This event was automatically detected and need to be confirmed by one of our analysts.
Type Event
Magnitude 5.2 mb
Local datetime 2021/02/09 16:08
Universal datetime 2021/02/09 07:08
Latitude 31.32 ° ± 5 km
Longitude 140.69 ° ± 5 km
Depth 92 km (from location) ± 7 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  492 8.336599e+06
Yokohama  467 3.574443e+06
Nagoya  552 2.191279e+06
Kawasaki  476 1.306785e+06
Shizuoka  460 701561
Hamamatsu  468 605098
Hachiōji  498 579399
Utsunomiya  585 449865
Gifu  584 397714
Kawagoe  522 337931
Maebashi  582 282711
Mito  561 246538
Matsumoto  601 210667
Kōfu  519 190000
Tsu  542 163461

Past seismicity

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

Event details

Parameters

Evaluation status
RMS 0.94
Azimuthal gap 111.89 °
Number of stations used 30
Number of phases used 30

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 07:09:21.67 -0.35 339.13 5.62 Automatic
IU INCN P 07:11:06.22 2.2 301.81 13.12 Automatic
IU YSS P 07:11:35.95 -0.94 5.22 15.72 Automatic
IU GUMO P 07:12:05.12 -0.21 166.86 18.14 Automatic
IU MA2 P 07:13:52.37 -0.08 10.51 29.05 Automatic
IU ULN P 07:14:04.27 -0.48 312.72 30.39 Automatic
IU YAK P 07:14:13.52 -0.78 350.14 31.53 Automatic
II TLY P 07:14:35.92 1.01 317.87 33.84 Automatic
IU CHTO P 07:15:22.39 -1.17 261.73 39.56 Automatic
IU BILL P 07:15:23.32 -0.87 14.73 39.68 Automatic
IU TIXI P 07:15:32.52 -1 354.33 40.82 Automatic
IU MAKZ P 07:16:21.99 -1.33 306.83 46.95 Automatic
II KURK P 07:16:37.49 -1.83 312.19 49.03 Automatic
IU CTAO P 07:16:56.17 -0.32 173.34 51.68 Automatic
II AAK P 07:17:08.37 1.19 302.23 52.72 Automatic
IU COLA P 07:17:18.17 0.97 29.79 54.12 Automatic
II NIL P 07:17:30.12 0.01 291.79 55.87 Automatic
II ALE P 07:18:36.47 0.31 3.21 65.62 Automatic
IU KBS P 07:18:39.32 0.91 350.55 65.97 Automatic
II OBN P 07:19:16.82 0.05 324.35 72.11 Automatic
II KIV P 07:19:28.47 0.33 312.14 74.03 Automatic
IU GNI P 07:19:32.52 1.72 307.91 74.49 Automatic
IU KIEV P 07:19:50.82 -1.08 322.98 78.22 Automatic
II FFC P 07:19:53.92 -0.02 31.56 78.59 Automatic
IU SFJD P 07:20:09.62 1.06 4.45 81.31 Automatic
II RAYN P 07:20:12.24 -0.64 292.81 82.15 Automatic
II PFO P 07:20:15.32 0.17 54.97 82.56 Automatic
IU RSSD P 07:20:24.32 0.44 40.73 84.26 Automatic
IU TUC P 07:20:39.42 0.96 53.35 87.22 Automatic
II BFO P 07:20:49.87 -0.24 330.58 89.68 Automatic