This event was automatically detected and need to be confirmed by one of our analysts.
Type Event
Magnitude 5.4 mb
Local datetime 2017/10/12 15:12
Universal datetime 2017/10/12 06:12
Latitude 36.77 ° ± 6 km
Longitude 141.87 ° ± 6 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  225 8.336599e+06
Yokohama  252 3.574443e+06
Kawasaki  238 1.306785e+06
Sendai  184 1.037562e+06
Hachiōji  260 579399
Utsunomiya  180 449865
Iwaki  93 357309
Kōriyama  150 340560
Kawagoe  233 337931
Fukushima  164 294237
Maebashi  254 282711
Yamagata  215 254538
Mito  132 246538
Nagaoka  278 195318
Tsuruoka  279 99820

Past seismicity

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

Event details

Parameters

Evaluation status
RMS 0.93
Azimuthal gap 138.45 °
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 06:13:27.27 1.62 266.68 2.95 Automatic
IU YSS P 06:15:05.55 0.48 3.44 10.21 Automatic
IU MA2 P 06:17:48.52 -0.25 11.33 23.52 Automatic
IU YAK P 06:18:14.22 -0.85 347.12 26.37 Automatic
IU ULN P 06:18:27.52 -0.27 304.61 27.73 Automatic
IU TIXI P 06:19:34.87 -0.83 352.99 35.51 Automatic
IU MAKZ P 06:20:51.82 -0.38 302.59 44.64 Automatic
II KAPI P 06:21:06.27 0.73 211.07 46.61 Automatic
IU COLA P 06:21:28.49 2.74 32.01 48.94 Automatic
II AAK P 06:21:39.92 -0.09 298.79 50.79 Automatic
II BRVK P 06:21:40.32 -0.57 312.72 50.91 Automatic
II NIL P 06:22:10.52 0.12 288.68 54.9 Automatic
II WRAB P 06:22:22.12 -1.22 188.41 57.15 Automatic
II OBN P 06:23:41.22 0.16 323.57 68.27 Automatic
II KIV P 06:23:59.7 0.39 311.32 71.12 Automatic
II UOSS P 06:24:03.22 -1.08 288.17 72.1 Automatic
II FFC P 06:24:12.7 -0.56 32.74 73.45 Automatic
IU ANTO P 06:24:47.44 0.72 312.45 79.47 Automatic
IU ANMO P 06:25:12.17 0.36 49.96 84.24 Automatic
II BFO P 06:25:16.57 -1.12 331.08 85.39 Automatic
IU CCM P 06:25:42.22 -0.11 39.04 90.55 Automatic