Phase Data

Explanation of Parameters


      2 FEB 2013  ( 33)

     ot  = 03:44:34.29   +/-   2.31              OKLAHOMA                        
     lat =      34.990   +/-    7.7
     lon =     -97.466   +/-    1.5              MAGNITUDE 2.8 (GS)       
     dep =        13.8   +/-    8.4   

     26 km (16 miles) S of Norman, Oklahoma (pop 95,000)
     43 km (27 miles) E of Chickasha, Oklahoma (pop 14,000)
     53 km (33 miles) S of OKLAHOMA CITY, Oklahoma (pop 506,000)
     252 km (157 miles) NNW of Dallas, Texas

     nph =   28 of  41    se = 1.14    FE=499                            A   

     error ellipse = ( 48.0, 84.0, 12.8;185.0,  4.0, 11.9;275.0,  3.0,  1.8)

 mb = 0.0 (  0)  ML = 0.0 (  0)  mblg = 2.8 ( 27)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 WMOK ePg     03:44:52.88  -2.4    1.1 257                                   WMOK
      eSn     03:45:08.33  S res =  -2.3 
 TUL1 ePn     03:45:02.96   0.1    1.6  56 g:6.0-2 .85 2.9                   TUL1
      eSn     03:45:26.74  S res =   2.9 
 U32A ePn     03:45:07.50   1.6    1.9 318 g:7.0-2 .73 2.9                   U32A
      eSn     03:45:32.75  S res =   3.4 
 W39A ePn     03:45:20.68  -1.1    3.0  85 g:2.0-2 .80 2.6                   W39A
      eSg     03:46:04.20  S res =  -0.6 
 ABTX ePn     03:45:22.15   1.0    3.0 218 g:2.0-2 .77 2.7                   ABTX
      eSn     03:45:57.23  S res =   0.5 
 HHAR ePn     03:45:23.52   0.0    3.1  65                                   HHAR
      eSn     03:46:01.07  S res =   0.1 
 MIAR ePn     03:45:24.65   0.0    3.2  97 g:4.0-2 .93 3.0                   MIAR
      eSn     03:46:08.86  S res =   5.9 
 AMTX ePn     03:45:26.70  -1.2    3.5 269 g:2.0-2 .80 2.6                   AMTX
      eSn     03:46:12.26  S res =   3.4 
 X40A ePn     03:45:33.51   0.4    3.8  96 g:2.0-2 .70 2.8                   X40A
      eSn     03:46:17.18  S res =  -1.0 
 UALR ePn     03:45:37.99  -0.2    4.2  92 g:4.0-2 .88 3.1                   UALR
 Z41A ePn     03:45:38.20  -0.2    4.2 113 g:3.0-2 .98 3.0                   Z41A
 WHAR ePn     03:45:38.21  -0.5    4.3  85 g:2.0-2 .77 2.8                   WHAR
      eSn     03:46:27.54  S res =  -0.6 
 W41B ePn     03:45:39.33   0.2    4.3  86                                   W41B
 CBKS ePn     03:45:39.33   0.9    4.2 335 g:1.0-2 .82 2.6                   CBKS
      eSn     03:46:27.31  S res =  -0.3 
 MSTX ePn     03:45:41.10  -1.1    4.5 258 g:1.0-2 .90 2.5                   MSTX
 435B ePg     03:45:47.25  -0.7    4.2 181 g:4.0-2 .70 3.1                   435B
      eSg     03:46:41.65  S res =   3.1X
 JCT  ePg     03:46:03.16   3.0    4.9 204 g:3.0-2 .80 3.0                   JCT 
 KSCO ePg     03:46:19.97   5.4X   5.8 316 g:1.0-2 .73 2.8                   KSCO
      eLg     03:47:38.87  -3.7X
 BGNE ePg     03:46:32.65   6.7X   6.4 355 g:2.0-2 .73 3.0                   BGNE
 GDL2 ePg     03:46:34.86   9.4X   6.4 246                                   GDL2
 T42A eSn     03:47:00.77   0.6X   5.6  67 g:1.0-2 .95 2.7                   T42A
      eSg     03:47:27.35  S res =   9.9X
 X16A ePn     03:47:21.42   2.9X  11.5 271                                   X16A
 CCM  eSg     03:47:36.61  10.0X   5.9  57 g:1.0-2 .77 2.8                   CCM 
 T25A eLR     03:47:45.05          6.0 293                                   T25A
 ANMO eSg     03:48:24.88  14.6X   7.4 272                                   ANMO
 RWWY eSn     03:48:55.42   1.6X  10.2 314                                   RWWY
 YBH  eS      03:53:12.87   4.5X  20.9 296                                   YBH 



 Generated 2013 FEB  2 at 04:03 UTC

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