Phase Data

Explanation of Parameters


     22 APR 2013  (112)

     ot  = 11:20:12.60   +/-   1.75              OFF THE COAST OF GUATEMALA      
     lat =      12.767   +/-   11.7
     lon =     -90.610   +/-   12.7              MAGNITUDE 4.4 (GS)       
     dep =        10.6   +/-    5.2   

     125 km (77 miles) SW of Acajutla, El Salvador (pop 26,000)
     171 km (106 miles) S of Escuintla, Guatemala
     185 km (115 miles) SW of SAN SALVADOR, El Salvador
     1173 km (728 miles) SE of MEXICO CITY, D.F., Mexico

     nph =   30 of  77    se = 0.86    FE=076                            A   

     error ellipse = (227.0, 13.0, 24.1;131.0, 22.0, 13.4;345.0, 62.0,  1.8)

 mb = 4.4 ( 67)  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
 CSGN ePn     11:21:00.63   0.6    3.0  86                                   CSGN
 TGUH ePn     11:21:07.67   0.6    3.5  68                                   TGUH
 CCIG ePn     11:21:11.14  -0.1    3.8 337                                   CCIG
      eSn     11:21:53.49  S res =  -2.6 
 ESTN ePn     11:21:15.69  -0.4    4.2  85                                   ESTN
 JTS  ePn     11:21:43.05   0.7    6.1 113                                   JTS 
      eSn     11:22:51.08  S res =  -0.8 
 TEIG ePn     11:22:06.95   1.5    7.8  17                                   TEIG
 MYIG ePn     11:22:12.68   1.2    8.2   6                                   MYIG
 TLIG ePn     11:22:22.96  -0.4    9.0 303                                   TLIG
 MOIG ePn     11:23:08.28   0.7   12.3 306                                   MOIG
 435B eP      11:24:34.27  -0.7   19.0 341 b:7.8+0 .55 4.2                   435B
 JCT  eP      11:24:41.20   0.5   19.6 336 b:8.2+0 1.3 3.9                   JCT 
 147A eP      11:24:44.82   0.2   19.9   6 b:1.7+1 .85 4.4                   147A
 HPIG eP      11:24:45.99   0.9   19.9 317 b:1.0+1 1.2 4.0                   HPIG
 SDV  eP      11:24:46.11   0.5   20.0  99 b:9.6+0 1.2 4.0                   SDV 
 TX31 eP      11:24:51.33   0.7   20.5 326 b:6.8+0 .85 4.0                   TX31
      eP      11:24:51.87   1.1X
 LRAL eP      11:24:55.16   5.0X  20.4   9 b:3.0+1 1.0 4.6                   LRAL
 WLAR eP      11:24:55.63   0.0   20.9 354 b:3.9+1 1.0 4.7                   WLAR
 ABTX eP      11:25:00.87   0.0X  21.4 339 b:1.8+1 1.1 4.4                   ABTX
 Y49A eP      11:25:00.97   1.1X  21.3  10 b:2.6+1 1.0 4.6                   Y49A
 MIAR eP      11:25:04.59  -0.7X  21.8 353 b:1.0+1 .75 4.3                   MIAR
 OXF  eP      11:25:05.25   1.8X  21.7   3 b:5.4+1 1.2 4.8                   OXF 
 X48A eP      11:25:06.10   1.0X  21.8   8 b:1.3+1 .75 4.4                   X48A
 UALR eP      11:25:06.64   0.1X  22.0 356 b:1.2+1 .70 4.4                   UALR
 W39A eP      11:25:11.85  -0.6X  22.5 353 b:1.0+1 .85 4.3                   W39A
 SWET eP      11:25:14.95   0.0   22.8  10 b:2.6+1 .92 4.7                   SWET
 V48A eP      11:25:18.95   0.0X  23.1   8 b:1.4+1 .90 4.5                   V48A
 MNTX eP      11:25:19.61  -0.5X  23.2 327 b:6.2+0 .85 4.2                   MNTX
 HHAR eP      11:25:22.46  -1.4X  23.6 353 b:1.2+1 .82 4.5                   HHAR
 TKL  eP      11:25:23.41  -0.5   23.6  14 b:2.0+1 .85 4.7                   TKL 
 AMTX eP      11:25:28.04  -1.3X  24.2 337 b:1.0+1 .95 4.4                   AMTX
 T47A eP      11:25:29.92  -0.5X  24.3   7 b:3.0+1 .60 5.1                   T47A
 T49A eP      11:25:33.07  -0.4X  24.7  10 b:2.9+1 .85 5.0                   T49A
 SIUC eP      11:25:35.12  -0.2X  24.9   3 b:2.1+1 .95 4.8                   SIUC
 CCM  eP      11:25:36.64  -1.6   25.2 359 b:1.1+1 .90 4.5                   CCM 
 WCI  eP      11:25:41.45  -1.0   25.6   8 b:2.8+1 .65 5.1                   WCI 
 Q51A eP      11:25:53.72  -0.4X  26.9  13 b:2.1+1 1.1 4.7                   Q51A
 ACSO eP      11:26:04.87  -0.3X  28.2  12 b:2.1+1 1.0 4.8                   ACSO
 PV12 eP      11:26:24.89   1.8X  30.2 331 b:6.6+0 1.1 4.4                   PV12
 PV09 eP      11:26:26.26   0.4   30.5 331                                   PV09
 W13A eP      11:26:29.22   2.0X  30.6 321 b:1.2+1 1.6 4.5                   W13A
 LDFC eP      11:26:34.94   0.4   31.5 319 b:8.0+0 1.1 4.5                   LDFC
 KNB  eP      11:26:35.20   2.1X  31.3 324 b:7.1+0 1.2 4.4                   KNB 
 SZCU eP      11:26:40.71   2.7X  31.8 325 b:5.2+0 1.3 4.3                   SZCU
 SPMN eP      11:26:40.95  -1.5X  32.4 357 b:1.2+1 .65 5.0                   SPMN
 CCUT eP      11:26:41.99   2.9X  32.0 325 b:4.5+0 1.1 4.3                   CCUT
 SHPR eP      11:26:44.54   2.4X  32.3 321 b:4.4+0 1.3 4.2                   SHPR
 TCUT eP      11:26:55.59   2.3X  33.6 331 b:3.7+0 .82 4.4                   TCUT
 R11A eP      11:26:57.22   2.2X  33.8 323 b:5.4+0 1.6 4.2                   R11A
 REDW eP      11:27:07.11   0.5X  35.1 334 b:6.3+0 .85 4.5                   REDW
 SNOW eP      11:27:07.76   0.8X  35.2 334 b:8.8+0 .85 4.7                   SNOW
 LOHW eP      11:27:08.21   0.8X  35.2 335 b:4.2+0 1.0 4.3                   LOHW
 TPAW eP      11:27:08.61   0.7X  35.3 334 b:8.8+0 1.3 4.5                   TPAW
 AGMN eP      11:27:09.89  -1.1X  35.7 354 b:8.4+0 .95 4.6                   AGMN
 NV11 eP      11:27:11.02   2.3X  35.4 321 b:7.0-1 1.0 3.5                   NV11
 NV01 eP      11:27:11.45   1.9X  35.5 321                                   NV01
 KVN  eP      11:27:13.72   1.9X  35.7 322 b:5.4+0 1.0 4.3                   KVN 
 YMR  eP      11:27:17.07   1.0X  36.2 335 b:4.1+0 .96 4.3                   YMR 
 YERR eP      11:27:19.80   2.4X  36.4 321 b:7.9+0 1.2 4.4                   YERR
 PAHR eP      11:27:24.32   2.4X  36.9 322 b:5.0+0 1.1 4.2                   PAHR
 ULM  eP      11:27:25.52  -1.9X  37.6 355 b:8.5+0 1.0 4.5                   ULM 
 MCMT eP      11:27:26.06   2.1X  37.2 334                                   MCMT
 DLMT eP      11:27:27.99   1.4X  37.5 334 b:3.6+0 1.0 4.1                   DLMT
 BEKR eP      11:27:29.63   1.8X  37.6 321 b:5.2+0 1.1 4.2                   BEKR
 WVOR eP      11:27:34.82   1.7X  38.3 326 b:5.9+0 1.3 4.2                   WVOR
 J08A eP      11:27:39.02   1.3X  38.8 327 b:1.1+1 1.2 4.4                   J08A
 MOD  eP      11:27:39.13   1.0X  38.8 324 b:1.0+1 1.6 4.2                   MOD 
 F10A eP      11:27:48.52   0.6X  40.0 331                                   F10A
 H04A eP      11:28:01.43   0.0   41.7 326 b:7.1+0 1.0 4.3                   H04A
 LON  eP      11:28:11.15   0.3   42.8 328 b:3.2+0 .85 4.1                   LON 
 DLBC eP      11:29:39.57   0.4   54.3 336 b:5.8+0 1.1 4.5                   DLBC
 INK  eP      11:30:31.24  -1.3   62.0 343 b:1.4+0 .80 4.2                   INK 
 DIV  eP      11:30:31.39  -4.5X  62.5 333 b:1.3+1 .64 5.3                   DIV 
 IL1  eP      11:30:48.10  -1.1   64.5 337                                   IL1 
 TIXI eP      11:33:18.93  -1.1   91.8 348 b:7.8+0 1.4 4.9                   TIXI



 Generated 2013 APR 22 at 12:21 UTC

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