This event was automatically detected and need to be confirmed by one of our analysts.
Type Event
Magnitude 5.5 mb
Local datetime 2023/10/06 10:31
Universal datetime 2023/10/06 01:31
Latitude 30.17 ° ± 4 km
Longitude 139.97 ° ± 5 km
Depth 10 km (from location) ± 0.0 km

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See the seismogram of this event.

Near cities

This table shows only the most populated cities around the epicenter.
Name Distance (km) Population
Tokyo  612 8.336599e+06
Yokohama  584 3.574443e+06
Ōsaka  662 2.592413e+06
Nagoya  623 2.191279e+06
Kawasaki  595 1.306785e+06
Shizuoka  554 701561
Hamamatsu  546 605098
Hachiōji  611 579399
Gifu  655 397714
Wakayama  638 351000
Kawagoe  639 337931
Ōtsu  660 298164
Tokushima  669 267345
Kōfu  621 190000
Tsu  600 163461

Past seismicity

  This map shows only the 0 most significant earthquakes around this event.

Event details

Parameters

Evaluation status
RMS 1.69
Azimuthal gap 109.17 °
Number of stations used 28
Number of phases used 28

Webservices

The data of this event are available in various formats (QuakeML, GeoJSON and text) through the following links :

QuakeML GeoJSON Text

Phases

Network Station Phase Time Residual (s) Azimuth (°) Distance (°) Mode
IU YSS P 01:35:18.75 2.25 6.54 16.92 Automatic
IU GUMO P 01:35:23.67 4.3 163.7 17.19 Automatic
IU PET P 01:36:58.89 0.57 25.48 26.6 Automatic
IU MA2 P 01:37:30.17 -0.96 10.84 30.29 Automatic
IU ULN P 01:37:37.87 2.38 314.48 30.73 Automatic
IU CHTO P 01:38:45.39 0.21 262.66 38.79 Automatic
II KAPI P 01:38:54.79 -0.15 212.27 40.17 Automatic
IU BILL P 01:39:00.97 -1.71 14.72 40.95 Automatic
IU TIXI P 01:39:08.82 -1.64 354.79 41.9 Automatic
IU MAKZ P 01:39:53.39 0.24 307.66 47.15 Automatic
II KURK P 01:40:12.82 2.73 312.91 49.35 Automatic
IU CTAO P 01:40:15.9 -1.87 172.36 50.62 Automatic
II KDAK P 01:40:37.69 0.32 38.07 52.98 Automatic
IU MBWA P 01:40:47.44 -1.37 203.23 54.9 Automatic
IU COLA P 01:40:55.97 0.84 29.4 55.42 Automatic
IU NWAO P 01:42:07.47 -1.36 200.69 66.67 Automatic
II ALE P 01:42:12.37 -0.18 3.09 66.8 Automatic
II KIV P 01:42:57.87 -1.12 312.13 74.34 Automatic
IU KIEV P 01:43:22.57 -1.45 322.85 78.76 Automatic
II FFC P 01:43:28.57 -1.61 31.18 79.89 Automatic
II RAYN P 01:43:39.24 -2.21 292.62 82.02 Automatic
IU ANTO P 01:43:44.42 -0.98 312.34 82.75 Automatic
II PFO P 01:43:49.42 -0.98 54.53 83.73 Automatic
IU RSSD P 01:43:59.42 -0.11 40.33 85.53 Automatic
IU TUC P 01:44:13.92 0.49 52.97 88.4 Automatic
IU ANMO P 01:44:19.59 -0.13 48.71 89.74 Automatic
II BFO P 01:44:26.57 3.87 330.21 90.37 Automatic
IU CCM P 01:44:51.39 -0.35 38.17 96.69 Automatic