Data Report
Focal mechanisms / 200302
Contributed by NIED
Earthquake Information 2003/02/28,13:34(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/28,13:34 | 41.9 N | 139.2 E | 20 km | Mj 4.1 | SW_OFF_HOKKAIDO |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
8 ; 181 | 61 ; 29 | 93 ; 84 | 3.67e+14 Nm | 11 km | Mw 3.7 | 66.00 |
Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region
Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/28,04:58(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/28,04:58 | 33.6 N | 142.0 E | 10 km | Mj 3.9 | FAR_E_OFF_IZU_ISLANDS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
154 ; 16 | 64 ; 34 | -112 ; -53 | 2.40e+15 Nm | 8 km | Mw 4.2 | 69.97 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/28,00:19(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/28,00:19 | 42.6 N | 142.8 E | 40 km | Mj 3.6 | HIDAKA_MOUNTAINS_REGION |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
115 ; 24 | 89 ; 47 | 43 ; 179 | 1.24e+14 Nm | 26 km | Mw 3.4 | 84.64 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/25,23:38(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/25,23:38 | 44.4 N | 148.5 E | 30 km | Mj 3.7 | SE_OFF_ETOROFU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
2 ; 221 | 59 ; 38 | 67 ; 123 | 4.74e+14 Nm | 35 km | Mw 3.8 | 64.83 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/25,18:03(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/25,18:03 | 33.8 N | 135.4 E | 50 km | Mj 3.7 | CENTRAL_WAKAYAMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
318 ; 192 | 73 ; 28 | -112 ; -39 | 1.93e+14 Nm | 41 km | Mw 3.5 | 83.08 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/23,17:00(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/23,17:00 | 42.0 N | 142.4 E | 60 km | Mj 4.9 | S_OFF_URAKAWA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
26 ; 236 | 69 ; 24 | 79 ; 117 | 2.32e+16 Nm | 47 km | Mw 4.9 | 93.32 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/23,13:38(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/23,13:38 | 42.2 N | 141.1 E | 120 km | Mj 4.2 | S_OFF_TOMAKOMAI |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
191 ; 343 | 61 ; 32 | 104 ; 65 | 1.25e+16 Nm | 122 km | Mw 4.7 | 95.07 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/23,01:26(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/23,01:26 | 34.0 N | 139.4 E | 20 km | Mj 3.7 | NEAR_MIYAKEJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
77 ; 169 | 81 ; 80 | 170 ; 9 | 2.95e+14 Nm | 11 km | Mw 3.6 | 72.55 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/22,03:34(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/22,03:34 | 36.5 N | 136.3 E | shallow | Mj 3.6 | NW_OFF_HOKURIKU_DISTRICT |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
53 ; 238 | 55 ; 35 | 87 ; 94 | 1.60e+14 Nm | 14 km | Mw 3.4 | 55.06 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/21,08:32(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/21,08:32 | 38.5 N | 144.4 E | 40 km | Mj 3.6 | FAR_E_OFF_NORTH_HONSHU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
183 ; 25 | 51 ; 41 | -104 ; -73 | 4.30e+14 Nm | 5 km | Mw 3.7 | 54.44 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/19,21:19(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/19,21:19 | 35.7 N | 140.8 E | 60 km | Mj 4.6 | NEAR_CHOSHI_CITY |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
356 ; 168 | 67 ; 24 | 93 ; 83 | 5.83e+15 Nm | 50 km | Mw 4.5 | 87.13 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/19,05:02(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/19,05:02 | 44.1 N | 141.8 E | 220 km | Mj 5.9 | RUMOI_REGION |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
288 ; 184 | 77 ; 44 | -133 ; -18 | 8.43e+17 Nm | 240 km | Mw 5.9 | 91.81 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/19,00:24(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/19,00:24 | 43.3 N | 147.3 E | 40 km | Mj 4.7 | E_OFF_HOKKAIDO |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
52 ; 185 | 69 ; 29 | 111 ; 47 | 1.17e+16 Nm | 50 km | Mw 4.7 | 83.81 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/16,21:37(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/16,21:37 | 28.4 N | 130.3 E | 30 km | Mj 3.6 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
66 ; 159 | 89 ; 13 | 103 ; 3 | 1.47e+15 Nm | 8 km | Mw 4.1 | 58.45 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/16,21:06(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/16,21:06 | 43.2 N | 147.8 E | 10 km | Mj 3.6 | E_OFF_HOKKAIDO |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
221 ; 324 | 69 ; 60 | 148 ; 24 | 6.06e+14 Nm | 11 km | Mw 3.8 | 62.49 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/16,03:03(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/16,03:03 | 37.4 N | 141.2 E | 70 km | Mj 5.1 | E_OFF_FUKUSHIMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
188 ; 357 | 60 ; 30 | 95 ; 80 | 4.98e+16 Nm | 62 km | Mw 5.1 | 93.88 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/14,01:54(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/14,01:54 | 36.5 N | 140.6 E | 50 km | Mj 4.2 | NORTHERN_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
23 ; 232 | 63 ; 30 | 76 ; 115 | 1.41e+15 Nm | 56 km | Mw 4.1 | 89.25 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/12,19:17(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/12,19:17 | 43.6 N | 144.5 E | shallow | Mj 3.8 | TESHIKAGA_REGION |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
112 ; 263 | 67 ; 26 | -78 ; -116 | 9.80e+14 Nm | 5 km | Mw 4.0 | 82.11 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/12,16:50(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/12,16:50 | 35.2 N | 140.2 E | 50 km | Mj 3.9 | SOUTHERN_BOSO_PENINSULA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
257 ; 24 | 64 ; 39 | -60 ; -135 | 7.63e+14 Nm | 35 km | Mw 3.9 | 81.89 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/12,13:33(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/12,13:33 | 43.2 N | 147.9 E | 10 km | Mj 4.0 | E_OFF_HOKKAIDO |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
246 ; 121 | 82 ; 13 | -101 ; -36 | 3.58e+15 Nm | 5 km | Mw 4.3 | 56.37 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/12,13:13(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/12,13:13 | 34.1 N | 139.4 E | 20 km | Mj 4.7 | NEAR_MIYAKEJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
6 ; 99 | 80 ; 76 | -14 ; -170 | 1.79e+16 Nm | 14 km | Mw 4.8 | 92.66 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/12,09:25(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/12,09:25 | 43.2 N | 145.9 E | 90 km | Mj 4.3 | OFF_NEMURO_PENINSULA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
204 ; 50 | 50 ; 43 | -108 ; -70 | 6.90e+14 Nm | 98 km | Mw 3.9 | 59.26 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/12,09:02(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/12,09:02 | 33.7 N | 140.9 E | 60 km | Mj 4.6 | E_OFF_HACHIJOJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
224 ; 342 | 63 ; 48 | 131 ; 38 | 3.43e+15 Nm | 50 km | Mw 4.3 | 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 2003/02/11,23:28(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/11,23:28 | 35.8 N | 140.8 E | 50 km | Mj 3.8 | NEAR_CHOSHI_CITY |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
22 ; 211 | 78 ; 13 | 88 ; 99 | 1.27e+15 Nm | 56 km | Mw 4.0 | 67.73 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/11,09:34(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/11,09:34 | 36.1 N | 136.3 E | 10 km | Mj 4.1 | CENTRAL_FUKUI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
250 ; 341 | 88 ; 68 | 158 ; 3 | 1.01e+15 Nm | 5 km | Mw 4.0 | 85.19 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/11,06:01(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/11,06:01 | 43.2 N | 147.9 E | 20 km | Mj 4.1 | E_OFF_HOKKAIDO |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
148 ; 57 | 84 ; 79 | 11 ; 174 | 1.15e+15 Nm | 11 km | Mw 4.0 | 57.69 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/11,05:59(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/11,05:59 | 40.7 N | 142.7 E | 20 km | Mj 3.8 | E_OFF_AOMORI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
29 ; 232 | 74 ; 18 | 83 ; 113 | 6.57e+14 Nm | 44 km | Mw 3.8 | 82.54 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/10,21:15(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/10,21:15 | 36.8 N | 141.5 E | 30 km | Mj 4.1 | E_OFF_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
28 ; 216 | 75 ; 15 | 88 ; 97 | 9.11e+14 Nm | 20 km | Mw 3.9 | 82.49 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/08,07:45(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/08,07:45 | 39.2 N | 144.2 E | 60 km | Mj 3.9 | FAR_E_OFF_SANRIKU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
194 ; 14 | 67 ; 23 | -90 ; -91 | 1.31e+15 Nm | 8 km | Mw 4.0 | 65.24 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/07,23:23(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/07,23:23 | 36.3 N | 141.9 E | 70 km | Mj 3.8 | FAR_E_OFF_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
25 ; 207 | 68 ; 22 | 89 ; 92 | 7.09e+14 Nm | 14 km | Mw 3.9 | 67.77 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/07,21:04(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/07,21:04 | 43.2 N | 147.9 E | shallow | Mj 3.9 | E_OFF_HOKKAIDO |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
324 ; 57 | 84 ; 71 | -19 ; -173 | 5.24e+15 Nm | 14 km | Mw 4.4 | 74.33 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/07,19:55(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/07,19:55 | 33.9 N | 132.3 E | 50 km | Mj 3.8 | AKINADA_SETONAIKAI |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
183 ; 347 | 50 ; 41 | -79 ; -103 | 3.07e+14 Nm | 47 km | Mw 3.6 | 88.50 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/07,04:06(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/07,04:06 | 35.1 N | 137.0 E | 40 km | Mj 4.1 | CENTRAL_AICHI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
158 ; 313 | 53 ; 40 | -74 ; -110 | 3.28e+14 Nm | 32 km | Mw 3.6 | 87.47 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/06,18:48(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/06,18:48 | 43.2 N | 147.9 E | shallow | Mj 5.2 | E_OFF_HOKKAIDO |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
305 ; 41 | 81 ; 60 | -30 ; -170 | 7.54e+16 Nm | 11 km | Mw 5.2 | 67.92 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/06,15:12(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/06,15:12 | 29.3 N | 130.8 E | 20 km | Mj 3.7 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
234 ; 138 | 82 ; 54 | -143 ; -10 | 5.60e+14 Nm | 23 km | Mw 3.8 | 78.50 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/06,14:23(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/06,14:23 | 33.2 N | 139.4 E | 30 km | Mj 3.6 | NEAR_HACHIJOJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
303 ; 97 | 63 ; 29 | -78 ; -113 | 1.52e+15 Nm | 5 km | Mw 4.1 | 80.75 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/05,17:37(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/05,17:37 | 35.1 N | 135.6 E | 20 km | Mj 4.2 | MID_KYOTO_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
53 ; 144 | 87 ; 80 | 170 ; 3 | 3.57e+14 Nm | 17 km | Mw 3.7 | 95.09 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/05,00:23(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/05,00:23 | 44.0 N | 148.1 E | shallow | Mj 4.1 | SE_OFF_ETOROFU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
233 ; 142 | 90 ; 17 | -107 ; -1 | 7.37e+14 Nm | 71 km | Mw 3.9 | 63.99 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/04,18:22(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/04,18:22 | 36.2 N | 141.3 E | 40 km | Mj 3.5 | FAR_E_OFF_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
232 ; 327 | 89 ; 13 | 103 ; 5 | 3.56e+14 Nm | 38 km | Mw 3.7 | 60.58 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/04,16:37(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/04,16:37 | 40.1 N | 142.5 E | 30 km | Mj 4.4 | NE_OFF_IWATE_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
35 ; 164 | 77 ; 21 | 106 ; 41 | 5.58e+15 Nm | 38 km | Mw 4.5 | 95.03 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/04,12:43(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/04,12:43 | 33.9 N | 137.2 E | 350 km | Mj 5.1 | SE_OFF_KII_PENINSULA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
170 ; 353 | 71 ; 19 | 89 ; 93 | 2.96e+16 Nm | 360 km | Mw 4.9 | 91.82 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/04,08:47(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/04,08:47 | 39.3 N | 144.3 E | 60 km | Mj 3.9 | FAR_E_OFF_NORTH_HONSHU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
189 ; 11 | 70 ; 20 | -91 ; -89 | 1.07e+15 Nm | 5 km | Mw 4.0 | 82.80 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/04,07:41(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/04,07:41 | 28.7 N | 128.3 E | shallow | Mj 3.6 | NW_OFF_AMAMI-OSHIMA_IS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
107 ; 212 | 79 ; 36 | -55 ; -162 | 2.53e+15 Nm | 5 km | Mw 4.2 | 85.89 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/02,19:25(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/02,19:25 | 42.1 N | 142.6 E | 70 km | Mj 4.3 | S_OFF_URAKAWA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
36 ; 191 | 66 ; 26 | 101 ; 67 | 2.01e+15 Nm | 59 km | Mw 4.2 | 91.20 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/02,15:33(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/02,15:33 | 28.6 N | 128.3 E | shallow | Mj 3.6 | NW_OFF_AMAMI-OSHIMA_IS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
118 ; 217 | 79 ; 54 | -37 ; -166 | 9.43e+14 Nm | 5 km | Mw 3.9 | 84.71 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/02,03:58(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/02,03:58 | 28.3 N | 129.5 E | 30 km | Mj 3.8 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
201 ; 1 | 67 ; 24 | -82 ; -108 | 1.35e+15 Nm | 20 km | Mw 4.1 | 61.68 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/01,08:42(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/01,08:42 | 26.6 N | 127.3 E | 60 km | Mj 3.6 | NEAR_OKINAWAJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
90 ; 215 | 68 ; 36 | 119 ; 40 | 1.65e+15 Nm | 68 km | Mw 4.1 | 83.82 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2003/02/01,07:16(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2003/02/01,07:16 | 37.3 N | 141.1 E | 80 km | Mj 4.2 | E_OFF_FUKUSHIMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
117 ; 27 | 87 ; 82 | 8 ; 176 | 5.42e+14 Nm | 80 km | Mw 3.8 | 54.69 |

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

Seismograms
retreive digital waveform data
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