This event was automatically detected and need to be confirmed by one of our analysts.
Type Event
Magnitude 5.7 mb
Local datetime 2017/03/12 04:57
Universal datetime 2017/03/11 19:57
Latitude 37.53 ° ± 4 km
Longitude 141.48 ° ± 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  256 8.336599e+06
Sendai  94 1.037562e+06
Niigata  220 505272
Utsunomiya  180 449865
Iwaki  74 357309
Kōriyama  98 340560
Kawagoe  252 337931
Morioka  245 295172
Fukushima  92 294237
Maebashi  249 282711
Yamagata  131 254538
Mito  156 246538
Nagaoka  232 195318
Sakata  211 100446
Tsuruoka  195 99820

Past seismicity

  This map shows the most significant earthquake around this event.

Event details

Parameters

Evaluation status
RMS 1.02
Azimuthal gap 138.1 °
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 19:58:31.57 3.2 250.45 2.79 Automatic
II ERM P 19:58:56.87 2.84 15.48 4.67 Automatic
IU YSS P 20:00:00.70 0.71 5.31 9.48 Automatic
IU MA2 P 20:02:46.47 -0.32 12.16 22.84 Automatic
IU YAK P 20:03:11.52 -1.16 347.16 25.57 Automatic
IU ULN P 20:03:26.22 -0.37 303.5 27.06 Automatic
IU BILL P 20:04:22.47 -1.06 16.59 33.53 Automatic
IU TIXI P 20:04:32.77 -1.04 353.06 34.72 Automatic
IU MAKZ P 20:05:51.42 -0.35 301.87 43.98 Automatic
II KURK P 20:06:03.37 -0.75 307.85 45.53 Automatic
II KAPI P 20:06:14.72 0.5 210.23 47.1 Automatic
IU COLA P 20:06:27.97 0.98 32.36 48.47 Automatic
II AAK P 20:06:39.92 -0.19 298.13 50.16 Automatic
II BRVK P 20:06:39.82 -0.38 312.2 50.17 Automatic
II NIL P 20:07:11.47 0.06 288.01 54.37 Automatic
II WRAB P 20:07:32.17 -0.98 187.91 57.85 Automatic
IU MBWA P 20:08:02.42 -0.52 203.01 62.15 Automatic
IU KEV P 20:08:10.77 0.72 339.26 62.76 Automatic
II OBN P 20:08:40.27 -0.69 323.25 67.49 Automatic
II KIV P 20:08:59.12 0.01 310.96 70.4 Automatic
IU GNI P 20:09:04.62 0.39 306.71 71.24 Automatic
II UOSS P 20:09:05.22 -0.78 287.74 71.57 Automatic
IU NWAO P 20:09:17.62 0.51 201.01 73.99 Automatic
IU KONO P 20:09:26.77 -0.03 337.08 75.04 Automatic
IU ANTO P 20:09:47.42 -0.15 312.15 78.73 Automatic
II RAYN P 20:09:55.2 -1.19 292.34 80.36 Automatic
II ESK P 20:10:07.72 0.51 340.62 82.38 Automatic
IU ANMO P 20:10:16.12 0.72 49.81 83.99 Automatic
II BFO P 20:10:17.52 -0.99 330.84 84.58 Automatic
IU CCM P 20:10:45.17 -0.19 38.8 90.16 Automatic