Phase Data

Explanation of Parameters


      1 MAR 2013  ( 60)

     ot  = 16:35:25.75   +/-   1.64              NEAR S. COAST OF HONSHU, JAPAN  
     lat =      34.322   +/-    8.1
     lon =     139.991   +/-    7.1              MAGNITUDE 4.8 (GS)       
     dep =        33.2   +/-    5.8   

     129 km (80 miles) SSE of Yokohama, Honshu, Japan (pop 3,579,000)
     134 km (83 miles) SE of Numazu, Honshu, Japan (pop 208,000)
     135 km (84 miles) N of Hachijo-jima, Izu Islands, Japan (pop 8,000)
     153 km (95 miles) S of TOKYO, Japan (pop 8,489,000)

     nph =   43 of  43    se = 0.81    FE=230                            A   

     error ellipse = (199.0, 14.0, 12.8;292.0, 12.0, 10.9; 61.0, 71.0,  8.4)

 mb = 4.8 ( 24)  ML = 0.0 (  0)  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
 JHJ2 ePn     16:35:47.97   1.6    1.2 187                                   JHJ2
 MAJO ePn     16:36:08.42   2.2    2.7 327                                   MAJO
 MJB9 ePn     16:36:08.45   2.2    2.7 327                                   MJB9
 INU  ePn     16:36:08.81   2.8    2.6 294                                   INU 
 ERM  ePn     16:37:18.30  -2.3    8.1  17                                   ERM 
 YSS  ePn     16:38:20.56  -4.7   12.8   9                                   YSS 
 GUMO eP      16:40:07.06  -0.5   21.1 167 b:2.8+2 .75 5.8                   GUMO
 PETK eP      16:40:22.05  -1.4   22.6  29                                   PETK
 MA2  eP      16:40:57.65   0.1   26.2  12 b:3.3+1 .70 5.1                   MA2 
 BILL eP      16:42:30.94  -0.9   37.0  16 b:4.4+0 .90 4.3                   BILL
 ZAA0 eP      16:43:19.88  -1.3   42.9 315 b:6.3+0 .85 4.4                   ZAA0
 ZALV eP      16:43:19.98  -1.2   42.9 315                                   ZALV
 MK01 eP      16:43:34.77  -0.2   44.6 304                                   MK01
 ANM  eP      16:43:34.92   1.2   44.5  30 b:5.2+0 1.0 4.3                   ANM 
 MK31 eP      16:43:35.17   0.2   44.6 304                                   MK31
 MAKZ eP      16:43:36.82   0.1   44.8 304 b:3.7+0 .60 4.4                   MAKZ
 RDOG eP      16:43:49.88   0.9   46.4  26 b:2.5+1 1.8 4.9                   RDOG
 KURK eP      16:43:51.45   0.0   46.7 310 b:1.0+1 .95 4.8                   KURK
 MLY  eP      16:44:23.14   0.9   50.8  31 b:6.3+0 .76 4.7                   MLY 
 BRVK eP      16:44:29.29   0.4   51.6 314 b:3.8+0 .70 4.5                   BRVK
 MDM  eP      16:44:31.36   1.1   51.8  31 b:1.2+1 .76 4.9                   MDM 
 IL1  eP      16:44:34.19  -0.3   52.4  31                                   IL1 
 ILB  eP      16:44:34.40  -0.1   52.4  31                                   ILB 
 SCRK eP      16:44:43.81  -0.5   53.7  32 b:5.5+0 .68 4.7                   SCRK
 DOT  eP      16:44:44.30   0.2   53.7  32 b:4.2+0 .72 4.6                   DOT 
 MENT eP      16:44:46.17   0.4   53.9  33 b:6.3+0 .72 4.7                   MENT
 WB2  eP      16:44:47.15  -1.2   54.2 187                                   WB2 
      eP      16:44:47.91  -0.4 
 WRAB eP      16:44:47.70  -0.6   54.2 187 b:2.4+1 .75 5.3                   WRAB
 CHGR eP      16:44:59.91   0.0   55.8 297 b:1.5+1 .88 5.0                   CHGR
 EPYK eP      16:45:05.05   1.1   56.5  29 b:1.6+1 .85 5.1                   EPYK
 INK  eP      16:45:10.46   0.5   57.3  26 b:9.2+0 1.3 4.7                   INK 
 AS01 eP      16:45:14.29  -0.6   58.0 187                                   AS01
 AS31 eP      16:45:14.70  -0.2   58.0 187 b:2.2+0 .70 4.3                   AS31
 ABKAReP      16:45:20.72  -0.1   58.8 311                                   ABKA
 RES  eP      16:46:04.95  -0.2   65.5  14 b:9.8+0 1.0 4.9                   RES 
 FORT eP      16:46:07.37   0.4   65.7 191 b:7.5+1 .60 6.0                   FORT
 STKA eP      16:46:08.47   0.6   65.9 179 b:3.0+0 .85 4.4                   STKA
 YKB5 eP      16:46:12.19  -1.0   66.7  29                                   YKB5
 FIA1 eP      16:46:37.57  -0.2   70.7 332                                   FIA1
 NC204eP      16:47:10.60   0.2   76.2 337                                   NC20
 NV01 eP      16:47:19.60   0.9   77.6  52                                   NV01
 PDAR eP      16:47:33.59  -0.6   80.4  44                                   PDAR



 Generated 2013 MAR  1 at 16:53 UTC

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