Phase Data

Explanation of Parameters


     16 SEP 2011  (259)

     ot  = 14:51:51.49   +/-   2.04              NEW MEXICO                      
     lat =      36.895   +/-    6.8
     lon =    -104.769   +/-   10.2              MAGNITUDE 3.8 (GS)       
     dep =         5.0   +/-    2.0   

     29 km (18 miles) W of Raton, New Mexico (pop 7,200)
     39 km (24 miles) SW of Trinidad, Colorado (pop 9,000)
     81 km (50 miles) S of Walsenburg, Colorado (pop 4,100)
     171 km (106 miles) NE of SANTA FE, New Mexico

     nph =   19 of  37    se = 1.01    FE=496                            A   

     error ellipse = (102.0,  0.0, 16.0; 12.0,  0.0, 10.2;207.0, 89.0,  3.1)

 mb = 0.0 (  0)  ML = 0.0 (  0)  mblg = 3.8 ( 90)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 T25A ePg     14:51:58.68  -0.1    0.4  50                                   T25A
 SDCO ePg     14:52:08.54  -2.7    1.0 326                                   SDCO
 S22A ePn     14:52:23.55  -0.6    1.9 298 g:9.9-1 .75 4.1                   S22A
 Q24A ePn     14:52:28.15   0.7    2.1 352 g:1.1+0 1.0 4.2                   Q24A
 ANMO ePn     14:52:30.67  -0.7    2.4 216 g:7.4-1 .95 4.1                   ANMO
 KSCO ePn     14:52:37.16   1.4    2.7  38 g:1.7+0 .80 4.5                   KSCO
 SMCO ePn     14:52:38.75   0.5    2.9 323 g:2.9-1 .88 3.8                   SMCO
 LPM  ePn     14:52:39.76   0.0    3.0 211                                   LPM 
 MVCO ePn     14:52:39.97   0.0    3.0 277 g:8.9-1 .70 4.3                   MVCO
 ISCO ePn     14:52:40.66   1.0    3.0 347 g:4.8-1 .98 4.0                   ISCO
 BNM  ePn     14:52:41.69   0.0    3.1 210                                   BNM 
 LAZ  ePn     14:52:41.71  -1.2    3.2 215                                   LAZ 
 PV01 ePn     14:52:43.24  -0.3    3.3 293                                   PV01
 AMTX ePn     14:52:43.26   0.6    3.2 128 g:5.8-1 .77 4.1                   AMTX
 Y22D ePn     14:52:43.43  -0.8    3.3 213 g:1.0+0 .98 4.4                   Y22D
 PV05 ePn     14:52:47.70  -1.0    3.6 290                                   PV05
 PV10 ePn     14:52:50.35   0.8    3.7 295                                   PV10
 PV09 ePn     14:52:52.75   1.6    3.8 296                                   PV09
 N23A ePn     14:52:57.54   2.5    4.1 347 g:2.7-1 .75 3.9                   N23A
 O20A ePn     14:52:57.90   1.1X   4.2 321 g:7.0-2 .85 3.3                   O20A
 CBKS ePn     14:52:59.40   0.2X   4.4  63 g:5.3-1 .75 4.2                   CBKS
 PHWY ePn     14:53:00.90   1.2X   4.4 353 g:2.1-1 .80 3.8                   PHWY
 OGNE ePn     14:53:02.45   1.1X   4.6  27 g:8.2-1 .95 4.4                   OGNE
 X18A ePn     14:53:05.05   0.0X   4.8 242 g:2.2-1 .88 3.9                   X18A
 SRU  ePn     14:53:08.36   0.2X   5.1 298 g:3.5-1 .93 4.1                   SRU 
 RWWY ePn     14:53:11.06   1.6X   5.2 339 g:2.2-1 1.2 3.9                   RWWY
 WMOK ePn     14:53:11.89   0.3X   5.3 112 g:4.1-1 1.0 4.2                   WMOK
 MNTX ePn     14:53:13.01   2.9X   5.2 186 g:4.2-1 .98 4.2                   MNTX
 WUAZ ePn     14:53:14.15  -0.3X   5.5 258 g:1.8-1 .70 3.9                   WUAZ
 TMUT ePn     14:53:16.10   0.2X   5.6 297 g:2.8-1 .87 4.1                   TMUT
 X16A ePn     14:53:20.52  -0.1X   6.0 248 g:1.4-1 .93 3.8                   X16A
 ABTX ePn     14:53:20.98   0.1X   6.0 134 g:4.1-1 1.0 4.3                   ABTX
 U15A ePn     14:53:22.37   0.3X   6.1 268 g:2.2-1 .95 4.0                   U15A
 MSU  ePn     14:53:24.07   1.7X   6.1 288                                   MSU 
 319A ePn     14:53:28.97  -1.1X   6.7 216 g:1.6-1 .88 3.9                   319A
 BGNE ePn     14:53:31.61  -0.8X   6.8  47 g:4.9-1 .88 4.4                   BGNE
 TPAW ePn     14:53:51.70   1.6X   8.1 326 g:5.0-2 1.0 3.5                   TPAW



 Generated 2011 SEP 16 at 15:03 UTC

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