This event was automatically detected and need to be confirmed by one of our analysts.
Type Event
Magnitude 5 mb
Local datetime 2023/01/03 08:01
Universal datetime 2023/01/02 23:01
Latitude 31.05 ° ± 6 km
Longitude 141.51 ° ± 7 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  540 8.336599e+06
Yokohama  517 3.574443e+06
Nagoya  626 2.191279e+06
Kawasaki  525 1.306785e+06
Shizuoka  525 701561
Hamamatsu  539 605098
Hachiōji  550 579399
Utsunomiya  629 449865
Gifu  656 397714
Kawagoe  572 337931
Maebashi  634 282711
Mito  598 246538
Matsumoto  663 210667
Kōfu  578 190000
Tsu  619 163461

Past seismicity

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

Event details

Parameters

Evaluation status
RMS 0.83
Azimuthal gap 118.98 °
Number of stations used 21
Number of phases used 21

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 MAJO P 23:02:46.82 0.47 334.33 6.14 Automatic
IU ULN P 23:07:34.57 0.19 312.68 31.09 Automatic
IU YAK P 23:07:39.77 -1.44 349.52 31.92 Automatic
II TLY P 23:08:06.19 1.92 317.79 34.51 Automatic
IU BILL P 23:08:49.74 1.12 14.26 39.77 Automatic
IU MAKZ P 23:09:52.32 -0.63 307.07 47.67 Automatic
II KURK P 23:10:07.59 -1.15 312.38 49.73 Automatic
IU CTAO P 23:10:18.87 0.83 174.29 51.34 Automatic
II WRAB P 23:10:18.27 -0.58 188.61 51.44 Automatic
II AAK P 23:10:36.92 0.13 302.54 53.46 Automatic
II UOSS P 23:12:51.17 0.48 289.67 73.68 Automatic
II KIV P 23:12:57.37 0.39 312.49 74.73 Automatic
IU GNI P 23:13:00.67 0.94 308.27 75.21 Automatic
II FFC P 23:13:17.24 -0.78 31.83 78.45 Automatic
IU KIEV P 23:13:18.87 -1.4 323.32 78.85 Automatic
II PFO P 23:13:37.89 0 55.31 82.14 Automatic
II RAYN P 23:13:41.49 -0.25 293.23 82.9 Automatic
IU ANTO P 23:13:42.62 -0.47 312.93 83.13 Automatic
IU RSSD P 23:13:47.89 0.33 41.08 84 Automatic
IU ANMO P 23:14:08.32 0.29 49.48 88.16 Automatic
II BFO P 23:14:17.52 -0.38 331 90.26 Automatic