This event was automatically detected and need to be confirmed by one of our analysts.
Type Event
Magnitude 5.1 mb
Local datetime 2023/01/29 21:19
Universal datetime 2023/01/29 12:19
Latitude 36.01 ° ± 11 km
Longitude 138.84 ° ± 7 km
Depth 146 km (from location) ± 5 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  90 8.336599e+06
Yokohama  94 3.574443e+06
Kawasaki  95 1.306785e+06
Shizuoka  120 701561
Hamamatsu  175 605098
Hachiōji  59 579399
Utsunomiya  111 449865
Nagano  93 360176
Kawagoe  60 337931
Toyama  163 325532
Maebashi  48 282711
Mito  153 246538
Matsumoto  82 210667
Nagaoka  160 195318
Kōfu  46 190000

Past seismicity

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

Event details

Parameters

Evaluation status
RMS 1.1
Azimuthal gap 232.26 °
Number of stations used 20
Number of phases used 20

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 12:20:15.82 0.6 316.8 0.74 Automatic
II ERM P 12:21:29.27 -1.16 27.87 6.88 Automatic
IU YSS P 12:22:28.65 -0.94 13.75 11.34 Automatic
IU MA2 P 12:25:01.67 1.08 14.45 24.81 Automatic
IU ULN P 12:25:13.87 0.28 306.83 26.2 Automatic
IU YAK P 12:25:18.37 1.2 350.42 26.65 Automatic
II TLY P 12:25:43.62 1.47 313.3 29.41 Automatic
IU BILL P 12:26:35.79 0.02 17.31 35.6 Automatic
IU MAKZ P 12:27:38.12 0.37 302.83 43 Automatic
II KURK P 12:27:52.27 0.13 308.76 44.81 Automatic
II AAK P 12:28:24.97 0.05 298.54 49.01 Automatic
IU COLA P 12:28:38.84 0.01 31.62 50.88 Automatic
II ALE P 12:29:51.62 0.47 3.09 61.02 Automatic
II KIV P 12:30:48.52 0.69 310.29 69.78 Automatic
II UOSS P 12:30:48.27 -0.7 286.88 70 Automatic
IU KIEV P 12:31:09.17 -1.35 321.53 73.56 Automatic
II FFC P 12:31:19.84 -1.28 31.4 75.4 Automatic
II RAYN P 12:31:38.54 -2.22 291.15 78.96 Automatic
II PFO P 12:31:54.94 2.41 54.62 81.12 Automatic
II BFO P 12:32:10.62 -1.14 329.5 84.84 Automatic