
 JNU  eP      03:39:30.19   0.1   23.9  76 b:1.0+2 1.0 5.4                   JNU 
 KDJ  eP      03:39:30.84   1.3   23.9 307 b:1.4+2 1.4 5.3                   KDJ 
 NRN  eP      03:39:36.05   1.0   24.5 305 b:5.5+1 .90 5.2                   NRN 
 NIL  eP      03:39:44.31   1.2   25.4 286 b:2.9+2 .85 6.0                   NIL 
 LHMI eP      03:39:45.88   2.0   25.4 194 b:1.7+2 1.1 5.6                   LHMI
 AAK  eP      03:39:48.85   0.8   25.9 307 b:3.8+1 1.0 5.0                   AAK 
 USA0BeP      03:39:56.84   0.2   26.9  51 b:3.2+1 1.1 4.9                   USA0
 ZALV eP      03:39:58.17  -0.6   27.1 336                                   ZALV
 ZAA0 eP      03:39:59.32   0.6   27.1 336 b:3.6+1 1.0 5.0                   ZAA0
 KURK eP      03:40:01.06  -0.1   27.4 325 b:2.1+2 2.0 5.5                   KURK
 PSI  eP      03:40:02.86  -0.5   27.6 189 b:3.3+1 1.0 5.0                   PSI 
 BTK  eP      03:40:06.73   0.6   27.9 299 b:2.1+1 .90 4.9                   BTK 
 KK31 eP      03:40:15.15   0.9   28.8 306 b:1.2+1 .95 4.6                   KK31
 KKAR eP      03:40:15.15   0.9   28.8 306 b:1.2+1 .95 4.6                   KKAR
 KBL  eP      03:40:15.66   0.9   28.9 288 b:4.4+1 1.1 5.1                   KBL 
 GSI  eP      03:40:16.16  -1.0   29.2 191 b:2.7+1 .70 5.1                   GSI 
 INU  eP      03:40:16.18   0.2   29.0  71 b:1.4+2 2.0 5.4                   INU 
 MAJO eP      03:40:24.67  -0.1   30.0  68 b:1.1+1 .85 4.7                   MAJO
 MJB9 eP      03:40:25.12   0.4   30.0  68 b:1.2+1 .85 4.7                   MJB9
 PALK eP      03:40:33.63   1.0   30.9 227 b:4.1+1 1.1 5.2                   PALK
 BRVK eP      03:40:50.59   0.1   33.0 323 b:2.1+1 1.1 5.0                   BRVK
 LUWI eP      03:41:17.76  -2.3   36.4 145 b:1.4+2 .70 5.9                   LUWI
 ABKAReP      03:41:29.62  -0.2   37.5 313 b:3.1+1 .95 5.1                   ABKA
 GYA0BeP      03:41:32.32   1.5   37.6 294 b:6.9+1 1.0 5.4                   GYA0
 KAPI eP      03:41:38.30  -0.2   38.5 152 b:5.1+1 .90 5.3                   KAPI
 UGM  eP      03:41:39.67   0.9   38.6 168 b:9.1+1 .90 5.5                   UGM 
 JAGI eP      03:41:50.71   0.7   39.9 163 b:5.8+1 1.0 5.2                   JAGI
 ARU  eP      03:41:55.35   0.4   40.5 323 b:7.0+1 1.4 5.2                   ARU 
 SARN eP      03:42:01.74   0.1   41.3  99 b:2.5+1 1.0 4.9                   SARN
 MMRI eP      03:42:13.11  -0.8   42.8 151 b:1.6+2 .90 5.8                   MMRI
 TIXI eP      03:42:19.75  -1.8   43.8  12 b:6.5+1 1.4 5.3                   TIXI
 SOEI eP      03:42:29.59   0.4   44.7 149 b:7.6+1 .90 5.6                   SOEI
 PETK eP      03:42:34.97  -0.5   45.6  44                                   PETK
 GNI  eP      03:42:54.28   0.5   47.8 299 b:4.7+1 1.0 5.5                   GNI 
 KIV  eP      03:43:03.15   0.8   49.0 304 b:7.4+1 1.0 5.7                   KIV 
 SIRT eP      03:43:10.99   0.5   50.0 296 b:9.9+1 .84 5.8                   SIRT
 MTN  eP      03:43:13.44  -2.0   50.7 143 b:4.4+1 1.3 5.3                   MTN 
 BILL eP      03:43:28.28  -0.3   52.5  25 b:1.5+1 .70 5.0                   BILL
 FITZ eP      03:43:30.16  -0.7   52.8 153 b:2.1+1 1.0 5.0                   FITZ
 BR131eP      03:43:56.25  -0.6   56.3 300 b:5.5+0 .75 4.7                   BR13
 ANTO eP      03:44:00.83  -0.3   56.9 300 b:1.9+1 1.0 5.1                   ANTO
 KIEV eP      03:44:02.23  -1.1   57.3 314 b:1.1+1 .70 5.0                   KIEV
 AKBB eP      03:44:02.70  -0.6   57.3 314 b:1.1+1 .70 5.0                   AKBB
 AK11 eP      03:44:03.00  -0.6   57.3 314                                   AK11
 FIA1 eP      03:44:05.26  -1.3   57.8 327                                   FIA1
 WB2  eP      03:44:09.02  -1.8   58.3 145                                   WB2 
      eP      03:44:09.67  -1.1 
 WRAB eP      03:44:09.92  -0.8   58.3 145 b:1.7+2 .90 6.1                   WRAB
 COEN eP      03:44:12.84   0.2   58.5 133 b:5.9+1 .95 5.7                   COEN
 TIRR eP      03:44:15.42  -0.2   59.0 307 b:1.3+1 .90 5.1                   TIRR
 SUW  eP      03:44:24.29  -0.3   60.3 318 b:8.3+1 .90 5.9                   SUW 
 MORW eP      03:44:24.59   0.6   60.2 167 b:4.5+1 1.0 5.6                   MORW
 BUR08eP      03:44:25.50  -0.2   60.5 311 b:3.5+1 2.0 5.1                   BUR0
 MLR  eP      03:44:25.68  -0.2   60.5 308 b:2.1+1 1.0 5.2                   MLR 
 AS31 eP      03:44:30.07  -1.0   61.3 147 b:8.3+0 .75 5.0                   AS31
 AS01 eP      03:44:30.34  -0.9   61.3 147                                   AS01
 GAMB eP      03:44:31.52   0.2   61.4  30 b:1.4+1 1.2 5.0                   GAMB
 VTS  eP      03:44:43.34  -0.5   63.1 306 b:1.1+1 .90 5.1                   VTS 
 OJC  eP      03:44:44.00  -0.3   63.3 315 b:2.0+1 1.1 5.2                   OJC 
 PSZ  eP      03:44:48.35   0.0   63.8 312 b:1.7+1 1.4 5.0                   PSZ 
 ANM  eP      03:44:48.96   0.7   63.9  29 b:1.2+1 1.0 5.0                   ANM 
 MORC eP      03:44:53.79  -0.6   64.8 315 b:1.1+1 1.0 5.0                   MORC
 CTAO eP      03:44:56.28  -0.3   65.1 135 b:5.3+1 .95 5.7                   CTAO
 FORT eP      03:44:56.69  -0.2   65.2 156 b:5.1+1 .90 5.7                   FORT
 NC204epP     03:45:00.55   0.3   65.0 328                                   NC20
 TTG  eP      03:45:00.84  -1.4   66.0 306 b:1.3+1 .90 5.1                   TTG 
 CLL  eP      03:45:08.17  -0.7   67.0 317 b:6.9+0 1.0 4.8                   CLL 
 GEA0 eP      03:45:11.55  -0.2   67.5 314                                   GEA0
 GEC2 eP      03:45:12.05   0.3   67.5 314 b:5.7+0 .98 4.7                   GEC2
 TOLK eP      03:45:17.05   0.6   68.3  22 b:2.1+1 .85 5.3                   TOLK
 COLD eP      03:45:19.28   0.1   68.7  24 b:1.1+1 .88 5.1                   COLD
 TIP  eP      03:45:20.04  -0.9   68.9 304 b:1.4+1 1.2 5.0                   TIP 
 SVW2 eP      03:45:22.74   0.0   69.3  31 b:1.1+1 1.0 5.0                   SVW2
 CAST eP      03:45:25.76   0.1   69.8  28 b:7.7+0 .72 4.9                   CAST
 BPAW eP      03:45:26.26  -0.1   69.9  27 b:2.3+1 .84 5.3                   BPAW
 KMBO eP      03:45:26.26  -0.1   69.7 256 b:8.7+0 1.0 4.8                   KMBO
 PPLA eP      03:45:26.69  -0.3   70.0  28 b:1.1+2 1.8 5.7                   PPLA
 BBOO eP      03:45:28.09   0.3   70.1 151 b:5.8+1 1.1 5.6                   BBOO
 MDM  eP      03:45:29.86  -0.4   70.5  25 b:3.6+1 .92 5.5                   MDM 
 TRF  eP      03:45:30.39   0.2   70.5  27 b:7.2+0 .92 4.8                   TRF 
 FYU  eP      03:45:31.36  -0.3   70.8  23 b:2.2+1 1.2 5.1                   FYU 
 WRH  eP      03:45:31.64  -0.4   70.8  26 b:7.7+0 .80 4.9                   WRH 
 COLA eP      03:45:31.67   0.4   70.7  25 b:4.2+1 .90 5.6                   COLA
 CCB  eP      03:45:31.88  -0.3   70.8  25 b:1.3+1 .92 5.0                   CCB 
 IL1  eP      03:45:32.34  -1.5   71.1  25                                   IL1 
 RSO  eP      03:45:32.72   0.2   70.8  31                                   RSO 
 ILB  eP      03:45:33.07  -0.8   71.1  25 b:1.3+1 1.1 4.9                   ILB 
 RND  eP      03:45:33.10  -0.5   71.0  27 b:1.5+1 .88 5.1                   RND 
 PRP  eP      03:45:34.20  -0.4   71.2  24 b:2.3+1 .80 5.3                   PRP 
 SUA  eP      03:45:34.82   0.1   71.2  29 b:2.2+1 .84 5.3                   SUA 
 PMR  eP      03:45:37.26  -1.0   71.8  29 b:2.3+1 .96 5.2                   PMR 
 STKA eP      03:45:37.30  -1.1   71.8 146 b:8.2+0 1.0 4.8                   STKA
 DHY  eP      03:45:37.80  -0.4   71.8  27 b:1.0+1 .80 5.0                   DHY 
 RC01 eP      03:45:38.09  -0.2   71.8  29 b:1.2+1 1.0 4.9                   RC01
 BRLK eP      03:45:39.12  -0.1   72.0  31 b:2.1+1 1.1 5.1                   BRLK
 EIDS eP      03:45:40.02   0.5   72.0 135 b:1.2+2 1.2 5.8                   EIDS
 OHAK eP      03:45:40.04   0.2   72.1  34 b:2.9+1 1.3 5.2                   OHAK
 KNK  eP      03:45:40.28  -0.3   72.2  29 b:1.9+1 .88 5.2                   KNK 
 RIDG eP      03:45:40.50  -1.3   72.4  26 b:2.1+1 .92 5.2                   RIDG
 KDAK eP      03:45:40.78   0.5   72.2  33 b:2.1+1 1.1 5.1                   KDAK
 SCRK eP      03:45:42.42  -0.5   72.6  25 b:2.1+1 .96 5.2                   SCRK
 SCM  eP      03:45:42.50   0.4   72.5  28 b:2.5+1 1.0 5.3                   SCM 
 ABPO eP      03:45:42.58  -0.8   72.6 235 b:1.9+1 .85 5.2                   ABPO
 PAX  eP      03:45:42.78  -0.1   72.6  26 b:8.5+0 .92 4.8                   PAX 
 DOT  eP      03:45:43.68  -0.1   72.7  25 b:8.3+0 .84 4.8                   DOT 
 EGAK eP      03:45:45.92  -0.2   73.2  24 b:7.2+0 .95 4.7                   EGAK
 INK  eP      03:45:46.04  -1.1   73.4  19 b:2.3+1 .80 5.3                   INK 
 HARP eP      03:45:46.77   1.4   73.0  27 b:6.4+1 1.6 5.4                   HARP
 TULEGeP      03:45:46.79  -0.6   73.4 358 b:1.4+1 1.1 4.9                   TULE
 KLU  eP      03:45:47.04   0.5   73.2  28 b:3.6+1 .84 5.5                   KLU 
 EPYK eP      03:45:47.62  -1.5   73.7  21 b:1.3+1 .75 5.1                   EPYK
 DIV  eP      03:45:48.12   0.1   73.5  28 b:1.7+1 .96 5.1                   DIV 
 EYAK eP      03:45:49.89   0.0   73.8  29 b:2.5+1 .88 5.3                   EYAK
 SUMG eP      03:45:51.47  -0.9   74.2 349 b:4.0+1 1.6 5.2                   SUMG
 DAWY eP      03:45:52.26   0.0   74.2  24 b:1.2+1 1.1 4.8                   DAWY
 RES  eP      03:45:55.64   0.4   74.7   5 b:8.5+0 .95 4.8                   RES 
 BALM eP      03:45:56.33  -0.2   74.9  27 b:1.3+1 1.0 4.9                   BALM
 WHY  eP      03:46:13.12  -0.9   78.0  25 b:5.0+0 .95 4.6                   WHY 
 TOO  eP      03:46:16.94   1.2   78.3 147 b:5.0+1 1.0 5.5                   TOO 
 SKAG eP      03:46:17.36   0.0   78.6  26 b:1.8+1 .88 5.1                   SKAG
 DZM  eP      03:46:26.94   0.7   80.1 123 b:1.9+2 1.0 6.1                   DZM 
 YKB5 eP      03:46:38.24  -1.8   82.9  17                                   YKB5
 YKW3 eP      03:46:39.99   0.3   82.8  17                                   YKW3
 ES06 eP      03:46:40.37  -0.3   82.9 312                                   ES06
 LSZ  eP      03:46:51.14  -0.2   84.9 249 b:1.6+1 1.2 5.1                   LSZ 
 FCC  eP      03:47:15.56  -0.8   90.3   9 b:1.2+1 1.2 5.0                   FCC 
 LLLB eP      03:47:18.85   1.9   90.3  27 b:9.1+0 1.0 5.0                   LLLB
 B06A eP      03:47:26.35   1.0   92.2  28 b:2.3+1 1.1 5.5                   B06A
 FFC  eP      03:47:27.96  -0.1   92.8  14 b:7.8+0 .90 5.1                   FFC 
 B08A eP      03:47:30.23   0.3   93.1  27 b:8.8+0 .90 5.2                   B08A
 LTY  eP      03:47:32.86   1.2   93.5  28 b:7.6+0 .95 5.1                   LTY 
 C09A eP      03:47:35.30   1.4   94.0  26 b:1.2+1 .95 5.2                   C09A
 NEW  eP      03:47:35.36   1.2   94.1  26 b:6.7+0 .95 5.0                   NEW 
 F10A eP      03:47:44.42   1.6   95.9  27 b:5.0+0 1.0 4.9                   F10A
 HRY  eP      03:47:50.13   1.1   97.3  23                                   HRY 
 BOZ  eP      03:47:57.11   3.6   98.3  24 b:1.2+1 1.8 5.2                   BOZ 



 Generated 2013 APR 20 at 03:53 UTC

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