Phase Data

Explanation of Parameters


     17 FEB 2013  ( 48)

     ot  = 01:32:08.67   +/-   2.46              TAIWAN                          
     lat =      24.291   +/-    3.6
     lon =     121.428   +/-    9.2              MAGNITUDE 4.7 (GS)       
     dep =         8.8   +/-    2.9   

     39 km (24 miles) NNW of Hualien, Taiwan (pop 109,000)
     56 km (35 miles) SW of Su'ao, Taiwan (pop 44,000)
     73 km (46 miles) SE of Xinzhushi (Hsin-chu), Taiwan (pop 386,000)
     83 km (52 miles) S of TAIPEI, Taiwan (pop 2,622,000)

     nph =   30 of  30    se = 1.21    FE=244                            A   

     error ellipse = (282.0,  0.0, 14.5; 13.0, 23.0,  4.8;191.0, 66.0,  4.3)

 mb = 4.7 ( 13)  ML = 0.0 (  0)  mblg = 3.9 (  9)  md = 4.1 (  8)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 NACB ePg     01:32:12.11  -0.5    0.2 127 d:2.5+2     4.0                   NACB
 YHNB ePg     01:32:14.56  -1.6    0.4 353 d:2.3+2     4.0                   YHNB
 SSLB ePg     01:32:20.07  -1.4    0.7 221 d:2.5+2     4.2                   SSLB
 TATO ePg     01:32:21.14  -0.7    0.7   5 d:1.4+2     3.7  g:3.2+0 .80 4.2  TATO
 YULB ePg     01:32:25.21  -0.8    0.9 188 d:2.4+2     4.2  g:4.1-1 .85 3.4  YULB
 TPUB ePn     01:32:32.06   0.0    1.2 217 d:2.4+2     4.4  g:7.5-1 1.0 3.8  TPUB
 TWG  ePn     01:32:34.21  -1.6    1.5 192 d:1.8+2     4.2  g:1.9+0 .95 4.3  TWG 
 YOJ  ePn     01:32:34.69  -0.5    1.4  83 d:1.2+2     3.9  g:3.9-1 .90 3.6  YOJ 
 SSE  ePn     01:33:46.35  -2.0    6.8 358 g:1.9-1 1.1 4.0                   SSE 
 JOW  ePn     01:33:51.04   4.0    6.7  66                                   JOW 
 JNU  ePn     01:34:58.78  -2.4   12.1  41                                   JNU 
 KS01 eP      01:35:38.84   0.7   14.3  21                                   KS01
 KS15 eP      01:35:39.37   1.0   14.3  21                                   KS15
 SBUM eP      01:37:19.41   0.5   23.5 204 b:1.5+1 1.1 4.5                   SBUM
 ULN  eP      01:37:43.38   0.0   26.1 338 b:1.4+1 .90 4.7                   ULN 
 SONA1eP      01:37:45.79   0.5   26.4 337                                   SONA
 COEN eP      01:40:13.62   0.6   43.5 149 b:8.9+0 .90 4.6                   COEN
 WB2  eP      01:40:27.95  -2.5   45.7 163                                   WB2 
 AS01 eP      01:40:56.19  -1.2   49.2 165                                   AS01
 RND  eP      01:43:10.16  -0.7   68.5  29 b:1.0+1 .84 5.0                   RND 
 MDM  eP      01:43:10.48  -0.1   68.4  27 b:6.6+0 .96 4.8                   MDM 
 MENT eP      01:43:25.60   0.1   70.8  29 b:1.0+1 1.0 4.9                   MENT
 SCRK eP      01:43:26.12   2.9   70.4  28 b:1.2+1 1.6 4.8                   SCRK
 EGAK eP      01:43:30.70   1.8   71.4  27 b:8.2+0 1.2 4.7                   EGAK
 DAWY eP      01:43:35.29   0.6   72.3  27 b:7.7+0 1.1 4.7                   DAWY
 VTS  eP      01:44:17.94   1.1   79.6 312 b:1.3+1 1.0 4.9                   VTS 
 YKB5 eP      01:44:32.44  -0.5   82.8  23                                   YKB5
 GEA0 eP      01:44:34.22   0.2   82.9 321                                   GEA0
 GEC2 eP      01:44:35.41   1.4   82.9 321 b:2.3+1 1.3 5.2                   GEC2
 B08A eP      01:45:07.17   0.4   89.6  36 b:6.1+0 1.0 4.8                   B08A



 Generated 2013 FEB 17 at 02:40 UTC

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