Phase Data

Explanation of Parameters


     11 APR 2013  (101)

     ot  = 23:57:56.24   +/-   1.62              OFFSHORE GUATEMALA              
     lat =      13.996   +/-    5.9
     lon =     -91.940   +/-   15.4              MAGNITUDE 4.3 (GS)       
     dep =        35.7   +/-    3.2   

     103 km (64 miles) SSW of Quetzaltenango, Guatemala (pop 106,000)
     107 km (66 miles) SSE of Tapachula, Chiapas, Mexico (pop 189,000)
     167 km (104 miles) WSW of GUATEMALA, Guatemala
     976 km (606 miles) SE of MEXICO CITY, D.F., Mexico

     nph =   41 of  65    se = 0.80    FE=071                            A   

     error ellipse = (254.0,  0.0, 24.5;164.0,  0.0,  6.3; 68.0, 89.0,  4.9)

 mb = 4.3 ( 47)  ML = 4.3 (  6)  mblg = 3.7 (  5)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 CCIG ePn     23:58:33.32   1.7    2.3 355 L:3.1+0 .70 4.2  g:5.2-1 .80 3.9  CCIG
 CSGN ePn     23:59:00.33  -0.1    4.4 103 L:2.4+0 .70 4.9  g:1.9-1 .90 3.8  CSGN
 TGUH ePn     23:59:02.47   0.0    4.5  89 L:2.5-1 1.1 4.0  g:1.0-1 .95 3.5  TGUH
 MYIG ePn     23:59:39.50   0.0    7.2  17                                   MYIG
 ESPN ePn     23:59:45.14  -0.2    7.7 103                                   ESPN
 JTS  ePn     23:59:47.85   1.0    7.8 118 g:8.0-2 .90 3.7                   JTS 
 KVTX ePn     00:01:20.44   0.4   14.6 339                                   KVTX
 WHTX eP      00:02:11.51   0.9   18.6 345 b:6.9+0 .85 3.9                   WHTX
 TX31 eP      00:02:12.65   0.4   18.8 326                                   TX31
      eP      00:02:13.02   0.9 
 LRAL eP      00:02:21.71   1.6   19.5  13 b:1.2+1 1.0 4.1                   LRAL
 ABTX eP      00:02:24.04   0.0   19.8 341 b:6.9+0 .70 4.1                   ABTX
 GOGA eP      00:02:34.40  -0.1   20.8  20 b:1.3+1 1.2 4.2                   GOGA
 X48A eP      00:02:36.65   1.7   20.8  11 b:1.3+1 .95 4.3                   X48A
 CLNB eP      00:02:39.86   0.8   21.2 331                                   CLNB
 GDL2 eP      00:02:41.44   0.5   21.4 330                                   GDL2
 WMOK eP      00:02:41.54  -1.1   21.6 345 b:5.5+0 .90 4.0                   WMOK
 MNTX eP      00:02:41.59  -0.5   21.5 327 b:9.1+0 .90 4.2                   MNTX
 SDV  eP      00:02:42.17  -0.1   21.5 101 b:4.9+0 .90 3.9                   SDV 
 SWET eP      00:02:45.67   0.3   21.8  13 b:8.7+0 .74 4.3                   SWET
 MSTX eP      00:02:48.50  -0.9X  22.2 336 b:1.1+1 1.0 4.2                   MSTX
 WVT  eP      00:02:49.89  -1.1   22.3   9 b:2.6+1 1.7 4.4                   WVT 
 CPCT eP      00:02:52.51   1.1   22.4  16 b:3.6+1 1.7 4.5                   CPCT
 AMTX eP      00:02:52.57  -1.1X  22.6 339 b:1.4+1 .65 4.6                   AMTX
 T47A eP      00:02:58.92  -2.2X  23.3  10 b:1.5+1 1.1 4.4                   T47A
 SIUC eP      00:03:03.52  -1.7X  23.7   5 b:2.4+1 .95 4.7                   SIUC
 319A eP      00:03:03.69   0.4   23.5 320 b:7.2+0 .80 4.2                   319A
 BNM  eP      00:03:08.34  -0.3   24.1 329                                   BNM 
 LENM eP      00:03:11.37   1.1X  24.3 329                                   LENM
 WCI  eP      00:03:12.17  -1.4   24.6  11 b:2.8+1 1.3 4.7                   WCI 
 LAZ  eP      00:03:12.58   1.5   24.3 329                                   LAZ 
 ANMO eP      00:03:13.79   0.1   24.6 330 b:4.4+0 .65 4.2                   ANMO
 T25A eP      00:03:23.22   0.8X  25.6 337 b:5.8+0 .75 4.3                   T25A
 X16A eP      00:03:33.79  -0.6   26.9 323 b:2.4+0 .80 3.9                   X16A
 MVCO eP      00:03:39.47   0.4X  27.4 330 b:7.0+0 .95 4.3                   MVCO
 U15A eP      00:03:52.12   0.6X  28.8 324 b:1.3+1 1.8 4.3                   U15A
 MTPU eP      00:04:01.45   0.0   29.9 327 b:3.3+0 1.0 4.0                   MTPU
 CCUT eP      00:04:03.44  -0.4   30.2 325 b:4.7+0 1.0 4.2                   CCUT
 MSU  eP      00:04:04.86   0.5   30.3 328                                   MSU 
 P17A eP      00:04:04.88   0.5X  30.3 330 b:2.2+1 1.6 4.7                   P17A
 MPU  eP      00:04:11.46  -0.5   31.1 330 b:3.1+0 .64 4.3                   MPU 
 PSUT eP      00:04:13.25   0.8X  31.2 326 b:3.2+0 .96 4.1                   PSUT
 REDW eP      00:04:32.26   0.0X  33.5 335 b:1.3+1 1.1 4.7                   REDW
 SNOW eP      00:04:32.32  -0.4   33.5 335 b:3.0+1 1.5 5.0                   SNOW
 LOHW eP      00:04:32.94  -0.3X  33.6 335 b:1.7+1 1.8 4.7                   LOHW
 ELK  eP      00:04:33.42   0.6X  33.5 327 b:1.8+0 .90 4.0                   ELK 
 TPAW eP      00:04:33.59   0.0X  33.6 335 b:4.1+0 .95 4.3                   TPAW
 NV01 eP      00:04:34.80   0.4X  33.7 321                                   NV01
 GCMT eP      00:04:46.85   1.0   35.0 338                                   GCMT
 HLID eP      00:04:47.45   0.2X  35.2 331 b:4.0+0 1.0 4.3                   HLID
 MCMT eP      00:04:50.74   0.9X  35.5 334                                   MCMT
 J08A eP      00:05:03.35   0.2X  37.1 327 b:8.3+0 .65 4.8                   J08A
 F10A eP      00:05:13.15  -0.7X  38.3 331 b:7.6+0 .85 4.6                   F10A
 LON  eP      00:05:37.81   0.9   41.1 329 b:4.1+0 .85 4.2                   LON 
 JCT  eSn     00:05:43.70  21.7X  17.9 338                                   JCT 
 YKB5 eP      00:06:52.39  -2.2   51.0 347                                   YKB5
      ePcP    00:08:09.00  -1.2 
 YKW3 eP      00:06:52.69  -2.4   51.1 347 b:4.4+0 1.2 4.3                   YKW3
 INK  eP      00:08:00.92  -1.1   60.5 344 b:4.7+0 .90 4.6                   INK 
 IL1  eP      00:08:16.69  -1.7X  62.9 337                                   IL1 
 ILB  eP      00:08:17.60  -0.8X  62.9 337 b:1.0+1 1.4 4.7                   ILB 
 COLD eP      00:08:33.48   0.1   65.2 339 b:2.9+0 1.0 4.3                   COLD
 TOLK eP      00:08:35.20  -0.7   65.5 340 b:4.1+0 .85 4.5                   TOLK
 PHWY eS      00:08:52.96   0.8X  29.6 339                                   PHWY
 LRM  eS      00:10:45.13  -1.1X  37.0 337                                   LRM 



 Generated 2013 APR 12 at 00:15 UTC

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