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Contributed Data Report

Data Report

Focal mechanisms / 200201
Contributed by NIED




Earthquake Information 2002/01/31,22:02(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/31,22:02 29.4 N 130.6 E 30 km Mj 3.5 NEAR_AMAMI-OSHIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
20 ; 197 70 ; 20 91 ; 87 7.55e+14 Nm 32 km Mw 3.9  68.20






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




past earthquakes occurring in this region



Seismograms


    KYK(Nagata)

    
AMM(AmamiOshima)

    
TAS(Tashiro)

    
TKO(Takaoka)

    
TMC(Tomochi)

    
KGM(Kunigami)

    
TKD(Takeda)

    
FUK(Fukue)




retreive digital waveform data






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Earthquake Information 2002/01/31,15:55(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/31,15:55 29.4 N 130.6 E 20 km Mj 3.8 NEAR_AMAMI-OSHIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
179 ; 13 56 ; 35 82 ; 102 3.05e+15 Nm 29 km Mw 4.3  77.03






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




past earthquakes occurring in this region



Seismograms


    KYK(Nagata)

    
AMM(AmamiOshima)

    
TAS(Tashiro)

    
TKO(Takaoka)

    
TMC(Tomochi)

    
KGM(Kunigami)

    
TKD(Takeda)




retreive digital waveform data






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Earthquake Information 2002/01/31,15:54(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/31,15:54 29.4 N 130.6 E 30 km Mj 4.0 NEAR_AMAMI-OSHIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
23 ; 214 77 ; 13 87 ; 101 4.18e+15 Nm 17 km Mw 4.4  78.91






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




past earthquakes occurring in this region



Seismograms


    KYK(Nagata)

    
AMM(AmamiOshima)

    
TAS(Tashiro)

    
TKO(Takaoka)

    
TMC(Tomochi)

    
KGM(Kunigami)

    
TKD(Takeda)

    
FUK(Fukue)

    
SBR(Sefuri)




retreive digital waveform data






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Earthquake Information 2002/01/30,21:55(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/30,21:55 23.8 N 122.7 E 30 km Mj 3.6 NEAR_ISHIGAKIJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
347 ; 212 51 ; 48 -122 ; -56 7.57e+14 Nm 14 km Mw 3.9  77.62






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)




retreive digital waveform data






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Earthquake Information 2002/01/30,19:17(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/30,19:17 23.9 N 122.5 E 50 km Mj 3.6 NW_OFF_ISHIGAKIJIMA_IS





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
65 ; 173 88 ; 7 -83 ; -162 3.47e+15 Nm 8 km Mw 4.3  72.56






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)




retreive digital waveform data






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Earthquake Information 2002/01/30,17:23(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/30,17:23 36.4 N 141.2 E 50 km Mj 3.6 E_OFF_IBARAKI_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
10 ; 250 77 ; 24 69 ; 147 2.82e+14 Nm 47 km Mw 3.6  84.47






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




past earthquakes occurring in this region



Seismograms


    YMZ(Yamizo)

    
ASI(Ashio)

    
SGN(TsuruSugeno)

    
SBT(Shibata)

    
JIZ(Nakaizu)

    
KZK(Kashiwazaki)

    
FUJ(Fujigawa)

    
TTO(Takato)

    
KSN(Kenennuma)

    
NAA(Asahi)




retreive digital waveform data






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Earthquake Information 2002/01/29,09:50(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/29,09:50 36.8 N 140.9 E 60 km Mj 4.2 E_OFF_IBARAKI_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
230 ; 15 77 ; 16 99 ; 56 9.92e+14 Nm 53 km Mw 4.0  93.27






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




past earthquakes occurring in this region



Seismograms


    YMZ(Yamizo)

    
ASI(Ashio)

    
SBT(Shibata)

    
KZK(Kashiwazaki)

    
SGN(TsuruSugeno)

    
KSN(Kenennuma)

    
JIZ(Nakaizu)

    
TTO(Takato)

    
FUJ(Fujigawa)

    
GJM(Gojyoume)

    
NAA(Asahi)




retreive digital waveform data






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Earthquake Information 2002/01/28,23:45(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/28,23:45 37.7 N 141.9 E 40 km Mj 5.1 E_OFF_FUKUSHIMA_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
23 ; 198 71 ; 19 91 ; 86 1.35e+16 Nm 41 km Mw 4.7  93.90






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




past earthquakes occurring in this region



Seismograms


    KSN(Kenennuma)

    
YMZ(Yamizo)

    
SBT(Shibata)

    
ASI(Ashio)

    
GJM(Gojyoume)

    
SGN(TsuruSugeno)

    
TMR(Tomari)

    
TTO(Takato)

    
JIZ(Nakaizu)

    
FUJ(Fujigawa)

    
NAA(Asahi)

    
HSS(Sapporo)

    
URH(Urahoro)




retreive digital waveform data






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Earthquake Information 2002/01/28,23:42(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/28,23:42 37.8 N 141.8 E 40 km Mj 4.6 SE_OFF_MIYAGI_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
23 ; 193 71 ; 19 93 ; 80 5.45e+15 Nm 44 km Mw 4.5  96.81






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




past earthquakes occurring in this region



Seismograms


    KSN(Kenennuma)

    
YMZ(Yamizo)

    
SBT(Shibata)

    
ASI(Ashio)

    
GJM(Gojyoume)

    
KZK(Kashiwazaki)

    
SGN(TsuruSugeno)

    
TMR(Tomari)

    
TTO(Takato)

    
KSK(Kawasaki)




retreive digital waveform data






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Earthquake Information 2002/01/28,10:20(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/28,10:20 40.5 N 145.1 E 50 km Mj 3.9 FAR_E_OFF_NORTH_HONSHU





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
207 ; 21 51 ; 39 -86 ; -95 9.67e+14 Nm 5 km Mw 4.0  57.20






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




past earthquakes occurring in this region



Seismograms


    URH(Urahoro)

    
TMR(Tomari)

    
NMR(Nemuro)

    
KSN(Kenennuma)

    
KNP(Kunneppu)

    
KMU(Kamikineusu)




retreive digital waveform data






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Earthquake Information 2002/01/28,00:34(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/28,00:34 40.5 N 145.1 E 50 km Mj 4.2 FAR_E_OFF_NORTH_HONSHU





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
208 ; 17 53 ; 37 -84 ; -99 2.92e+15 Nm 5 km Mw 4.3  67.01






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




past earthquakes occurring in this region



Seismograms


    URH(Urahoro)

    
TMR(Tomari)

    
NMR(Nemuro)

    
KSN(Kenennuma)

    
KNP(Kunneppu)

    
KMU(Kamikineusu)

    
IYG(Yamagata)




retreive digital waveform data






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Earthquake Information 2002/01/27,18:44(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/27,18:44 25.6 N 125.8 E 70 km Mj 4.0 NEAR_MIYAKOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
304 ; 97 65 ; 27 102 ; 65 5.48e+14 Nm 53 km Mw 3.8  70.63






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




past earthquakes occurring in this region



Seismograms


    ZMM(Zamami)

    
IGK(Ishigaki)

    
KGM(Kunigami)




retreive digital waveform data






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Earthquake Information 2002/01/27,07:09(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/27,07:09 39.3 N 142.4 E 50 km Mj 5.6 E_OFF_IWATE_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
237 ; 66 46 ; 44 84 ; 97 8.70e+16 Nm 47 km Mw 5.3  86.22






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




past earthquakes occurring in this region



Seismograms


    GJM(Gojyoume)

    
TMR(Tomari)

    
SBT(Shibata)

    
YMZ(Yamizo)

    
ASI(Ashio)

    
KZK(Kashiwazaki)

    
URH(Urahoro)

    
HSS(Sapporo)

    
KNP(Kunneppu)

    
SGN(TsuruSugeno)

    
NMR(Nemuro)

    
TTO(Takato)

    
JIZ(Nakaizu)

    
FUJ(Fujigawa)

    
IYG(Yamagata)

    
HRO(Hirono)

    
IMG(Imagane)




retreive digital waveform data






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Earthquake Information 2002/01/26,02:08(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/26,02:08 42.6 N 144.4 E 60 km Mj 4.0 SE_OFF_TOKACHI





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
71 ; 261 76 ; 15 87 ; 100 2.65e+14 Nm 41 km Mw 3.6  72.35






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




past earthquakes occurring in this region



Seismograms


    URH(Urahoro)

    
NMR(Nemuro)

    
KNP(Kunneppu)

    
HSS(Sapporo)

    
TMR(Tomari)

    
TNK(Nakagawa)




retreive digital waveform data






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Earthquake Information 2002/01/24,12:20(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/24,12:20 28.5 N 128.3 E shallow Mj 3.5 NW_OFF_AMAMI-OSHIMA_IS





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
124 ; 224 83 ; 39 -52 ; -168 4.10e+14 Nm 5 km Mw 3.7  77.38






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




past earthquakes occurring in this region



Seismograms


    AMM(AmamiOshima)

    
KGM(Kunigami)

    
ZMM(Zamami)

    
KYK(Nagata)

    
TAS(Tashiro)




retreive digital waveform data






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Earthquake Information 2002/01/24,07:36(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/24,07:36 37.8 N 142.9 E 40 km Mj 4.8 FAR_E_OFF_FUKUSHIMA_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
36 ; 187 77 ; 15 97 ; 63 1.05e+16 Nm 17 km Mw 4.6  96.03






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




past earthquakes occurring in this region



Seismograms


    KSN(Kenennuma)

    
YMZ(Yamizo)

    
SBT(Shibata)

    
ASI(Ashio)

    
GJM(Gojyoume)

    
TMR(Tomari)

    
KZK(Kashiwazaki)

    
KSK(Kawasaki)




retreive digital waveform data






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Earthquake Information 2002/01/24,07:08(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/24,07:08 35.4 N 133.3 E 20 km Mj 4.6 WESTERN_TOTTORI_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
345 ; 252 83 ; 71 19 ; 172 5.56e+15 Nm 8 km Mw 4.5  97.86






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




past earthquakes occurring in this region



Seismograms


    NRW(Nariwa)

    
YZK(Yamazaki)

    
YAS(Yasaka)

    
UMJ(Umaji)

    
ABU(Abuyama)

    
KIS(Kiwa)

    
TKD(Takeda)

    
SBR(Sefuri)

    
NAA(Asahi)

    
TMC(Tomochi)

    
IZH(Izuhara)

    
YTY(Toyota)




retreive digital waveform data






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Earthquake Information 2002/01/23,13:43(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/23,13:43 37.8 N 142.9 E 30 km Mj 3.8 FAR_E_OFF_FUKUSHIMA_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
28 ; 201 72 ; 18 92 ; 83 3.76e+14 Nm 17 km Mw 3.7  69.54






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




past earthquakes occurring in this region



Seismograms


    KSN(Kenennuma)

    
YMZ(Yamizo)

    
SBT(Shibata)

    
ASI(Ashio)

    
GJM(Gojyoume)

    
TMR(Tomari)

    
KZK(Kashiwazaki)




retreive digital waveform data






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Earthquake Information 2002/01/23,12:47(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/23,12:47 37.8 N 142.9 E 30 km Mj 4.8 FAR_E_OFF_FUKUSHIMA_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
42 ; 176 79 ; 15 101 ; 44 1.58e+16 Nm 20 km Mw 4.8  95.54






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




past earthquakes occurring in this region



Seismograms


    KSN(Kenennuma)

    
YMZ(Yamizo)

    
SBT(Shibata)

    
ASI(Ashio)

    
GJM(Gojyoume)

    
TMR(Tomari)

    
KZK(Kashiwazaki)

    
KSK(Kawasaki)




retreive digital waveform data






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Earthquake Information 2002/01/23,03:09(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/23,03:09 41.2 N 142.2 E 60 km Mj 4.4 E_OFF_AOMORI_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
323 ; 226 82 ; 50 41 ; 169 1.70e+15 Nm 65 km Mw 4.1  79.84






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




past earthquakes occurring in this region



Seismograms


    TMR(Tomari)

    
HSS(Sapporo)

    
URH(Urahoro)

    
KSN(Kenennuma)

    
KNP(Kunneppu)

    
NMR(Nemuro)

    
TNK(Nakagawa)

    
IYG(Yamagata)

    
KMU(Kamikineusu)




retreive digital waveform data






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Earthquake Information 2002/01/22,19:03(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/22,19:03 24.1 N 122.8 E 30 km Mj 4.3 NW_OFF_ISHIGAKIJIMA_IS





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
11 ; 259 79 ; 27 -115 ; -25 1.29e+15 Nm 8 km Mw 4.0  94.33






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)




retreive digital waveform data






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Earthquake Information 2002/01/22,13:09(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/22,13:09 32.5 N 132.1 E 30 km Mj 4.0 HYUGANADA_REGION





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
183 ; 35 79 ; 12 -96 ; -59 7.90e+14 Nm 35 km Mw 3.9  89.91






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




past earthquakes occurring in this region



Seismograms


    TKD(Takeda)

    
TKO(Takaoka)

    
TMC(Tomochi)

    
TAS(Tashiro)

    
SBR(Sefuri)

    
UMJ(Umaji)

    
YTY(Toyota)

    
NRW(Nariwa)

    
KYK(Nagata)

    
YSI(Yoshida)

    
FUK(Fukue)

    
IZH(Izuhara)

    
YZK(Yamazaki)

    
KIS(Kiwa)




retreive digital waveform data






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Earthquake Information 2002/01/22,09:08(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/22,09:08 42.9 N 145.5 E 40 km Mj 3.7 OFF_NEMURO_PENINSULA





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
42 ; 241 56 ; 36 79 ; 106 3.74e+14 Nm 44 km Mw 3.7  68.09






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




past earthquakes occurring in this region



Seismograms


    NMR(Nemuro)

    
URH(Urahoro)

    
KNP(Kunneppu)

    
TNK(Nakagawa)

    
HSS(Sapporo)

    
TMR(Tomari)




retreive digital waveform data






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Earthquake Information 2002/01/22,06:47(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/22,06:47 21.9 N 121.8 E 40 km Mj 4.3 TAIWAN_REGION





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
38 ; 193 71 ; 20 99 ; 66 2.65e+16 Nm 68 km Mw 4.9  77.27






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)




retreive digital waveform data






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Earthquake Information 2002/01/22,05:22(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/22,05:22 28.5 N 128.3 E shallow Mj 4.6 NW_OFF_AMAMI-OSHIMA_IS





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
115 ; 211 84 ; 49 -41 ; -172 1.40e+16 Nm 8 km Mw 4.7  87.73






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




past earthquakes occurring in this region



Seismograms


    AMM(AmamiOshima)

    
KGM(Kunigami)

    
ZMM(Zamami)

    
KYK(Nagata)

    
TAS(Tashiro)




retreive digital waveform data






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Earthquake Information 2002/01/22,02:20(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/22,02:20 43.0 N 144.8 E 60 km Mj 3.7 KUSHIRO_REGION





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
35 ; 181 75 ; 18 100 ; 57 1.95e+14 Nm 56 km Mw 3.5  56.95






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




past earthquakes occurring in this region



Seismograms


    NMR(Nemuro)

    
URH(Urahoro)

    
KNP(Kunneppu)

    
HSS(Sapporo)

    
TNK(Nakagawa)

    
TMR(Tomari)




retreive digital waveform data






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Earthquake Information 2002/01/21,15:23(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/21,15:23 24.8 N 123.2 E 20 km Mj 3.6 NW_OFF_ISHIGAKIJIMA_IS





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
297 ; 43 81 ; 30 -62 ; -161 1.06e+15 Nm 5 km Mw 4.0  90.92






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)




retreive digital waveform data






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Earthquake Information 2002/01/21,03:02(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/21,03:02 43.7 N 146.3 E 90 km Mj 4.0 NEAR_KUNASHIRI_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
76 ; 172 89 ; 8 98 ; 7 4.70e+15 Nm 77 km Mw 4.4  88.26






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




past earthquakes occurring in this region



Seismograms


    NMR(Nemuro)

    
KNP(Kunneppu)

    
URH(Urahoro)

    
TNK(Nakagawa)




retreive digital waveform data






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Earthquake Information 2002/01/20,23:55(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/20,23:55 42.5 N 144.8 E 50 km Mj 4.7 SE_OFF_TOKACHI





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
27 ; 246 69 ; 26 74 ; 127 1.10e+16 Nm 35 km Mw 4.7  95.14






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




past earthquakes occurring in this region



Seismograms


    URH(Urahoro)

    
NMR(Nemuro)

    
KNP(Kunneppu)

    
HSS(Sapporo)

    
TMR(Tomari)

    
TNK(Nakagawa)




retreive digital waveform data






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Earthquake Information 2002/01/20,14:47(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/20,14:47 35.2 N 140.1 E 80 km Mj 3.9 SOUTHERN_BOSO_PENINSULA





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
326 ; 234 89 ; 24 66 ; 178 1.14e+15 Nm 107 km Mw 4.0  75.28






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




past earthquakes occurring in this region



Seismograms


    JIZ(Nakaizu)

    
SGN(TsuruSugeno)

    
FUJ(Fujigawa)

    
ASI(Ashio)

    
YMZ(Yamizo)

    
TTO(Takato)

    
NAA(Asahi)

    
KZK(Kashiwazaki)

    
SBT(Shibata)




retreive digital waveform data






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Earthquake Information 2002/01/20,09:04(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/20,09:04 29.7 N 131.2 E 60 km Mj 3.8 NEAR_AMAMI-OSHIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
14 ; 248 71 ; 30 66 ; 140 4.78e+15 Nm 35 km Mw 4.4  69.01






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




past earthquakes occurring in this region



Seismograms


    KYK(Nagata)

    
TAS(Tashiro)

    
TKO(Takaoka)

    
AMM(AmamiOshima)

    
TMC(Tomochi)

    
TKD(Takeda)




retreive digital waveform data






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Earthquake Information 2002/01/19,23:57(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/19,23:57 37.1 N 137.9 E 240 km Mj 4.4 OFF_S_NIIGATA_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
90 ; 349 74 ; 57 -145 ; -20 3.50e+15 Nm 240 km Mw 4.3  95.59






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




past earthquakes occurring in this region



Seismograms


    KZK(Kashiwazaki)

    
TTO(Takato)

    
ASI(Ashio)

    
SBT(Shibata)

    
SGN(TsuruSugeno)

    
YMZ(Yamizo)

    
FUJ(Fujigawa)

    
NAA(Asahi)

    
JIZ(Nakaizu)

    
YAS(Yasaka)

    
ABU(Abuyama)

    
KSN(Kenennuma)

    
YZK(Yamazaki)

    
KNM(Kanayama)




retreive digital waveform data






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Earthquake Information 2002/01/19,14:31(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/19,14:31 23.9 N 122.8 E 30 km Mj 3.7 NEAR_ISHIGAKIJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
41 ; 300 75 ; 54 38 ; 161 3.05e+14 Nm 17 km Mw 3.6  73.95






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)




retreive digital waveform data






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Earthquake Information 2002/01/19,13:17(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/19,13:17 42.0 N 142.6 E 60 km Mj 3.7 S_OFF_URAKAWA





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
35 ; 173 70 ; 26 107 ; 51 2.89e+14 Nm 62 km Mw 3.6  51.38






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




past earthquakes occurring in this region



Seismograms


    URH(Urahoro)

    
TMR(Tomari)

    
HSS(Sapporo)

    
KNP(Kunneppu)

    
NMR(Nemuro)

    
TNK(Nakagawa)

    
KSN(Kenennuma)

    
MMA(Minmaya)




retreive digital waveform data






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Earthquake Information 2002/01/19,10:36(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/19,10:36 23.9 N 122.7 E 30 km Mj 4.1 NW_OFF_ISHIGAKIJIMA_IS





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
225 ; 344 71 ; 36 -59 ; -146 2.11e+15 Nm 38 km Mw 4.2  85.65






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)




retreive digital waveform data






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Earthquake Information 2002/01/19,09:06(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/19,09:06 43.7 N 147.4 E 30 km Mj 5.6 E_OFF_HOKKAIDO





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
175 ; 58 58 ; 54 44 ; 139 3.44e+17 Nm 59 km Mw 5.7  89.54






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




past earthquakes occurring in this region



Seismograms


    NMR(Nemuro)

    
KNP(Kunneppu)

    
URH(Urahoro)

    
TNK(Nakagawa)

    
HSS(Sapporo)

    
TMR(Tomari)




retreive digital waveform data






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Earthquake Information 2002/01/18,23:21(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/18,23:21 24.1 N 122.9 E 20 km Mj 4.1 NW_OFF_ISHIGAKIJIMA_IS





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
19 ; 115 73 ; 72 -19 ; -162 7.60e+14 Nm 8 km Mw 3.9  87.19






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)




retreive digital waveform data






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Earthquake Information 2002/01/18,07:46(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/18,07:46 34.8 N 139.6 E 20 km Mj 4.3 SAGAMINADA





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
257 ; 4 72 ; 48 135 ; 25 1.88e+15 Nm 8 km Mw 4.1  91.84






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




past earthquakes occurring in this region



Seismograms


    JIZ(Nakaizu)

    
SGN(TsuruSugeno)

    
FUJ(Fujigawa)

    
TTO(Takato)

    
ASI(Ashio)

    
NAA(Asahi)

    
YMZ(Yamizo)

    
KZK(Kashiwazaki)

    
SBT(Shibata)

    
KIS(Kiwa)

    
ABU(Abuyama)

    
KNY(Kanaya)




retreive digital waveform data






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Earthquake Information 2002/01/17,23:56(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/17,23:56 37.7 N 142.6 E 40 km Mj 3.9 FAR_E_OFF_FUKUSHIMA_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
52 ; 311 74 ; 56 36 ; 160 4.42e+14 Nm 29 km Mw 3.7  76.80






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




past earthquakes occurring in this region



Seismograms


    KSN(Kenennuma)

    
YMZ(Yamizo)

    
SBT(Shibata)

    
ASI(Ashio)

    
KZK(Kashiwazaki)

    
TMR(Tomari)

    
KSK(Kawasaki)




retreive digital waveform data






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Earthquake Information 2002/01/17,19:09(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/17,19:09 31.9 N 131.7 E 40 km Mj 3.6 HYUGANADA_REGION





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
188 ; 329 67 ; 29 -72 ; -125 2.23e+14 Nm 32 km Mw 3.5  85.36






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




past earthquakes occurring in this region



Seismograms


    TKD(Takeda)

    
TMC(Tomochi)

    
TAS(Tashiro)

    
KYK(Nagata)

    
SBR(Sefuri)

    
YTY(Toyota)

    
UMJ(Umaji)

    
FUK(Fukue)

    
NRW(Nariwa)

    
YSI(Yoshida)




retreive digital waveform data






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Earthquake Information 2002/01/17,17:55(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/17,17:55 24.4 N 123.0 E 50 km Mj 3.8 NW_OFF_ISHIGAKIJIMA_IS





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
277 ; 69 52 ; 42 108 ; 68 1.87e+15 Nm 50 km Mw 4.1  87.15






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)




retreive digital waveform data






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Earthquake Information 2002/01/17,16:18(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/17,16:18 33.1 N 139.1 E 10 km Mj 4.1 NEAR_HACHIJOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
113 ; 21 87 ; 54 -144 ; -4 1.09e+15 Nm 11 km Mw 4.0  89.77






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




past earthquakes occurring in this region



Seismograms


    JIZ(Nakaizu)

    
FUJ(Fujigawa)

    
SGN(TsuruSugeno)

    
NAA(Asahi)

    
KIS(Kiwa)

    
TTO(Takato)

    
ABU(Abuyama)

    
ASI(Ashio)

    
WTR(Watarai)




retreive digital waveform data






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Earthquake Information 2002/01/17,01:47(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/17,01:47 27.4 N 129.9 E 50 km Mj 3.8 NEAR_AMAMI-OSHIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
86 ; 333 61 ; 55 41 ; 144 6.63e+14 Nm 5 km Mw 3.8  51.06






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




past earthquakes occurring in this region



Seismograms


    AMM(AmamiOshima)

    
KGM(Kunigami)

    
ZMM(Zamami)

    
KYK(Nagata)




retreive digital waveform data






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Earthquake Information 2002/01/16,23:25(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/16,23:25 33.5 N 132.1 E 50 km Mj 3.9 IYONADA_SETONAIKAI





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
48 ; 317 89 ; 60 30 ; 179 6.11e+14 Nm 53 km Mw 3.8  85.85






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




past earthquakes occurring in this region



Seismograms


    TKD(Takeda)

    
YTY(Toyota)

    
TMC(Tomochi)

    
SBR(Sefuri)

    
UMJ(Umaji)

    
NRW(Nariwa)

    
TKO(Takaoka)

    
YSI(Yoshida)

    
TAS(Tashiro)

    
FUK(Fukue)

    
ABU(Abuyama)

    
KIS(Kiwa)

    
YAS(Yasaka)

    
KYK(Nagata)




retreive digital waveform data






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Earthquake Information 2002/01/16,21:09(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/16,21:09 25.7 N 125.2 E 20 km Mj 3.9 NW_OFF_MIYAKOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
215 ; 65 73 ; 19 -99 ; -61 1.57e+15 Nm 11 km Mw 4.1  82.68






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)

    
ZMM(Zamami)

    
KGM(Kunigami)




retreive digital waveform data






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Earthquake Information 2002/01/16,13:33(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/16,13:33 23.9 N 125.3 E 80 km Mj 5.6 NEAR_MIYAKOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
105 ; 195 88 ; 83 -7 ; -178 1.19e+17 Nm 17 km Mw 5.4  76.71






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)

    
ZMM(Zamami)

    
KGM(Kunigami)




retreive digital waveform data






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Earthquake Information 2002/01/16,13:14(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/16,13:14 25.7 N 125.3 E 20 km Mj 3.6 NW_OFF_MIYAKOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
217 ; 104 72 ; 41 -127 ; -29 5.76e+14 Nm 41 km Mw 3.8  71.15






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)

    
ZMM(Zamami)

    
KGM(Kunigami)




retreive digital waveform data






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Earthquake Information 2002/01/15,23:17(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/15,23:17 25.7 N 125.2 E 20 km Mj 3.5 NW_OFF_MIYAKOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
212 ; 90 81 ; 16 -104 ; -33 7.11e+14 Nm 8 km Mw 3.9  85.11






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)

    
ZMM(Zamami)

    
KGM(Kunigami)




retreive digital waveform data






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Earthquake Information 2002/01/15,12:59(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/15,12:59 35.9 N 140.6 E 40 km Mj 4.3 SOUTHERN_IBARAKI_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
357 ; 197 70 ; 21 83 ; 109 6.76e+15 Nm 50 km Mw 4.5  94.34






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




past earthquakes occurring in this region



Seismograms


    YMZ(Yamizo)

    
ASI(Ashio)

    
SGN(TsuruSugeno)

    
JIZ(Nakaizu)

    
FUJ(Fujigawa)

    
TTO(Takato)

    
KZK(Kashiwazaki)

    
SBT(Shibata)

    
NAA(Asahi)

    
KSN(Kenennuma)




retreive digital waveform data






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Earthquake Information 2002/01/15,03:38(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/15,03:38 23.8 N 126.6 E 10 km Mj 3.7 FAR_S_OFF_OKINAWAJIMA





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
287 ; 94 73 ; 17 94 ; 78 1.04e+15 Nm 8 km Mw 4.0  71.73






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)

    
ZMM(Zamami)

    
KGM(Kunigami)




retreive digital waveform data






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Earthquake Information 2002/01/14,16:46(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/14,16:46 25.7 N 125.3 E 20 km Mj 3.9 NW_OFF_MIYAKOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
212 ; 120 86 ; 66 -156 ; -4 4.02e+15 Nm 32 km Mw 4.4  71.09






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)

    
ZMM(Zamami)

    
KGM(Kunigami)




retreive digital waveform data






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Earthquake Information 2002/01/14,16:34(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/14,16:34 24.8 N 122.5 E 60 km Mj 4.6 NW_OFF_ISHIGAKIJIMA_IS





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
105 ; 307 47 ; 45 74 ; 106 1.63e+16 Nm 44 km Mw 4.8  73.72






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)




retreive digital waveform data






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Earthquake Information 2002/01/14,10:27(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/14,10:27 25.7 N 125.3 E 20 km Mj 4.0 NW_OFF_MIYAKOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
214 ; 73 68 ; 27 -106 ; -54 2.09e+15 Nm 8 km Mw 4.2  92.70






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)

    
ZMM(Zamami)

    
KGM(Kunigami)




retreive digital waveform data






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Earthquake Information 2002/01/14,07:28(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/14,07:28 25.7 N 125.2 E 30 km Mj 4.2 NW_OFF_MIYAKOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
125 ; 260 63 ; 35 -66 ; -129 1.20e+15 Nm 8 km Mw 4.0  83.51






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)

    
ZMM(Zamami)

    
KGM(Kunigami)




retreive digital waveform data






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Earthquake Information 2002/01/13,21:37(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/13,21:37 25.7 N 125.2 E 20 km Mj 3.6 NW_OFF_MIYAKOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
214 ; 91 79 ; 21 -107 ; -34 9.11e+14 Nm 20 km Mw 3.9  89.21






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)

    
ZMM(Zamami)

    
KGM(Kunigami)




retreive digital waveform data






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Earthquake Information 2002/01/13,02:47(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/13,02:47 33.7 N 132.7 E 40 km Mj 4.0 NE_EHIME_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
319 ; 162 49 ; 43 -106 ; -73 3.59e+14 Nm 50 km Mw 3.7  71.03






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




past earthquakes occurring in this region



Seismograms


    UMJ(Umaji)

    
NRW(Nariwa)

    
TKD(Takeda)

    
YSI(Yoshida)

    
YTY(Toyota)

    
TMC(Tomochi)

    
YZK(Yamazaki)

    
SBR(Sefuri)

    
TKO(Takaoka)

    
ABU(Abuyama)

    
KIS(Kiwa)

    
YAS(Yasaka)

    
TAS(Tashiro)

    
FUK(Fukue)




retreive digital waveform data






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Earthquake Information 2002/01/13,00:34(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/13,00:34 33.7 N 132.7 E 40 km Mj 3.9 NE_EHIME_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
317 ; 164 52 ; 41 -107 ; -69 2.63e+14 Nm 47 km Mw 3.6  71.47






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




past earthquakes occurring in this region



Seismograms


    UMJ(Umaji)

    
NRW(Nariwa)

    
TKD(Takeda)

    
YSI(Yoshida)

    
YTY(Toyota)

    
TMC(Tomochi)

    
YZK(Yamazaki)

    
SBR(Sefuri)

    
TKO(Takaoka)

    
ABU(Abuyama)

    
KIS(Kiwa)

    
YAS(Yasaka)

    
TAS(Tashiro)

    
FUK(Fukue)




retreive digital waveform data






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Earthquake Information 2002/01/13,00:19(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/13,00:19 29.6 N 129.9 E 30 km Mj 3.7 NEAR_TOKARA_ISLANDS





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
276 ; 90 52 ; 38 -86 ; -95 2.58e+14 Nm 8 km Mw 3.6  57.74






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




past earthquakes occurring in this region



Seismograms


    KYK(Nagata)

    
AMM(AmamiOshima)

    
TAS(Tashiro)

    
TKO(Takaoka)

    
TMC(Tomochi)

    
KGM(Kunigami)

    
FUK(Fukue)

    
TKD(Takeda)




retreive digital waveform data






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Earthquake Information 2002/01/12,23:25(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/12,23:25 25.7 N 125.3 E 20 km Mj 3.5 NW_OFF_MIYAKOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
215 ; 77 78 ; 16 -100 ; -49 8.56e+14 Nm 14 km Mw 3.9  75.64






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)

    
ZMM(Zamami)

    
KGM(Kunigami)




retreive digital waveform data






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Earthquake Information 2002/01/12,20:59(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/12,20:59 25.7 N 125.2 E 20 km Mj 4.1 NW_OFF_MIYAKOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
208 ; 115 87 ; 44 -134 ; -5 3.92e+15 Nm 5 km Mw 4.4  83.04






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)

    
ZMM(Zamami)

    
KGM(Kunigami)

    
AMM(AmamiOshima)




retreive digital waveform data






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Earthquake Information 2002/01/12,17:06(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/12,17:06 25.7 N 125.2 E 20 km Mj 3.5 NW_OFF_MIYAKOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
294 ; 201 87 ; 50 40 ; 176 4.00e+14 Nm 5 km Mw 3.7  61.58






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)

    
ZMM(Zamami)

    
KGM(Kunigami)




retreive digital waveform data






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Earthquake Information 2002/01/12,16:54(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/12,16:54 25.7 N 125.3 E 20 km Mj 4.3 NW_OFF_MIYAKOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
67 ; 265 66 ; 25 -98 ; -73 2.20e+15 Nm 5 km Mw 4.2  74.08






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)

    
ZMM(Zamami)

    
KGM(Kunigami)




retreive digital waveform data






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Earthquake Information 2002/01/12,16:52(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/12,16:52 25.7 N 125.2 E 10 km Mj 4.4 NW_OFF_MIYAKOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
115 ; 227 63 ; 54 -41 ; -145 6.49e+15 Nm 8 km Mw 4.5  88.48






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)

    
ZMM(Zamami)

    
KGM(Kunigami)




retreive digital waveform data






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Earthquake Information 2002/01/12,16:29(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/12,16:29 25.7 N 125.2 E 10 km Mj 4.9 NW_OFF_MIYAKOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
124 ; 223 75 ; 60 -31 ; -162 1.96e+16 Nm 8 km Mw 4.8  91.16






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)

    
ZMM(Zamami)

    
KGM(Kunigami)

    
AMM(AmamiOshima)




retreive digital waveform data






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Earthquake Information 2002/01/12,14:00(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/12,14:00 43.6 N 147.4 E 30 km Mj 5.0 E_OFF_HOKKAIDO





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
139 ; 28 80 ; 26 65 ; 157 1.18e+16 Nm 56 km Mw 4.7  67.80






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




past earthquakes occurring in this region



Seismograms


    NMR(Nemuro)

    
KNP(Kunneppu)

    
URH(Urahoro)

    
TNK(Nakagawa)

    
HSS(Sapporo)

    
TMR(Tomari)




retreive digital waveform data






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Earthquake Information 2002/01/12,11:27(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/12,11:27 25.7 N 125.2 E 20 km Mj 4.0 NW_OFF_MIYAKOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
122 ; 226 66 ; 62 -31 ; -152 2.54e+15 Nm 11 km Mw 4.2  88.92






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)

    
ZMM(Zamami)

    
KGM(Kunigami)




retreive digital waveform data






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Earthquake Information 2002/01/12,05:44(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/12,05:44 25.7 N 125.3 E 10 km Mj 3.7 NW_OFF_MIYAKOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
215 ; 112 72 ; 55 -143 ; -22 7.67e+14 Nm 8 km Mw 3.9  80.33






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)

    
ZMM(Zamami)

    
KGM(Kunigami)




retreive digital waveform data






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Earthquake Information 2002/01/12,01:38(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/12,01:38 25.7 N 125.3 E 20 km Mj 4.7 NW_OFF_MIYAKOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
101 ; 244 57 ; 40 -68 ; -120 7.80e+15 Nm 5 km Mw 4.6  91.30






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)

    
ZMM(Zamami)

    
KGM(Kunigami)




retreive digital waveform data






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Earthquake Information 2002/01/12,01:30(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/12,01:30 25.7 N 125.3 E 20 km Mj 3.9 NW_OFF_MIYAKOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
317 ; 222 84 ; 51 40 ; 172 6.45e+14 Nm 5 km Mw 3.8  57.00






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)

    
ZMM(Zamami)

    
KGM(Kunigami)




retreive digital waveform data






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Earthquake Information 2002/01/12,00:46(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/12,00:46 25.7 N 125.2 E 10 km Mj 4.8 NW_OFF_MIYAKOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
217 ; 125 89 ; 37 -127 ; -2 1.78e+16 Nm 5 km Mw 4.8  90.44






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)

    
ZMM(Zamami)

    
KGM(Kunigami)




retreive digital waveform data






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Earthquake Information 2002/01/12,00:18(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/12,00:18 25.7 N 125.2 E 10 km Mj 5.2 NW_OFF_MIYAKOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
104 ; 245 53 ; 44 -64 ; -120 8.09e+16 Nm 5 km Mw 5.2  86.60






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)

    
ZMM(Zamami)

    
KGM(Kunigami)

    
AMM(AmamiOshima)




retreive digital waveform data






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Earthquake Information 2002/01/11,23:59(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/11,23:59 25.8 N 125.2 E 10 km Mj 4.0 NW_OFF_MIYAKOJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
120 ; 234 67 ; 46 -49 ; -147 2.47e+15 Nm 8 km Mw 4.2  91.13






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




past earthquakes occurring in this region



Seismograms


    IGK(Ishigaki)

    
ZMM(Zamami)

    
KGM(Kunigami)




retreive digital waveform data






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Earthquake Information 2002/01/11,21:58(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/11,21:58 33.9 N 137.2 E 390 km Mj 5.2 SE_OFF_KII_PENINSULA





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
185 ; 353 76 ; 14 93 ; 78 1.93e+16 Nm 360 km Mw 4.8  94.21






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




past earthquakes occurring in this region



Seismograms


    KIS(Kiwa)

    
NAA(Asahi)

    
ABU(Abuyama)

    
FUJ(Fujigawa)

    
JIZ(Nakaizu)

    
TTO(Takato)

    
SGN(TsuruSugeno)

    
YAS(Yasaka)

    
YZK(Yamazaki)

    
UMJ(Umaji)

    
NRW(Nariwa)

    
ASI(Ashio)

    
YSI(Yoshida)

    
YMZ(Yamizo)

    
SBT(Shibata)

    
TKD(Takeda)

    
YTY(Toyota)




retreive digital waveform data






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Earthquake Information 2002/01/09,15:41(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/09,15:41 34.2 N 139.7 E 110 km Mj 4.7 NEAR_MIYAKEJIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
159 ; 56 79 ; 40 51 ; 163 3.22e+16 Nm 110 km Mw 5.0  96.12






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




past earthquakes occurring in this region



Seismograms


    JIZ(Nakaizu)

    
SGN(TsuruSugeno)

    
FUJ(Fujigawa)

    
TTO(Takato)

    
NAA(Asahi)

    
ASI(Ashio)

    
YMZ(Yamizo)

    
KIS(Kiwa)

    
KZK(Kashiwazaki)

    
ABU(Abuyama)




retreive digital waveform data






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Earthquake Information 2002/01/08,19:15(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/08,19:15 43.6 N 147.4 E 10 km Mj 3.8 E_OFF_HOKKAIDO





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
273 ; 179 88 ; 28 -118 ; -4 5.64e+14 Nm 44 km Mw 3.8  52.45






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




past earthquakes occurring in this region



Seismograms


    NMR(Nemuro)

    
KNP(Kunneppu)

    
URH(Urahoro)




retreive digital waveform data






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Earthquake Information 2002/01/07,22:35(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/07,22:35 36.2 N 140.9 E 40 km Mj 4.0 E_OFF_IBARAKI_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
328 ; 207 77 ; 23 70 ; 147 2.52e+14 Nm 41 km Mw 3.6  64.27






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




past earthquakes occurring in this region



Seismograms


    YMZ(Yamizo)

    
ASI(Ashio)

    
SGN(TsuruSugeno)

    
JIZ(Nakaizu)

    
SBT(Shibata)

    
KZK(Kashiwazaki)

    
FUJ(Fujigawa)

    
TTO(Takato)

    
KSN(Kenennuma)

    
NAA(Asahi)




retreive digital waveform data






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Earthquake Information 2002/01/07,09:50(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/07,09:50 35.9 N 141.0 E 30 km Mj 3.7 E_OFF_IBARAKI_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
320 ; 166 59 ; 34 -104 ; -68 4.87e+14 Nm 32 km Mw 3.8  76.43






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




past earthquakes occurring in this region



Seismograms


    YMZ(Yamizo)

    
ASI(Ashio)

    
SGN(TsuruSugeno)

    
JIZ(Nakaizu)

    
FUJ(Fujigawa)

    
TTO(Takato)

    
SBT(Shibata)

    
KZK(Kashiwazaki)

    
NAA(Asahi)

    
KSN(Kenennuma)

    
KSK(Kawasaki)




retreive digital waveform data






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Earthquake Information 2002/01/06,09:35(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/06,09:35 36.4 N 141.0 E 40 km Mj 4.6 E_OFF_IBARAKI_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
10 ; 220 69 ; 24 78 ; 118 1.23e+15 Nm 38 km Mw 4.0  94.93






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




past earthquakes occurring in this region



Seismograms


    YMZ(Yamizo)

    
ASI(Ashio)

    
SGN(TsuruSugeno)

    
SBT(Shibata)

    
KZK(Kashiwazaki)

    
JIZ(Nakaizu)

    
TTO(Takato)

    
FUJ(Fujigawa)

    
KSN(Kenennuma)

    
NAA(Asahi)




retreive digital waveform data






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Earthquake Information 2002/01/06,07:35(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/06,07:35 36.4 N 141.0 E 50 km Mj 3.5 E_OFF_IBARAKI_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
70 ; 175 69 ; 55 142 ; 26 1.32e+14 Nm 35 km Mw 3.4  73.74






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




past earthquakes occurring in this region



Seismograms


    YMZ(Yamizo)

    
ASI(Ashio)

    
SGN(TsuruSugeno)

    
SBT(Shibata)

    
KZK(Kashiwazaki)

    
JIZ(Nakaizu)

    
TTO(Takato)

    
FUJ(Fujigawa)

    
KSN(Kenennuma)

    
NAA(Asahi)




retreive digital waveform data






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Earthquake Information 2002/01/04,07:34(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/04,07:34 34.0 N 135.6 E 30 km Mj 4.1 SOUTHERN_NARA_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
43 ; 190 66 ; 28 105 ; 60 5.79e+14 Nm 11 km Mw 3.8  56.90






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




past earthquakes occurring in this region



Seismograms


    ABU(Abuyama)

    
UMJ(Umaji)

    
YZK(Yamazaki)

    
YAS(Yasaka)

    
NRW(Nariwa)

    
NAA(Asahi)

    
YSI(Yoshida)

    
FUJ(Fujigawa)

    
TTO(Takato)

    
JIZ(Nakaizu)

    
SGN(TsuruSugeno)

    
ISI(Tokushima)




retreive digital waveform data






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Earthquake Information 2002/01/04,05:00(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/04,05:00 35.0 N 138.3 E 10 km Mj 3.8 CENTRAL_SHIZUOKA_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
150 ; 240 90 ; 87 -3 ; -180 3.69e+14 Nm 20 km Mw 3.7  92.08






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




past earthquakes occurring in this region



Seismograms


    JIZ(Nakaizu)

    
SGN(TsuruSugeno)

    
NAA(Asahi)

    
TTO(Takato)

    
ASI(Ashio)

    
ABU(Abuyama)

    
KIS(Kiwa)

    
KZK(Kashiwazaki)

    
YMZ(Yamizo)

    
YAS(Yasaka)

    
SBT(Shibata)

    
YZK(Yamazaki)




retreive digital waveform data






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





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/04,04:19 34.0 N 135.6 E 20 km Mj 3.9 SOUTHERN_NARA_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
37 ; 214 64 ; 26 92 ; 87 3.33e+14 Nm 17 km Mw 3.6  80.80






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




past earthquakes occurring in this region



Seismograms


    ABU(Abuyama)

    
UMJ(Umaji)

    
YZK(Yamazaki)

    
YAS(Yasaka)

    
NRW(Nariwa)

    
NAA(Asahi)

    
YSI(Yoshida)

    
FUJ(Fujigawa)

    
TTO(Takato)

    
JIZ(Nakaizu)

    
SGN(TsuruSugeno)

    
KNM(Kanayama)




retreive digital waveform data






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Earthquake Information 2002/01/04,03:08(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/04,03:08 33.9 N 135.6 E 20 km Mj 3.6 SOUTHERN_NARA_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
40 ; 189 66 ; 28 104 ; 62 2.40e+14 Nm 23 km Mw 3.6  61.54






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




past earthquakes occurring in this region



Seismograms


    ABU(Abuyama)

    
UMJ(Umaji)

    
YZK(Yamazaki)

    
YAS(Yasaka)

    
NRW(Nariwa)

    
NAA(Asahi)

    
YSI(Yoshida)

    
FUJ(Fujigawa)

    
TTO(Takato)

    
JIZ(Nakaizu)

    
SGN(TsuruSugeno)




retreive digital waveform data






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Earthquake Information 2002/01/04,02:05(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/04,02:05 35.1 N 135.8 E 20 km Mj 3.8 MID_KYOTO_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
189 ; 355 48 ; 43 99 ; 80 1.20e+14 Nm 14 km Mw 3.4  50.88






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




past earthquakes occurring in this region



Seismograms


    YAS(Yasaka)

    
YZK(Yamazaki)

    
KIS(Kiwa)

    
NAA(Asahi)

    
NRW(Nariwa)

    
TTO(Takato)

    
UMJ(Umaji)

    
FUJ(Fujigawa)

    
YSI(Yoshida)

    
SGN(TsuruSugeno)

    
JIZ(Nakaizu)

    
KZK(Kashiwazaki)

    
ASI(Ashio)

    
WTR(Watarai)

    
KNM(Kanayama)




retreive digital waveform data






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Earthquake Information 2002/01/03,07:58(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/03,07:58 44.5 N 149.7 E 30 km Mj 4.9 SE_OFF_ETOROFU





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
45 ; 201 66 ; 26 100 ; 69 6.51e+16 Nm 32 km Mw 5.2  87.24






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




past earthquakes occurring in this region



Seismograms


    NMR(Nemuro)




retreive digital waveform data






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Earthquake Information 2002/01/02,07:17(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/02,07:17 30.1 N 131.3 E 30 km Mj 3.5 E_OFF_TANEGASHIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
22 ; 215 63 ; 27 84 ; 101 1.65e+15 Nm 17 km Mw 4.1  80.33






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




past earthquakes occurring in this region



Seismograms


    KYK(Nagata)

    
TAS(Tashiro)

    
TKO(Takaoka)

    
TMC(Tomochi)

    
AMM(AmamiOshima)

    
TKD(Takeda)

    
FUK(Fukue)

    
SBR(Sefuri)




retreive digital waveform data






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Earthquake Information 2002/01/01,23:06(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/01,23:06 30.1 N 131.3 E 30 km Mj 3.6 E_OFF_TANEGASHIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
24 ; 199 63 ; 27 92 ; 86 1.97e+15 Nm 20 km Mw 4.2  76.93






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




past earthquakes occurring in this region



Seismograms


    KYK(Nagata)

    
TAS(Tashiro)

    
TKO(Takaoka)

    
TMC(Tomochi)

    
AMM(AmamiOshima)

    
TKD(Takeda)

    
FUK(Fukue)

    
SBR(Sefuri)




retreive digital waveform data






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Earthquake Information 2002/01/01,13:36(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/01,13:36 41.5 N 142.0 E 60 km Mj 3.8 E_OFF_AOMORI_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
46 ; 185 62 ; 36 113 ; 54 3.64e+15 Nm 74 km Mw 4.3  66.80






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




past earthquakes occurring in this region



Seismograms


    TMR(Tomari)

    
HSS(Sapporo)

    
URH(Urahoro)

    
KSN(Kenennuma)

    
KNP(Kunneppu)

    
TNK(Nakagawa)

    
NMR(Nemuro)

    
KMU(Kamikineusu)

    
IMG(Imagane)




retreive digital waveform data






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Earthquake Information 2002/01/01,01:18(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/01,01:18 30.4 N 131.1 E 30 km Mj 3.6 NEAR_TANEGASHIMA_ISLAND





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
24 ; 194 73 ; 18 93 ; 80 1.64e+15 Nm 38 km Mw 4.1  67.89






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




past earthquakes occurring in this region



Seismograms


    KYK(Nagata)

    
TAS(Tashiro)

    
TKO(Takaoka)

    
TMC(Tomochi)

    
TKD(Takeda)

    
AMM(AmamiOshima)

    
FUK(Fukue)

    
SBR(Sefuri)




retreive digital waveform data






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Earthquake Information 2002/01/01,00:34(UT)





Earthquake Mechanism Information

Hypocenter Information Provided by JMA



Origin Time(UT) Latitude Longitude Depth Magnitude Region
2002/01/01,00:34 35.5 N 139.0 E 20 km Mj 3.7 EASTERN_YAMANASHI_PREF





Focal Mechanism Solution Determined Manually



Strike Dip Rake Mo Depth Magnitude VarRed
31 ; 290 78 ; 48 44 ; 164 1.10e+14 Nm 23 km Mw 3.3  73.39






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




past earthquakes occurring in this region



Seismograms


    FUJ(Fujigawa)

    
JIZ(Nakaizu)

    
TTO(Takato)

    
ASI(Ashio)

    
NAA(Asahi)

    
YMZ(Yamizo)

    
KZK(Kashiwazaki)

    
SBT(Shibata)

    
ABU(Abuyama)

    
KIS(Kiwa)

    
YAS(Yasaka)

    
KNM(Kanayama)




retreive digital waveform data






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Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/31,22:02	29.4 N	130.6 E	30 km	Mj 3.5	NEAR_AMAMI-OSHIMA_ISLAND

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
20 ; 197	70 ; 20	91 ; 87	7.55e+14 Nm	32 km	Mw 3.9	68.20

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/31,15:55	29.4 N	130.6 E	20 km	Mj 3.8	NEAR_AMAMI-OSHIMA_ISLAND

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
179 ; 13	56 ; 35	82 ; 102	3.05e+15 Nm	29 km	Mw 4.3	77.03

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/31,15:54	29.4 N	130.6 E	30 km	Mj 4.0	NEAR_AMAMI-OSHIMA_ISLAND

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
23 ; 214	77 ; 13	87 ; 101	4.18e+15 Nm	17 km	Mw 4.4	78.91

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/30,21:55	23.8 N	122.7 E	30 km	Mj 3.6	NEAR_ISHIGAKIJIMA_ISLAND

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
347 ; 212	51 ; 48	-122 ; -56	7.57e+14 Nm	14 km	Mw 3.9	77.62

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/30,19:17	23.9 N	122.5 E	50 km	Mj 3.6	NW_OFF_ISHIGAKIJIMA_IS

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
65 ; 173	88 ; 7	-83 ; -162	3.47e+15 Nm	8 km	Mw 4.3	72.56

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/30,17:23	36.4 N	141.2 E	50 km	Mj 3.6	E_OFF_IBARAKI_PREF

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
10 ; 250	77 ; 24	69 ; 147	2.82e+14 Nm	47 km	Mw 3.6	84.47

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/29,09:50	36.8 N	140.9 E	60 km	Mj 4.2	E_OFF_IBARAKI_PREF

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
230 ; 15	77 ; 16	99 ; 56	9.92e+14 Nm	53 km	Mw 4.0	93.27

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/28,23:45	37.7 N	141.9 E	40 km	Mj 5.1	E_OFF_FUKUSHIMA_PREF

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
23 ; 198	71 ; 19	91 ; 86	1.35e+16 Nm	41 km	Mw 4.7	93.90

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/28,23:42	37.8 N	141.8 E	40 km	Mj 4.6	SE_OFF_MIYAGI_PREF

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
23 ; 193	71 ; 19	93 ; 80	5.45e+15 Nm	44 km	Mw 4.5	96.81

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/28,10:20	40.5 N	145.1 E	50 km	Mj 3.9	FAR_E_OFF_NORTH_HONSHU

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
207 ; 21	51 ; 39	-86 ; -95	9.67e+14 Nm	5 km	Mw 4.0	57.20

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/28,00:34	40.5 N	145.1 E	50 km	Mj 4.2	FAR_E_OFF_NORTH_HONSHU

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
208 ; 17	53 ; 37	-84 ; -99	2.92e+15 Nm	5 km	Mw 4.3	67.01

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/27,18:44	25.6 N	125.8 E	70 km	Mj 4.0	NEAR_MIYAKOJIMA_ISLAND

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
304 ; 97	65 ; 27	102 ; 65	5.48e+14 Nm	53 km	Mw 3.8	70.63

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/27,07:09	39.3 N	142.4 E	50 km	Mj 5.6	E_OFF_IWATE_PREF

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
237 ; 66	46 ; 44	84 ; 97	8.70e+16 Nm	47 km	Mw 5.3	86.22

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/26,02:08	42.6 N	144.4 E	60 km	Mj 4.0	SE_OFF_TOKACHI

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
71 ; 261	76 ; 15	87 ; 100	2.65e+14 Nm	41 km	Mw 3.6	72.35

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/24,12:20	28.5 N	128.3 E	shallow	Mj 3.5	NW_OFF_AMAMI-OSHIMA_IS

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
124 ; 224	83 ; 39	-52 ; -168	4.10e+14 Nm	5 km	Mw 3.7	77.38

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/24,07:36	37.8 N	142.9 E	40 km	Mj 4.8	FAR_E_OFF_FUKUSHIMA_PREF

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
36 ; 187	77 ; 15	97 ; 63	1.05e+16 Nm	17 km	Mw 4.6	96.03

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/24,07:08	35.4 N	133.3 E	20 km	Mj 4.6	WESTERN_TOTTORI_PREF

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
345 ; 252	83 ; 71	19 ; 172	5.56e+15 Nm	8 km	Mw 4.5	97.86

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/23,13:43	37.8 N	142.9 E	30 km	Mj 3.8	FAR_E_OFF_FUKUSHIMA_PREF

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
28 ; 201	72 ; 18	92 ; 83	3.76e+14 Nm	17 km	Mw 3.7	69.54

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/23,12:47	37.8 N	142.9 E	30 km	Mj 4.8	FAR_E_OFF_FUKUSHIMA_PREF

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
42 ; 176	79 ; 15	101 ; 44	1.58e+16 Nm	20 km	Mw 4.8	95.54

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/23,03:09	41.2 N	142.2 E	60 km	Mj 4.4	E_OFF_AOMORI_PREF

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
323 ; 226	82 ; 50	41 ; 169	1.70e+15 Nm	65 km	Mw 4.1	79.84

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/22,19:03	24.1 N	122.8 E	30 km	Mj 4.3	NW_OFF_ISHIGAKIJIMA_IS

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
11 ; 259	79 ; 27	-115 ; -25	1.29e+15 Nm	8 km	Mw 4.0	94.33

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/22,13:09	32.5 N	132.1 E	30 km	Mj 4.0	HYUGANADA_REGION

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
183 ; 35	79 ; 12	-96 ; -59	7.90e+14 Nm	35 km	Mw 3.9	89.91

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/22,09:08	42.9 N	145.5 E	40 km	Mj 3.7	OFF_NEMURO_PENINSULA

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
42 ; 241	56 ; 36	79 ; 106	3.74e+14 Nm	44 km	Mw 3.7	68.09

Origin Time(UT)	Latitude	Longitude	Depth	Magnitude	Region
2002/01/22,06:47	21.9 N	121.8 E	40 km	Mj 4.3	TAIWAN_REGION

Strike	Dip	Rake	Mo	Depth	Magnitude	VarRed
38 ; 193	71 ; 20	99 ; 66	2.65e+16 Nm	68 km	Mw 4.9	77.27

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