Data Report
Focal mechanisms / 199709
Contributed by NIED
Earthquake Information 1997/09/30,22:24(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1997/09/30,22:24 | 42.1 N | 142.3 E | 40 km | Mj 4.0 | S_OFF_URAKAWA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
151 ; 244 | 80 ; 73 | 163 ; 11 | 1.43e+15 Nm | 38 km | Mw 4.1 | 71.44 |
Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region
Seismograms
retreive digital waveform data
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Earthquake Information 1997/09/29,14:46(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1997/09/29,14:46 | 35.7 N | 140.7 E | 60 km | Mj 4.5 | NEAR_CHOSHI_CITY |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
11 ; 176 | 58 ; 33 | 98 ; 77 | 7.37e+15 Nm | 44 km | Mw 4.5 | 83.87 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 1997/09/28,18:54(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1997/09/28,18:54 | 36.1 N | 140.9 E | 50 km | Mj 3.8 | E_OFF_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
328 ; 173 | 49 ; 44 | 72 ; 109 | 4.46e+14 Nm | 50 km | Mw 3.7 | 70.13 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 1997/09/28,15:57(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1997/09/28,15:57 | 36.2 N | 139.8 E | 50 km | Mj 3.7 | SW_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
52 ; 211 | 53 ; 39 | 103 ; 74 | 1.90e+14 Nm | 41 km | Mw 3.5 | 56.40 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 1997/09/27,05:22(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1997/09/27,05:22 | 36.2 N | 140.9 E | 40 km | Mj 4.4 | E_OFF_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
10 ; 226 | 72 ; 22 | 77 ; 124 | 6.51e+14 Nm | 41 km | Mw 3.8 | 53.26 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 1997/09/26,14:12(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1997/09/26,14:12 | 34.4 N | 138.2 E | 30 km | Mj 4.0 | ENSYUNADA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
111 ; 298 | 52 ; 38 | 86 ; 96 | 1.79e+15 Nm | 11 km | Mw 4.1 | 88.35 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 1997/09/23,22:02(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1997/09/23,22:02 | 35.6 N | 138.9 E | 20 km | Mj 4.2 | EASTERN_YAMANASHI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
31 ; 154 | 68 ; 37 | 121 ; 39 | 6.39e+14 Nm | 8 km | Mw 3.8 | 60.81 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 1997/09/16,05:28(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1997/09/16,05:28 | 34.7 N | 136.0 E | 20 km | Mj 4.0 | NORTHERN_NARA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
35 ; 186 | 47 ; 47 | 111 ; 69 | 3.00e+14 Nm | 11 km | Mw 3.6 | 69.68 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 1997/09/15,03:03(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1997/09/15,03:03 | 31.1 N | 131.5 E | 40 km | Mj 4.2 | SE_OFF_OSUMI_PEN |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
20 ; 176 | 75 ; 16 | 97 ; 67 | 1.56e+16 Nm | 29 km | Mw 4.8 | 66.98 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 1997/09/15,01:08(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1997/09/15,01:08 | 34.3 N | 141.4 E | 60 km | Mj 4.5 | FAR_SE_OFF_BOSO_PEN |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
136 ; 234 | 85 ; 32 | -59 ; -171 | 7.26e+15 Nm | 53 km | Mw 4.5 | 73.08 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 1997/09/14,05:33(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1997/09/14,05:33 | 34.4 N | 139.3 E | 10 km | Mj 4.0 | NEAR_NIIJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
218 ; 128 | 89 ; 88 | 2 ; 179 | 2.66e+15 Nm | 17 km | Mw 4.2 | 66.20 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 1997/09/08,04:06(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1997/09/08,04:06 | 36.3 N | 141.0 E | 50 km | Mj 3.8 | E_OFF_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
5 ; 246 | 77 ; 26 | 68 ; 149 | 6.39e+14 Nm | 38 km | Mw 3.8 | 87.15 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 1997/09/07,23:40(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1997/09/07,23:40 | 35.6 N | 140.0 E | 110 km | Mj 5.2 | CENTRAL_CHIBA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
50 ; 305 | 71 ; 52 | 41 ; 156 | 6.62e+16 Nm | 101 km | Mw 5.2 | 90.53 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 1997/09/06,17:46(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1997/09/06,17:46 | 30.1 N | 131.4 E | 40 km | Mj 3.6 | E_OFF_TANEGASHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
183 ; 35 | 67 ; 26 | 77 ; 119 | 8.56e+15 Nm | 26 km | Mw 4.6 | 57.18 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 1997/09/06,17:19(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1997/09/06,17:19 | 35.0 N | 135.5 E | 10 km | Mj 4.4 | KYOTO_OSAKA_BORDER_REG |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
223 ; 131 | 84 ; 67 | -157 ; -6 | 1.17e+15 Nm | 17 km | Mw 4.0 | 95.95 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 1997/09/05,04:04(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1997/09/05,04:04 | 37.4 N | 134.3 E | 90 km | Mj 4.4 | SEA_OF_JAPAN |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
315 ; 208 | 68 ; 53 | 40 ; 153 | 3.38e+15 Nm | 8 km | Mw 4.3 | 83.21 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 1997/09/05,00:51(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1997/09/05,00:51 | 36.2 N | 141.3 E | 30 km | Mj 4.0 | FAR_E_OFF_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
114 ; 15 | 82 ; 42 | 48 ; 168 | 1.01e+15 Nm | 5 km | Mw 4.0 | 78.54 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 1997/09/03,20:16(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1997/09/03,20:16 | 35.3 N | 133.4 E | shallow | Mj 5.5 | WESTERN_TOTTORI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
325 ; 234 | 89 ; 57 | 33 ; 178 | 6.83e+16 Nm | 5 km | Mw 5.2 | 96.23 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 1997/09/03,20:12(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1997/09/03,20:12 | 35.3 N | 133.4 E | 10 km | Mj 4.7 | WESTERN_TOTTORI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
321 ; 229 | 86 ; 69 | 21 ; 175 | 3.63e+15 Nm | 8 km | Mw 4.3 | 96.53 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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