Phase Data

Explanation of Parameters


      4 DEC 2012  (339)

     ot  = 15:15:26.55   +/-   1.00              COLORADO                        
     lat =      37.027   +/-    1.8
     lon =    -104.918   +/-    1.5              MAGNITUDE 3.9 (GS)       
     dep =         5.7   +/-    8.5   

     40 km (25 miles) WSW of Trinidad, Colorado (pop 9,000)
     45 km (28 miles) WNW of Raton, New Mexico (pop 7,200)
     67 km (42 miles) S of Walsenburg, Colorado (pop 4,100)
     301 km (187 miles) S of DENVER, Colorado

     nph =   89 of  94    se = 0.66    FE=479                            A   

     error ellipse = ( 65.0, 86.9, 13.0;203.5,  2.3,  2.8;293.6,  2.1,  2.0)

 mb = 0.0 (  0)  ML = 4.1 ( 34)  mblg = 3.4 ( 56)  md = 3.6 (  4)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 T25A ePg     15:15:34.70   0.0    0.4  75 d:5.0+2     3.9  L:1.8+1 .50 3.7  T25A
      eSg     15:15:41.26  S res =   1.0X
 SDCO ePg     15:15:40.44  -2.6X   0.8 327 d:5.0+2     3.9  L:1.9+0 .55 3.2  SDCO
      ePn     15:15:51.27   5.8X           g:1.2-1 .70 2.9 
 S22A ePn     15:15:55.59  -1.3    1.7 296 d:2.0+2     2.8  L:2.3+0 .68 3.8  S22A
                                           g:2.3-1 .95 3.3 
 Q24A ePn     15:16:00.70   0.3    1.9 355 d:3.2+2     3.3  L:1.2+0 .25 3.7  Q24A
      eSn     15:16:25.28  S res =  -0.1X  g:1.0-1 .73 3.1 
 ANMO ePn     15:16:07.01   0.1    2.4 212 L:3.1-1 .51 3.3  g:1.2-1 .77 3.3  ANMO
 SMCO ePn     15:16:11.49   0.7    2.7 324 L:1.2+0 .73 4.1                   SMCO
 ISCO ePn     15:16:12.07  -0.4    2.8 349 L:1.2-1 1.0 3.2                   ISCO
 KSCO ePn     15:16:12.44   2.0X   2.7  42 L:8.4+0 .65 4.9  g:1.7-1 .75 3.5  KSCO
 MVCO ePn     15:16:13.09   0.1    2.9 275 L:1.4+0 .77 4.2                   MVCO
 LPM  ePn     15:16:15.46  -0.1    3.0 208                                   LPM 
 PV01 ePn     15:16:16.33   0.0    3.1 292                                   PV01
 LAZ  ePn     15:16:16.84  -0.5    3.2 215                                   LAZ 
 BNM  ePn     15:16:17.67   0.1    3.2 206                                   BNM 
 PV02 ePn     15:16:18.71   0.3    3.3 292 L:6.1-1 1.2 4.1  g:1.6-1 .83 3.5  PV02
 LENM ePn     15:16:18.74  -0.4    3.3 211                                   LENM
 PV13 ePn     15:16:19.18   0.2    3.3 291 L:7.2-1 .93 4.2  g:3.6-1 1.0 3.7  PV13
 PV03 ePn     15:16:19.84   0.1    3.3 293                                   PV03
 PV12 ePn     15:16:19.91   0.3    3.3 294 L:1.7+0 1.3 4.6  g:3.3-1 .86 3.8  PV12
 PV11 ePn     15:16:20.50   0.3    3.4 293 L:1.6+0 .92 4.5                   PV11
 PV18 ePn     15:16:20.50   0.2    3.4 292 L:4.0-1 1.2 3.9  g:1.5-1 .92 3.4  PV18
 PV22 ePn     15:16:20.89   0.3    3.4 297 L:5.5-1 1.0 4.1  g:2.0-1 .71 3.7  PV22
 PV17 ePn     15:16:21.02   0.0    3.4 293 L:4.1-1 1.3 4.0  g:1.6-1 .86 3.5  PV17
 AMTX ePn     15:16:21.04   1.0    3.4 128 L:1.2+0 .98 4.4  g:1.9-1 .77 3.6  AMTX
 PV05 ePn     15:16:21.07  -0.5    3.5 289                                   PV05
 PV16 ePn     15:16:21.19   0.5    3.4 293 L:8.2-1 1.0 4.3                   PV16
 PV20 ePn     15:16:21.92   0.6    3.5 293 L:3.6-1 1.4 3.9  g:1.7-1 .96 3.5  PV20
 PV19 ePn     15:16:21.92   0.6    3.5 293 L:8.1-1 .86 4.3                   PV19
 PV14 ePn     15:16:22.28   0.2    3.5 294 L:7.0-1 .87 4.3  g:8.0-2 1.0 3.1  PV14
 PV10 ePn     15:16:22.34   0.1    3.5 294                                   PV10
 MSTX ePn     15:16:22.63   0.7    3.5 150 L:1.4+0 .52 4.6  g:2.0-1 1.0 3.5  MSTX
 PV23 ePn     15:16:22.86   0.5    3.5 295 L:1.1+0 .87 4.4  g:2.0-1 .86 3.6  PV23
 PV21 ePn     15:16:23.04   0.4    3.6 297 L:5.6-1 .84 4.2  g:1.3-1 .78 3.5  PV21
 PV09 ePn     15:16:24.79   0.9    3.6 295                                   PV09
 N23A ePn     15:16:28.95   1.0    3.9 349 L:3.0-1 .70 4.0  g:7.0-2 .77 3.2  N23A
 O20A ePn     15:16:30.34   1.0    4.0 321 L:2.6-1 .90 4.0  g:5.0-2 .98 3.0  O20A
 CPRX ePn     15:16:30.95   1.3    4.1 168                                   CPRX
 W18A ePn     15:16:33.93   0.6    4.3 245 L:3.7-1 1.6 4.2  g:1.1-1 .95 3.4  W18A
 CBKS ePn     15:16:35.25   0.3    4.5  65 L:2.7+0 .77 5.1X g:3.0-1 .73 4.0  CBKS
 OGNE ePn     15:16:36.84   1.3    4.5  29 L:9.3-1 .40 4.7  g:1.8-1 .90 3.7  OGNE
 X18A ePn     15:16:39.69   0.2    4.8 240 L:2.7-1 .90 4.2  g:9.0-2 1.0 3.4  X18A
 U32A ePn     15:16:39.97   0.5    4.8  96 L:8.2-1 .88 4.7  g:2.6-1 1.1 3.8  U32A
 P18A ePn     15:16:41.15  -0.3    4.9 303 L:1.2-1 .73 3.9  g:7.0-2 1.0 3.3  P18A
 RWWY ePn     15:16:42.96   0.8    5.0 340 L:1.5-1 .93 4.0  g:3.0-2 .85 3.0  RWWY
 P17A ePn     15:16:45.24   0.3    5.2 300 L:1.8-1 .74 4.1  g:6.0-2 1.1 3.2  P17A
 MNTX ePn     15:16:46.65  -0.1    5.3 184 d:4.4+2     3.8X L:9.0-2 1.0 3.9  MNTX
                                           g:4.0-2 .75 3.2 
 TMUT ePn     15:16:48.02  -0.6    5.4 297 L:3.5-1 .79 4.5X                  TMUT
 WUAZ ePn     15:16:48.30   0.1    5.4 256 L:3.4-1 .90 4.5X g:9.0-2 .88 3.5  WUAZ
 WMOK ePn     15:16:49.07   0.3    5.5 113 d:3.3+2     3.4X L:2.3-1 .95 4.3X WMOK
                                           g:6.0-2 .80 3.4 
 MTPU ePn     15:16:54.52   0.1    5.9 282                                   MTPU
 PKCU ePn     15:16:54.87  -0.2    5.9 276 L:3.5-1 .99 4.6X g:1.0-1 .80 3.7  PKCU
 X16A ePn     15:16:55.00   0.1    5.9 246 L:1.4-1 .88 4.2X g:4.0-2 .85 3.3  X16A
 U15A ePn     15:16:55.59   0.1    5.9 266 L:2.2-1 .82 4.4X g:5.0-2 .80 3.4  U15A
 MSU  ePn     15:16:55.62   0.3    5.9 287                                   MSU 
 MPU  ePn     15:16:57.17   0.4    6.0 302 L:3.0-2 2.2 3.5X g:2.0-2 1.0 2.9  MPU 
 ABTX ePn     15:16:58.21  -0.1    6.2 134 L:5.3-1 .10 4.8X g:1.0-1 1.0 3.6  ABTX
 JLU  ePn     15:16:59.08  -0.2    6.2 307 L:6.0-2 .76 3.9X g:2.0-2 .81 3.0  JLU 
 KNB  ePn     15:17:00.75   0.2    6.3 272 L:2.1-1 1.0 4.4X g:8.0-2 .87 3.6  KNB 
 TCUT ePn     15:17:01.82  -1.1    6.5 311 L:1.7-1 .80 4.3X g:4.0-2 .90 3.3  TCUT
 LCMT ePn     15:17:04.98  -0.2    6.7 272 L:1.1-1 1.1 4.2X g:3.0-2 .79 3.3  LCMT
 PD31 ePn     15:17:05.28  -1.2    6.8 330                                   PD31
 319A ePn     15:17:05.41  -0.2    6.7 214 L:9.0-2 1.0 4.1X                  319A
 PDAR ePn     15:17:05.80  -0.6    6.8 330                                   PDAR
 TUC  ePn     15:17:05.83  -0.4    6.7 228 d:1.4+2     2.4X L:3.0-2 1.3 3.6X TUC 
                                           g:1.0-2 1.0 2.7 
 CCUT ePn     15:17:05.85  -0.6    6.8 277 L:5.0-2 1.5 3.9X g:2.0-2 1.0 3.0  CCUT
 BW06 ePn     15:17:06.32  -0.1    6.8 330 d:2.4+2     3.0X L:3.0-2 1.1 3.6X BW06
                                           g:1.0-2 1.0 2.7 
 DUG  ePn     15:17:07.60  -1.4    6.9 300 d:6.2+1     1.4X L:3.0-2 4.6 3.7X DUG 
                                           g:1.1-2 .85 2.8 
 HWUT ePn     15:17:07.81  -0.5    6.9 314                                   HWUT
 KSU1 ePn     15:17:07.84  -0.1    6.9  70 d:6.2+1     1.4X L:5.3-1 .63 4.9X KSU1
                                           g:1.3-1 .98 3.8 
 BGNE ePn     15:17:07.88   0.5    6.8  48 L:8.5-1 .57 5.1X g:1.9-1 .75 4.1  BGNE
 RSSD ePn     15:17:10.89  -0.6    7.1   5 L:1.3-1 .70 4.3X                  RSSD
 PSUT ePn     15:17:13.28   0.2    7.2 285 L:2.0-2 1.9 3.6X g:1.0-2 .79 2.8  PSUT
 SPUT ePn     15:17:13.97   0.8    7.2 309 L:3.0-2 2.8 3.7X g:1.0-2 1.0 2.7  SPUT
 TUL1 ePn     15:17:14.60  -1.0    7.4  96 L:2.9-1 .80 4.8X g:1.4-1 1.0 3.9  TUL1
 W13A ePn     15:17:15.26  -1.6    7.5 258 L:2.0-2 3.9 3.6X g:2.0-2 1.3 2.9  W13A
 BGU  ePn     15:17:15.61   0.0    7.4 304 L:3.0-2 4.0 3.8X                  BGU 
 HVU  ePn     15:17:19.83   0.3    7.7 310 L:3.0-2 3.7 3.8X                  HVU 
 TX31 ePn     15:17:20.53   0.6    7.7 172                                   TX31
 JCT  qPn     15:17:21.05   0.4    7.8 145 d:4.2+1     0.9X L:4.6-2 .70 4.0X JCT 
                                           g:2.8-2 .70 3.4  b:2.8+1 .70 5.6X
 REDW ePn     15:17:22.05   1.4    7.8 326 L:6.0-2 1.5 4.1X                  REDW
 WHTX ePn     15:17:22.97   0.3    7.9 127 L:2.6-1 .73 4.8X g:6.0-2 1.1 3.5  WHTX
 X37A ePn     15:17:24.15  -1.0    8.1 105 L:3.8-1 1.5 5.0X g:1.0-1 .90 3.9  X37A
 FXWY ePn     15:17:25.06   0.3    8.1 327 L:2.0-2 4.6 3.7X                  FXWY
 R11A ePn     15:17:30.33  -0.9    8.6 282 L:2.0-2 2.4 3.8X                  R11A
 HHAR ePn     15:17:34.36  -0.8    8.8  92 L:1.5-1 .88 4.7X g:1.0-1 1.0 3.9  HHAR
 ECSD ePn     15:17:38.88  -1.2    9.2  41 g:4.0-2 .90 3.5                   ECSD
 W39A ePn     15:17:39.41  -0.3    9.2  98 g:9.0-2 .93 3.9                   W39A
 MIAR ePn     15:17:43.64  -0.9    9.5 102 g:8.0-2 1.0 3.8                   MIAR
 HLID ePn     15:17:45.88  -1.7    9.8 315                                   HLID
 BOZ  ePn     15:17:50.47  -0.1   10.0 332                                   BOZ 
 W41B ePn     15:17:56.08  -0.4   10.4  97                                   W41B
 BAR  ePn     15:17:58.18  -0.7   10.6 249                                   BAR 



 Generated 2012 DEC  4 at 15:57 UTC

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