Phase Data

Explanation of Parameters


      3 MAR 2013  ( 62)

     ot  = 16:15:55.88   +/-   0.73              CHIAPAS, MEXICO                 
     lat =      16.657   +/-    8.5
     lon =     -91.193   +/-    7.1              MAGNITUDE 4.4 (GS)       
     dep =        10.0  (geophysicist)

     110 km (68 miles) ENE of Comitan, Chiapas, Mexico (pop 83,000)
     143 km (89 miles) WSW of Flores, Guatemala (pop 16,000)
     236 km (147 miles) NNW of GUATEMALA, Guatemala
     897 km (557 miles) ESE of MEXICO CITY, D.F., Mexico

     nph =   23 of  28    se = 1.25    FE=062                            A   

     error ellipse = (207.8,  0.0, 11.8;117.8,  0.0,  8.5;  0.0,  0.0,  0.0)

 mb = 4.4 ( 18)  ML = 4.2 (  2)  mblg = 4.0 (  4)  md = 4.3 (  1)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 CCIG ePn     16:16:14.35  -1.5    1.0 248 d:2.4+2     4.3  L:1.1+1 .70 4.1  CCIG
                                           g:3.1+0 .90 4.3 
 MYIG ePn     16:16:59.52  -4.5X   4.5  18 g:8.5-1 1.3 4.2                   MYIG
 TEIG ePn     16:17:02.09  -2.1    4.5  37 g:3.0-1 1.0 3.9                   TEIG
 TGUH ePn     16:17:07.35   2.1    4.6 124 L:3.6-1 1.1 4.3  g:7.0-2 .80 3.3  TGUH
 LVIG ePn     16:17:18.99  -3.4X   5.8 302                                   LVIG
 MOIG ePn     16:18:25.91   6.4X  10.0 289                                   MOIG
 LNIG ePn     16:18:38.86   1.7   11.3 318                                   LNIG
 KVTX ePn     16:18:54.40   0.7   12.5 331                                   KVTX
 435B ePn     16:19:31.10   0.1   15.2 339 b:1.1+1 .45 4.5                   435B
 555A ePn     16:19:32.07  -0.9   15.4  28 b:8.0+1 1.1 4.9                   555A
 GTBY ePn     16:19:36.97   0.8   15.6  76 b:5.5+1 1.1 4.7                   GTBY
 WHTX ePn     16:19:45.20   0.3   16.3 341 b:2.2+1 .75 4.4                   WHTX
 456A ePn     16:19:45.87   0.7   16.3  29 b:2.5+2 1.5 5.1                   456A
 TX31 ePn     16:19:58.07   3.5X  17.0 320                                   TX31
 ABTX ePn     16:20:03.49   1.6   17.6 336 b:4.5+1 1.9 4.3                   ABTX
 MIAR ePn     16:20:06.54   1.0   17.9 354 b:9.2+0 1.1 3.8                   MIAR
 GOGA ePn     16:20:06.93  -0.3   18.1  21 b:3.4+1 1.6 4.2                   GOGA
 WMOK eP      16:20:20.96   0.5   19.2 341 b:2.2+1 1.9 4.1                   WMOK
 MSTX eP      16:20:30.27  -0.1   20.1 331 b:2.5+1 1.6 4.3                   MSTX
 AMTX eP      16:20:33.40  -0.1   20.4 335 b:8.1+0 .60 4.2                   AMTX
 SIUC eP      16:20:38.49  -1.6   21.0   4 b:1.9+1 .70 4.6                   SIUC
 SDV  eP      16:20:44.81  -0.2   21.5 109 b:7.7+0 .95 4.1                   SDV 
 WCI  eP      16:20:49.60   0.2   21.9  10 b:2.2+1 .75 4.7                   WCI 
 TUC  eP      16:21:07.28  -0.2   23.6 315 b:4.0+0 .85 4.0                   TUC 
 T25A eP      16:21:07.52   0.9   23.5 333 b:2.0+1 1.6 4.4                   T25A
 SDCO eP      16:21:13.53  -2.2   24.5 332 b:5.2+0 1.2 4.0                   SDCO
 PHWY eP      16:21:38.84  -3.7X  27.5 336 b:9.3+0 .75 4.6                   PHWY
 GEA0 eP      16:28:40.58  -1.5   87.1  40                                   GEA0



 Generated 2013 MAR  3 at 17:21 UTC

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