Contributed Data Report
      

      Data Report
      

      Focal mechanisms / 199904
      Contributed by NIED
      

      


Earthquake Information 1999/04/30,09:35(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/30,09:3539.8 N141.8 E60 kmMj 4.0NORTHERN_IWATE_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      14 ; 18769 ; 2192 ; 847.39e+14 Nm65 kmMw 3.9 89.03
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/30,04:42(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/30,04:4236.2 N142.5 E40 kmMj 3.5FAR_E_OFF_KANTO
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      19 ; 21752 ; 4078 ; 1041.67e+15 Nm5 kmMw 4.1 71.00
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/30,01:50(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/30,01:5037.8 N142.1 E30 kmMj 4.4SE_OFF_MIYAGI_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      193 ; 33165 ; 32-69 ; -1276.35e+14 Nm32 kmMw 3.8 58.50
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/29,12:16(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/29,12:1636.1 N141.0 E80 kmMj 3.6E_OFF_IBARAKI_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      31 ; 20383 ; 791 ; 822.85e+14 Nm71 kmMw 3.6 59.16
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/27,19:24(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/27,19:2443.1 N145.9 E50 kmMj 3.8OFF_NEMURO_PENINSULA
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      47 ; 16065 ; 49134 ; 332.13e+14 Nm32 kmMw 3.5 62.12
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/27,03:25(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/27,03:2535.0 N141.6 E50 kmMj 3.9FAR_E_OFF_KANTO
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      92 ; 35177 ; 51-140 ; -175.34e+15 Nm29 kmMw 4.5 76.63
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/26,07:57(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/26,07:5732.2 N140.8 E50 kmMj 3.8E_OFF_HACHIJOJIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      334 ; 15566 ; 2490 ; 916.43e+15 Nm98 kmMw 4.5 72.00
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/26,06:14(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/26,06:1438.6 N141.9 E50 kmMj 3.8KINKAZAN_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      21 ; 23266 ; 2776 ; 1192.52e+14 Nm44 kmMw 3.6 55.63
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/25,12:27(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/25,12:2736.5 N140.5 E50 kmMj 5.2NORTHERN_IBARAKI_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      16 ; 18270 ; 2095 ; 776.24e+16 Nm56 kmMw 5.2 94.66
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/25,09:13(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/25,09:1335.5 N140.3 E100 kmMj 4.6CENTRAL_CHIBA_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      146 ; 35648 ; 46-111 ; -684.49e+15 Nm89 kmMw 4.4 86.99
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/24,18:12(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/24,18:1230.6 N133.7 E50 kmMj 3.8SHIKOKU_BASIN
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      1 ; 9284 ; 82172 ; 61.12e+15 Nm20 kmMw 4.0 68.20
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/24,09:38(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/24,09:3836.3 N141.6 E50 kmMj 3.9FAR_E_OFF_IBARAKI_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      42 ; 19077 ; 1598 ; 591.11e+15 Nm20 kmMw 4.0 84.47
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/23,20:39(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/23,20:3931.2 N130.5 E150 kmMj 3.7SATSUMA_PENINSULA_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      2 ; 19370 ; 2086 ; 1003.85e+15 Nm165 kmMw 4.4 73.71
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/23,13:51(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/23,13:5144.6 N149.6 E60 kmMj 4.0SE_OFF_ETOROFU
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      24 ; 22550 ; 4177 ; 1063.05e+15 Nm38 kmMw 4.3 88.95
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/22,21:38(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/22,21:3841.5 N142.0 E60 kmMj 4.0E_OFF_AOMORI_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      24 ; 20664 ; 2689 ; 929.13e+14 Nm47 kmMw 3.9 69.47
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/22,08:21(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/22,08:2129.1 N130.1 E60 kmMj 3.7NEAR_AMAMI-OSHIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      284 ; 5062 ; 42-57 ; -1361.01e+15 Nm32 kmMw 4.0 77.68
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/21,19:18(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/21,19:1830.6 N131.4 E40 kmMj 4.3NEAR_TANEGASHIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      355 ; 20851 ; 44-112 ; -651.48e+15 Nm35 kmMw 4.1 58.39
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/19,08:42(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/19,08:4235.7 N140.7 E50 kmMj 3.5NEAR_CHOSHI_CITY
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      356 ; 14972 ; 2099 ; 641.11e+15 Nm47 kmMw 4.0 90.00
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/19,06:18(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/19,06:1834.5 N135.1 E20 kmMj 3.6OSAKA_BAY_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      316 ; 22383 ; 6624 ; 1728.60e+13 Nm14 kmMw 3.3 67.58
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/18,23:14(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/18,23:1434.3 N139.7 E120 kmMj 4.5NEAR_MIYAKEJIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      158 ; 4268 ; 4352 ; 1462.88e+16 Nm119 kmMw 4.9 86.35
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/18,18:44(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/18,18:4439.0 N140.9 E10 kmMj 4.5SOUTHERN_IWATE_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      197 ; 1448 ; 4292 ; 885.06e+15 Nm5 kmMw 4.4 90.54
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/18,09:50(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/18,09:5032.8 N130.8 E10 kmMj 3.7NW_KUMAMOTO_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      227 ; 13477 ; 77-166 ; -132.43e+14 Nm8 kmMw 3.6 94.06
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/17,08:31(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/17,08:3135.0 N134.7 E20 kmMj 3.9SW_HYOGO_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      294 ; 20387 ; 7119 ; 1772.78e+14 Nm23 kmMw 3.6 78.07
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/17,07:25(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/17,07:2538.5 N142.9 E20 kmMj 4.0FAR_E_OFF_MIYAGI_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      265 ; 17488 ; 70-160 ; -25.84e+14 Nm20 kmMw 3.8 59.39
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/17,03:46(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/17,03:4625.9 N128.5 E50 kmMj 3.6NEAR_OKINAWAJIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      211 ; 10478 ; 3656 ; 1595.31e+15 Nm26 kmMw 4.4 89.71
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/17,02:51(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/17,02:5138.6 N142.9 E20 kmMj 4.1FAR_E_OFF_MIYAGI_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      265 ; 17488 ; 65-155 ; -21.96e+15 Nm11 kmMw 4.2 85.97
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/16,07:07(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/16,07:0740.7 N142.7 E20 kmMj 3.6E_OFF_AOMORI_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      14 ; 12880 ; 23111 ; 262.93e+14 Nm29 kmMw 3.6 82.03
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/15,22:54(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/15,22:5436.2 N139.8 E60 kmMj 3.7SW_IBARAKI_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      312 ; 18154 ; 47-124 ; -521.14e+14 Nm50 kmMw 3.3 59.83
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/15,15:01(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/15,15:0125.9 N128.5 E50 kmMj 4.0NEAR_OKINAWAJIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      207 ; 9083 ; 1577 ; 1521.51e+16 Nm26 kmMw 4.8 89.47
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/12,00:22(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/12,00:2237.2 N142.3 E30 kmMj 4.7E_OFF_FUKUSHIMA_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      9 ; 12984 ; 11100 ; 316.45e+15 Nm23 kmMw 4.5 92.24
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/11,21:59(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/11,21:5937.2 N142.2 E40 kmMj 3.6E_OFF_FUKUSHIMA_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      20 ; 14578 ; 21107 ; 372.15e+14 Nm23 kmMw 3.5 69.41
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/11,15:24(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/11,15:2433.8 N137.0 E370 kmMj 5.0SE_OFF_KII_PENINSULA
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      169 ; 27788 ; 696 ; 172.26e+16 Nm320 kmMw 4.9 93.70
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/11,07:41(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/11,07:4125.8 N129.2 E40 kmMj 4.1NEAR_MINAMI-DAITOJIMA_IS
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      206 ; 10972 ; 70-159 ; -191.07e+15 Nm11 kmMw 4.0 76.29
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/10,15:16(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/10,15:1642.0 N144.9 E60 kmMj 4.6SE_OFF_TOKACHI
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      175 ; 34168 ; 23-85 ; -1034.06e+15 Nm26 kmMw 4.4 55.59
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/08,20:32(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/08,20:3240.1 N142.5 E40 kmMj 4.4NE_OFF_IWATE_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      14 ; 18365 ; 2695 ; 801.47e+15 Nm41 kmMw 4.1 80.30
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/08,09:25(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/08,09:2541.9 N142.3 E60 kmMj 4.5S_OFF_URAKAWA
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      20 ; 18873 ; 1794 ; 782.68e+15 Nm62 kmMw 4.3 82.89
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/08,09:22(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/08,09:2237.2 N135.2 E380 kmMj 4.3SEA_OF_JAPAN
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      133 ; 24185 ; 17106 ; 193.93e+15 Nm400 kmMw 4.4 84.15
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/07,14:12(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/07,14:1235.9 N140.5 E40 kmMj 3.8SOUTHERN_IBARAKI_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      93 ; 21773 ; 28113 ; 371.85e+14 Nm35 kmMw 3.5 61.97
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/05,18:07(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/05,18:0743.5 N147.5 E30 kmMj 4.1E_OFF_HOKKAIDO
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      212 ; 11174 ; 55-143 ; -205.30e+15 Nm26 kmMw 4.4 83.19
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/05,10:28(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/05,10:2840.1 N142.4 E40 kmMj 4.5NE_OFF_IWATE_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      30 ; 17474 ; 20102 ; 552.86e+15 Nm41 kmMw 4.3 87.57
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/05,06:37(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/05,06:3734.2 N138.9 E200 kmMj 4.1NEAR_NIIJIMA_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      191 ; 9082 ; 3753 ; 1675.09e+15 Nm175 kmMw 4.4 88.03
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/05,00:06(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/05,00:0635.8 N137.6 E10 kmMj 3.8WESTERN_NAGANO_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      1 ; 22066 ; 3072 ; 1259.10e+14 Nm5 kmMw 3.9 93.68
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/04,13:21(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/04,13:2143.9 N145.5 E150 kmMj 3.6NEAR_KUNASHIRI_ISLAND
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      77 ; 25283 ; 791 ; 841.18e+15 Nm165 kmMw 4.0 80.44
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/04,12:33(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/04,12:3327.7 N126.7 E10 kmMj 3.7NW_OFF_OKINAWAJIMA_IS
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      88 ; 23849 ; 45-69 ; -1121.57e+15 Nm5 kmMw 4.1 70.49
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/03,18:17(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/03,18:1742.3 N143.0 E60 kmMj 3.9HIDAKA_MOUNTAINS_REGION
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      33 ; 22169 ; 2187 ; 976.63e+14 Nm62 kmMw 3.8 83.09
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/02,20:45(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/02,20:4541.9 N142.4 E50 kmMj 4.4S_OFF_URAKAWA
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      25 ; 23571 ; 2179 ; 1191.28e+15 Nm50 kmMw 4.0 70.08
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      




Earthquake Information 1999/04/02,18:45(UT)




      

      
Earthquake Mechanism Information

      
Hypocenter Information Provided by JMA

      

      

      Origin Time(UT)LatitudeLongitudeDepthMagnitudeRegion
      

      1999/04/02,18:4531.9 N130.3 E10 kmMj 4.5NW_KAGOSHIMA_PREF
      

      



      
Focal Mechanism Solution Determined Manually

      

      

      StrikeDipRakeMoDepthMagnitudeVarRed
      

      14 ; 10682 ; 76166 ; 93.41e+15 Nm11 kmMw 4.3 93.65
      

      



      

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

      Mechanism

      
*
past earthquakes occurring in this region

      
*
Seismograms
      


*
retreive digital waveform data

      

      

      
*
Back
      



      






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