Contributed Data Report
      

      Data Report
      

      Focal mechanisms / 200204
      Contributed by NIED
      

      


Earthquake Information 2002/04/30,17:43(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/30,17:4323.5 N122.1 E60 kmMj 3.5TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      306 ; 3989 ; 31121 ; 32.55e+14 Nm44 kmMw 3.6 80.16
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/30,15:56(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/30,15:5632.0 N132.1 E20 kmMj 3.6HYUGANADA_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      50 ; 17681 ; 15102 ; 373.94e+14 Nm26 kmMw 3.7 62.93
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/30,14:17(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/30,14:1732.1 N140.7 E30 kmMj 3.7E_OFF_HACHIJOJIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      341 ; 13354 ; 39-73 ; -1135.86e+15 Nm59 kmMw 4.5 67.24
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/30,12:42(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/30,12:4235.6 N139.5 E30 kmMj 3.5KANAGAWA_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      55 ; 17776 ; 25111 ; 343.20e+14 Nm32 kmMw 3.6 61.69
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/29,14:47(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/29,14:4735.7 N140.7 E50 kmMj 4.0NEAR_CHOSHI_CITY
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      359 ; 16674 ; 1693 ; 781.66e+15 Nm56 kmMw 4.1 94.48
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/29,13:11(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/29,13:1132.2 N140.7 E20 kmMj 3.9E_OFF_HACHIJOJIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      346 ; 15767 ; 23-86 ; -991.45e+15 Nm50 kmMw 4.1 86.46
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/29,02:02(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/29,02:0224.7 N121.9 E50 kmMj 4.1TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      117 ; 20983 ; 80-10 ; -1731.59e+15 Nm29 kmMw 4.1 92.58
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/28,14:57(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/28,14:5724.2 N122.8 E20 kmMj 4.0NW_OFF_ISHIGAKIJIMA_IS
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      195 ; 34747 ; 46-70 ; -1115.75e+14 Nm8 kmMw 3.8 80.96
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/28,13:23(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/28,13:2324.1 N122.8 E20 kmMj 5.6NW_OFF_ISHIGAKIJIMA_IS
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      169 ; 147 ; 43-98 ; -813.78e+16 Nm5 kmMw 5.0 85.57
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/28,10:40(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/28,10:4024.1 N125.2 E10 kmMj 3.7NEAR_MIYAKOJIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      47 ; 31285 ; 4842 ; 1741.78e+14 Nm23 kmMw 3.5 63.36
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/28,08:00(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/28,08:0024.7 N121.9 E50 kmMj 3.6TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      110 ; 24675 ; 20-76 ; -1326.98e+14 Nm20 kmMw 3.9 84.24
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/28,01:34(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/28,01:3434.7 N136.0 E50 kmMj 4.3NORTHERN_NARA_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      236 ; 32788 ; 57147 ; 33.40e+15 Nm59 kmMw 4.3 95.83
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/27,22:45(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/27,22:4528.8 N129.4 EshallowMj 3.9NEAR_AMAMI-OSHIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      307 ; 14161 ; 30-97 ; -788.57e+14 Nm8 kmMw 3.9 87.12
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/27,10:43(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/27,10:4323.9 N122.5 E20 kmMj 3.9NW_OFF_ISHIGAKIJIMA_IS
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      55 ; 18265 ; 38-61 ; -1379.73e+14 Nm41 kmMw 4.0 77.82
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/26,04:49(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/26,04:4927.9 N130.2 E60 kmMj 3.5NEAR_AMAMI-OSHIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      251 ; 34587 ; 37-53 ; -1754.68e+14 Nm29 kmMw 3.7 81.49
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/25,22:18(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/25,22:1834.0 N134.8 E50 kmMj 3.9N_PART_OF_KII_CHANNEL
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      47 ; 13983 ; 76-14 ; -1723.37e+14 Nm38 kmMw 3.7 88.86
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/24,07:01(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/24,07:0142.5 N145.5 E50 kmMj 4.5OFF_NEMURO_PENINSULA
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      231 ; 8465 ; 29-105 ; -611.53e+15 Nm23 kmMw 4.1 72.17
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/23,09:47(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/23,09:4736.2 N141.6 E50 kmMj 3.6FAR_E_OFF_IBARAKI_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      25 ; 22270 ; 2184 ; 1055.45e+14 Nm23 kmMw 3.8 88.63
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/23,05:51(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/23,05:5133.9 N132.6 E40 kmMj 3.6AKINADA_SETONAIKAI
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      338 ; 15255 ; 35-86 ; -952.68e+14 Nm50 kmMw 3.6 50.01
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/22,19:37(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/22,19:3724.7 N122.1 E40 kmMj 3.5TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      151 ; 32853 ; 37-88 ; -934.65e+14 Nm47 kmMw 3.7 71.28
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/22,15:14(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/22,15:1424.6 N122.0 E40 kmMj 4.5TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      134 ; 27075 ; 21-76 ; -1311.96e+16 Nm35 kmMw 4.8 85.76
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/22,14:27(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/22,14:2724.0 N122.8 E10 kmMj 4.0NW_OFF_ISHIGAKIJIMA_IS
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      169 ; 35648 ; 42-95 ; -856.59e+14 Nm26 kmMw 3.8 77.18
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/22,10:03(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/22,10:0336.4 N136.8 E10 kmMj 3.8TOYAMA_GIFU_BORDER_REG
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      185 ; 2279 ; 1187 ; 1062.08e+14 Nm14 kmMw 3.5 84.35
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/21,00:10(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/21,00:1038.3 N141.6 E60 kmMj 4.5KINKAZAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      207 ; 35974 ; 1898 ; 646.16e+14 Nm59 kmMw 3.8 67.27
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/20,21:30(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/20,21:3041.6 N142.1 E70 kmMj 4.7E_OFF_AOMORI_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      21 ; 19272 ; 1893 ; 812.31e+16 Nm53 kmMw 4.9 96.30
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/19,19:58(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/19,19:5842.2 N144.8 E30 kmMj 4.4SE_OFF_TOKACHI
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      21 ; 22863 ; 3077 ; 1142.02e+15 Nm26 kmMw 4.2 83.66
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/19,11:35(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/19,11:3545.0 N149.6 E30 kmMj 3.7SE_OFF_ETOROFU
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      45 ; 16284 ; 12101 ; 271.49e+15 Nm53 kmMw 4.1 74.06
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/19,07:19(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/19,07:1924.7 N122.0 E40 kmMj 4.2TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      291 ; 4374 ; 38-55 ; -1532.16e+15 Nm5 kmMw 4.2 92.53
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/19,01:42(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/19,01:4232.7 N141.0 E40 kmMj 4.0E_OFF_HACHIJOJIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      200 ; 252 ; 39101 ; 762.73e+14 Nm56 kmMw 3.6 63.98
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/18,22:51(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/18,22:5132.8 N131.3 E130 kmMj 3.7NORTHERN_MIYAZAKI_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      247 ; 4350 ; 43107 ; 712.08e+15 Nm122 kmMw 4.2 95.38
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/18,09:57(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/18,09:5724.3 N121.8 E40 kmMj 3.6TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      283 ; 19284 ; 837 ; 1747.98e+14 Nm17 kmMw 3.9 88.34
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/17,14:46(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/17,14:4624.6 N122.0 E50 kmMj 4.2TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      155 ; 32162 ; 29-83 ; -1021.94e+15 Nm35 kmMw 4.2 76.80
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/17,00:14(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/17,00:1432.1 N140.8 E20 kmMj 5.0E_OFF_HACHIJOJIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      326 ; 16156 ; 35-99 ; -773.17e+16 Nm50 kmMw 5.0 80.58
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/17,00:10(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/17,00:1036.4 N140.6 E60 kmMj 4.0NORTHERN_IBARAKI_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      38 ; 17270 ; 27109 ; 471.56e+15 Nm65 kmMw 4.1 94.21
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/16,15:42(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/16,15:4224.2 N121.3 E90 kmMj 3.7TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      264 ; 6282 ; 8-87 ; -1124.09e+15 Nm53 kmMw 4.4 72.31
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/15,19:16(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/15,19:1622.1 N121.5 E70 kmMj 4.1TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      84 ; 17881 ; 69158 ; 95.08e+15 Nm11 kmMw 4.4 70.35
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/15,18:46(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/15,18:4624.8 N122.0 E40 kmMj 4.0TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      29 ; 25152 ; 47-119 ; -581.86e+15 Nm8 kmMw 4.1 91.28
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/15,06:10(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/15,06:1037.4 N141.7 E40 kmMj 4.5E_OFF_FUKUSHIMA_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      135 ; 23487 ; 20109 ; 92.28e+15 Nm38 kmMw 4.2 94.51
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/15,00:04(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/15,00:0430.7 N133.0 E80 kmMj 3.8SHIKOKU_BASIN
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      202 ; 2250 ; 40-90 ; -908.32e+14 Nm5 kmMw 3.9 63.74
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/14,19:21(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/14,19:2124.7 N122.0 E40 kmMj 3.8TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      82 ; 23273 ; 19-81 ; -1194.59e+15 Nm5 kmMw 4.4 91.72
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/14,17:44(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/14,17:4424.8 N121.9 E40 kmMj 4.0TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      113 ; 21087 ; 27-63 ; -1723.04e+15 Nm53 kmMw 4.3 95.01
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/14,16:08(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/14,16:0824.7 N122.0 E40 kmMj 4.2TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      137 ; 31377 ; 13-89 ; -944.69e+15 Nm35 kmMw 4.4 89.13
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/14,11:24(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/14,11:2424.2 N122.1 E40 kmMj 3.9TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      250 ; 34586 ; 35-55 ; -1741.24e+15 Nm32 kmMw 4.0 83.71
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/13,12:43(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/13,12:4343.8 N147.4 E10 kmMj 3.7E_OFF_HOKKAIDO
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      37 ; 18962 ; 32105 ; 653.94e+14 Nm59 kmMw 3.7 80.56
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/13,10:04(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/13,10:0423.9 N122.8 E10 kmMj 3.8NEAR_ISHIGAKIJIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      210 ; 31277 ; 48-43 ; -1624.53e+14 Nm20 kmMw 3.7 82.19
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/13,10:01(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/13,10:0135.9 N139.6 E120 kmMj 4.1EASTERN_SAITAMA_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      63 ; 15782 ; 58-32 ; -1712.74e+15 Nm119 kmMw 4.3 96.22
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/13,07:54(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/13,07:5437.1 N138.8 E20 kmMj 3.9MID_NIIGATA_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      44 ; 22947 ; 4387 ; 935.90e+14 Nm8 kmMw 3.8 91.44
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/12,15:06(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/12,15:0623.9 N122.9 EshallowMj 3.7NEAR_ISHIGAKIJIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      211 ; 33061 ; 49-48 ; -1403.55e+14 Nm8 kmMw 3.7 53.39
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/11,14:16(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/11,14:1634.9 N137.1 E50 kmMj 4.3MIKAWA_BAY_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      353 ; 22568 ; 33-115 ; -446.85e+14 Nm41 kmMw 3.9 96.27
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/11,12:04(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/11,12:0440.0 N142.7 E30 kmMj 4.7NE_OFF_IWATE_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      40 ; 17368 ; 30112 ; 471.45e+16 Nm32 kmMw 4.7 96.33
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/10,19:26(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/10,19:2624.7 N121.9 E40 kmMj 3.7TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      273 ; 2983 ; 15-77 ; -1521.51e+15 Nm47 kmMw 4.1 80.14
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/10,16:55(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/10,16:5537.1 N138.8 E20 kmMj 3.8MID_NIIGATA_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      46 ; 22946 ; 4487 ; 933.92e+14 Nm8 kmMw 3.7 89.11
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/10,14:44(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/10,14:4423.3 N124.0 E40 kmMj 3.5NEAR_ISHIGAKIJIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      292 ; 10466 ; 25-86 ; -982.87e+14 Nm11 kmMw 3.6 78.02
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/10,04:56(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/10,04:5624.9 N122.3 E40 kmMj 4.2TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      263 ; 1084 ; 21-70 ; -1622.83e+15 Nm35 kmMw 4.3 68.22
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/10,04:28(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/10,04:2832.8 N136.0 E30 kmMj 3.6S_OFF_KII_PENINSULA
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      265 ; 9969 ; 22-95 ; -764.24e+14 Nm8 kmMw 3.7 78.36
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/09,12:57(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/09,12:5724.3 N122.2 E40 kmMj 4.3TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      65 ; 18087 ; 7-84 ; -1554.52e+15 Nm8 kmMw 4.4 69.05
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/09,02:29(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/09,02:2925.3 N128.7 E60 kmMj 4.0FAR_S_OFF_OKINAWAJIMA
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      41 ; 23363 ; 27-95 ; -791.04e+15 Nm5 kmMw 4.0 62.84
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/07,23:20(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/07,23:2024.2 N121.7 E50 kmMj 4.5TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      22 ; 21664 ; 2784 ; 1035.55e+15 Nm26 kmMw 4.5 72.57
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/07,05:28(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/07,05:2845.7 N142.4 EshallowMj 3.7SOUTH_SAKHALIN
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      2 ; 18846 ; 4586 ; 944.84e+14 Nm5 kmMw 3.8 69.91
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/07,04:57(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/07,04:5745.7 N142.4 EshallowMj 3.8SOUTH_SAKHALIN
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      23 ; 18048 ; 44106 ; 736.23e+14 Nm5 kmMw 3.8 64.62
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/07,00:06(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/07,00:0624.2 N123.7 E20 kmMj 3.7NEAR_ISHIGAKIJIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      30 ; 12387 ; 41-49 ; -1763.86e+14 Nm20 kmMw 3.7 82.27
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/06,15:29(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/06,15:2924.5 N122.2 EshallowMj 3.6TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      63 ; 25254 ; 37-95 ; -835.71e+14 Nm8 kmMw 3.8 76.16
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/06,04:05(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/06,04:0523.9 N122.8 E20 kmMj 4.5NEAR_ISHIGAKIJIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      207 ; 34956 ; 41-66 ; -1204.33e+15 Nm29 kmMw 4.4 74.60
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/05,21:54(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/05,21:5424.4 N122.0 E60 kmMj 4.0TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      253 ; 34979 ; 60-30 ; -1681.14e+15 Nm32 kmMw 4.0 93.89
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/05,18:17(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/05,18:1724.6 N122.0 E50 kmMj 3.5TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      156 ; 28169 ; 34-63 ; -1402.34e+14 Nm38 kmMw 3.5 78.26
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/05,16:57(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/05,16:5733.4 N132.5 E40 kmMj 4.8SW_EHIME_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      222 ; 1956 ; 36-77 ; -1083.84e+15 Nm32 kmMw 4.4 93.95
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/05,15:19(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/05,15:1923.9 N125.0 E20 kmMj 3.7NEAR_ISHIGAKIJIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      286 ; 15654 ; 48-125 ; -513.91e+14 Nm11 kmMw 3.7 92.55
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/05,06:36(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/05,06:3625.0 N124.5 E80 kmMj 4.2NW_OFF_MIYAKOJIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      315 ; 6465 ; 56141 ; 315.44e+14 Nm56 kmMw 3.8 72.20
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/04,21:57(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/04,21:5727.4 N130.6 E80 kmMj 3.5NEAR_MINAMI-DAITOJIMA_IS
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      262 ; 14163 ; 4553 ; 1391.52e+15 Nm53 kmMw 4.1 50.74
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/04,20:52(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/04,20:5226.4 N129.0 E30 kmMj 3.5NEAR_OKINAWAJIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      25 ; 23456 ; 3872 ; 1142.63e+14 Nm20 kmMw 3.6 93.86
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/04,13:04(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/04,13:0424.5 N121.7 E80 kmMj 4.3TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      49 ; 15182 ; 34123 ; 144.49e+15 Nm29 kmMw 4.4 74.01
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/04,10:13(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/04,10:1344.6 N149.2 E30 kmMj 3.7SE_OFF_ETOROFU
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      257 ; 16588 ; 47-137 ; -21.39e+15 Nm41 kmMw 4.1 75.65
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/04,06:55(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/04,06:5524.8 N122.0 E50 kmMj 3.8TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      259 ; 35479 ; 69-22 ; -1683.27e+14 Nm26 kmMw 3.6 76.29
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/03,23:42(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/03,23:4241.5 N142.0 E80 kmMj 5.4E_OFF_AOMORI_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      22 ; 19472 ; 1892 ; 822.77e+17 Nm56 kmMw 5.6 95.62
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/03,20:37(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/03,20:3724.8 N122.0 E40 kmMj 4.1TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      301 ; 4273 ; 58-34 ; -1591.13e+15 Nm5 kmMw 4.0 91.95
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/03,17:21(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/03,17:2141.7 N142.3 E60 kmMj 3.6E_OFF_AOMORI_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      299 ; 10958 ; 3295 ; 821.94e+14 Nm50 kmMw 3.5 60.99
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/03,14:51(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/03,14:5136.5 N141.8 E40 kmMj 4.4FAR_E_OFF_IBARAKI_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      19 ; 23062 ; 31-106 ; -628.31e+14 Nm29 kmMw 3.9 87.40
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/03,06:47(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/03,06:4724.5 N122.3 E40 kmMj 4.7TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      75 ; 31466 ; 4255 ; 1421.32e+16 Nm32 kmMw 4.7 79.01
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/02,13:13(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/02,13:1337.1 N138.8 E20 kmMj 4.1MID_NIIGATA_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      48 ; 23346 ; 4486 ; 947.54e+14 Nm8 kmMw 3.9 93.12
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/02,12:24(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/02,12:2424.2 N122.2 EshallowMj 3.5TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      251 ; 860 ; 52-45 ; -1412.67e+14 Nm20 kmMw 3.6 74.64
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/02,10:59(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/02,10:5926.8 N128.4 E30 kmMj 4.0NEAR_OKINAWAJIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      43 ; 22864 ; 2688 ; 941.86e+15 Nm35 kmMw 4.1 58.45
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/02,06:46(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/02,06:4637.3 N141.6 E40 kmMj 4.0E_OFF_FUKUSHIMA_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      138 ; 27066 ; 33114 ; 482.00e+14 Nm47 kmMw 3.5 58.55
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/02,01:15(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/02,01:1523.1 N124.1 E30 kmMj 4.4NEAR_ISHIGAKIJIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      238 ; 11075 ; 23-108 ; -414.35e+15 Nm5 kmMw 4.4 76.52
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/01,16:36(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/01,16:3624.6 N121.9 E50 kmMj 3.8TAIWAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      296 ; 20586 ; 7317 ; 1761.29e+15 Nm23 kmMw 4.0 94.23
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 2002/04/01,11:37(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      2002/04/01,11:3723.1 N124.1 E30 kmMj 3.6NEAR_ISHIGAKIJIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      38 ; 14270 ; 56144 ; 252.85e+14 Nm35 kmMw 3.6 53.54
      

      



      

*
Mechanism(Solid line:observation, Dotted line:Synthetics)
      

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      



      






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