Phase Data

Explanation of Parameters


     18 FEB 2013  ( 49)

     ot  = 04:56:29.55   +/-   2.39              COLORADO                        
     lat =      38.917   +/-    7.9
     lon =    -107.428   +/-    6.3              MAGNITUDE 2.5 (GS)       
     dep =         1.0   +/-    2.0   

     15 km (9 miles) ENE of Paonia, Colorado (pop 1,400)
     60 km (37 miles) NW of Gunnison, Colorado (pop 5,400)
     61 km (38 miles) WSW of Aspen, Colorado (pop 5,900)
     230 km (143 miles) WSW of DENVER, Colorado

     nph =   14 of  38    se = 1.18    FE=479                            A   

     error ellipse = (189.0,  0.0, 12.4; 99.0,  0.0,  9.7;353.0, 89.0,  3.1)

 mb = 0.0 (  0)  ML = 2.5 ( 49)  mblg = 3.5 (  1)  md = 2.2 (  6)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 SMCO ePg     04:56:37.96  -0.1    0.4  54 d:8.7+1     2.1  L:2.7-1 .28 2.0  SMCO
 S22A ePg     04:56:53.77   0.1    1.3 158 d:6.9+1     2.1  L:3.0-2 4.0 1.7  S22A
 O20A ePn     04:56:54.47  -1.6    1.4 333 d:9.3+1     2.4  L:6.0-2 4.9 2.1  O20A
      eSn     04:57:09.42  S res =  -5.5 
 SDCO ePn     04:57:00.51  -3.1    1.9 127 L:3.0-2 4.6 2.0                   SDCO
 ISCO ePn     04:57:00.66   0.5    1.7  57 d:6.7+1     2.2  L:3.0-2 4.9 1.9  ISCO
      eSn     04:57:19.27  S res =  -3.0 
 Q24A ePn     04:57:02.79   1.1    1.8  88 L:2.0-2 1.8 1.9                   Q24A
 MVCO ePn     04:57:03.21  -0.2    1.9 207 d:7.5+1     2.4  L:4.0-2 4.4 2.1  MVCO
 P18A ePn     04:57:07.22  -1.7    2.3 289 L:6.0-2 4.2 2.5                   P18A
      eSn     04:57:38.18  S res =   0.2 
 N23A ePn     04:57:10.36   1.7    2.3  30 L:5.0-2 4.7 2.4                   N23A
 SRU  ePn     04:57:10.85   0.4    2.4 276 L:4.0-2 1.2 2.4                   SRU 
      eSn     04:57:40.88  S res =   0.1 
 P17A ePn     04:57:13.79   0.4X   2.6 283 L:3.0-2 4.8 2.3                   P17A
      eSn     04:57:45.51  S res =  -0.5X
 T25A ePn     04:57:14.91  -3.1X   3.0 126 L:3.0-2 4.5 2.5                   T25A
 TMUT ePn     04:57:16.09  -2.0X   3.0 279 L:5.0-2 .81 2.7                   TMUT
      eSn     04:57:55.81  S res =   1.4X
 RWWY ePn     04:57:16.50   1.1X   2.8   3 L:7.0-2 5.0 2.8                   RWWY
 Q16A ePn     04:57:17.94   0.6X   2.9 271 L:3.0-2 .48 2.5                   Q16A
 MPU  ePn     04:57:21.94  -2.5X   3.4 290 L:3.0-2 4.9 2.6                   MPU 
 JLU  ePn     04:57:24.71  -1.0X   3.5 300 L:2.0-2 4.9 2.5                   JLU 
 TCUT ePn     04:57:25.89  -3.1X   3.8 307 L:7.0-2 4.9 3.1                   TCUT
 K22A ePn     04:57:26.20  -3.1X   3.8  10 L:4.0-2 4.6 2.9                   K22A
      ePg     04:57:39.09   1.7X
 MTPU ePn     04:57:27.92  -2.1X   3.8 258 L:2.0-2 4.8 2.7                   MTPU
      ePg     04:57:38.57   0.4X
 MSU  ePn     04:57:28.02  -0.6X   3.7 265                                   MSU 
 TCRU ePn     04:57:30.61  -0.7X   3.9 267 L:2.0-2 4.8 2.7                   TCRU
 BW06 ePn     04:57:34.29  -0.3X   4.2 338 L:2.0-2 4.7 2.7                   BW06
 PDAR ePn     04:57:35.01   0.4X   4.2 338                                   PDAR
      ePg     04:57:45.99   2.1X
 PD31 ePn     04:57:35.27   0.7X   4.2 338                                   PD31
 LENM ePn     04:57:39.59  -3.0X   4.8 176                                   LENM
 SPUT ePn     04:57:40.06   0.6X   4.5 303 L:2.0-2 4.2 2.8                   SPUT
 KNB  ePn     04:57:42.63   1.3X   4.7 248 L:2.0-2 4.1 2.9                   KNB 
 LOHW ePn     04:57:45.47  -4.1X   5.3 334 L:3.0-2 4.6 3.3                   LOHW



 Generated 2013 FEB 18 at 05:52 UTC

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