Phase Data

Explanation of Parameters


     15 MAR 2013  ( 74)

     ot  = 10:32:22.52   +/-   2.00              SAN JUAN, ARGENTINA             
     lat =     -31.250   +/-   12.9
     lon =     -68.670   +/-   16.7              MAGNITUDE 4.4 (GS)       
     dep =        94.1   +/-    3.3   

     34 km (21 miles) NNW of San Juan, San Juan, Argentina (pop 421,000)
     112 km (69 miles) S of San Jose de Jachal, San Juan, Argentina (pop 10,000)
     182 km (113 miles) N of Mendoza, Mendoza, Argentina
     1005 km (624 miles) WNW of BUENOS AIRES, D.F., Argentina

     nph =   40 of  41    se = 0.99    FE=137                            A   

     error ellipse = (257.0,  9.0, 26.1;166.0,  4.0, 19.5; 51.0, 79.0,  2.4)

 mb = 4.4 ( 12)  ML = 4.1 ( 12)  mblg = 0.0 (  0)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 GO04 ePn     10:32:57.41   0.7    2.1 300 L:7.5+0 .40 4.6                   GO04
 PEL  ePn     10:33:02.90   0.8    2.5 222 L:1.1+0 .35 4.0                   PEL 
 ROC1 ePn     10:33:03.68   0.2    2.6 229 L:2.1+0 .35 4.3                   ROC1
 LCO  ePn     10:33:07.23   1.0    2.8 321 L:1.7+0 .30 4.3                   LCO 
 GO03 ePn     10:33:21.44   1.3    3.9 339 L:6.1-1 .55 4.2                   GO03
 GO05 ePn     10:33:27.64  -2.7    4.6 215 L:2.7-1 1.0 4.0                   GO05
 GO02 ePn     10:33:51.48   0.8    6.1 352                                   GO02
 PB10 ePn     10:34:14.51   0.0    7.9 347                                   PB10
 GO06 ePn     10:34:23.96  -0.6    8.6 195                                   GO06
 LVC  ePn     10:34:23.96  -0.7    8.6 359                                   LVC 
 PB04 ePn     10:34:26.18  -3.4    9.0 351                                   PB04
 PLCA ePn     10:34:36.63  -0.9    9.6 189                                   PLCA
 PB01 ePn     10:34:43.52  -2.5   10.2 356                                   PB01
 PB11 ePn     10:34:58.87  -4.6   11.5 355                                   PB11
 CPUP ePn     10:34:59.06   1.1   11.1  67                                   CPUP
 MNMC ePn     10:35:11.01  -0.9   12.1 356                                   MNMC
 LPAZ ePn     10:35:49.19   0.3   14.9   2                                   LPAZ
 TX31 eP      10:43:16.86  -0.2   68.9 327                                   TX31
      eP      10:43:16.87  -0.1 
 WVT  eP      10:43:19.54  -0.6   69.4 344 b:8.8+0 .80 4.7                   WVT 
 PBMO eP      10:43:27.74  -0.2   70.7 342 b:8.3+0 .75 4.7                   PBMO
 CCM  eP      10:43:36.27  -0.2   72.1 341 b:9.5+0 1.0 4.6                   CCM 
 X16A eP      10:44:04.02   0.3   76.7 325 b:2.2+0 1.0 4.0                   X16A
 Q24A eP      10:44:10.02   1.0   77.7 332 b:5.2+0 .70 4.5                   Q24A
 CCUT eP      10:44:23.99   1.4   80.2 325 b:3.4+0 1.0 4.1                   CCUT
 TOA0 eP      10:44:25.22   0.2   80.6  69                                   TOA0
 YHH  eP      10:44:46.31  -0.6   84.9 331 b:3.0+0 1.1 4.2                   YHH 
 HLID eP      10:44:50.26   0.8   85.4 328 b:3.2+0 1.1 4.2                   HLID
 J08A eP      10:44:58.40   0.5   87.1 326 b:6.1+0 1.0 4.6                   J08A
 555A eS      10:50:59.75   3.3X  62.5 346                                   555A
 GAR  ePKPdf  10:51:51.24   1.0  145.8  66                                   GAR 
 NRN  ePKPdf  10:51:56.43  -0.7  149.9  61                                   NRN 
      ePKPbc  10:52:02.15   0.0 
      ePKPab  10:52:08.14   0.0 
 MK01 ePKPdf  10:51:59.83  -1.3  152.8  48                                   MK01
      ePKPbc  10:52:07.92  -0.4 
      ePKPab  10:52:20.14   0.4 
 AAK  ePKPbc  10:51:59.97   1.1  148.7  59                                   AAK 
 ZALV ePKPbc  10:52:01.45  -1.0  150.4  33                                   ZALV
 ZAA0 ePKPbc  10:52:01.86  -0.6  150.4  33                                   ZAA0
 KDJ  ePKPbc  10:52:05.67   1.8  150.7  59                                   KDJ 



 Generated 2013 MAR 15 at 11:58 UTC

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