This event was automatically detected and need to be confirmed by one of our analysts.
| Type | Event |
| Magnitude | 5.2 mb |
| Local datetime | 2017/04/18 02:38 |
| Universal datetime | 2017/04/17 17:38 |
| Latitude | 35.31 ° ± 15 km |
| Longitude | 142.57 ° ± 17 km |
| Depth | 10 km (from location) ± 0.0 km |
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Testify !Near cities
This table shows only the most populated cities around the epicenter.
| Name | Distance (km) | Population |
|---|---|---|
Tokyo 
|
259 | 8.336599e+06 |
| Yokohama
|
270 | 3.574443e+06 |
| Kawasaki
|
261 | 1.306785e+06 |
| Sendai
|
358 | 1.037562e+06 |
| Shizuoka
|
383 | 701561 |
| Hachiōji
|
297 | 579399 |
| Utsunomiya
|
280 | 449865 |
| Iwaki
|
245 | 357309 |
| Kōriyama
|
305 | 340560 |
| Kawagoe
|
287 | 337931 |
| Fukushima
|
329 | 294237 |
| Maebashi
|
338 | 282711 |
| Yamagata
|
385 | 254538 |
| Mito
|
222 | 246538 |
| Kōfu
|
364 | 190000 |
Past seismicity
This map shows only the 0 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | |
|---|---|
| RMS | 0.87 |
| Azimuthal gap | 206.59 ° |
| Number of stations used | 7 |
| Number of phases used | 7 |
Webservices
The data of this event are available in various formats (QuakeML, GeoJSON and text) through the following links :
Phases
| Network | Station | Phase | Time | Residual (s) | Azimuth (°) | Distance (°) | Mode |
|---|---|---|---|---|---|---|---|
| IU | MAJO | P | 17:39:42.32 | -0.75 | 290.52 | 3.74 | Automatic |
| IU | ULN | P | 17:44:46.67 | 0.73 | 306.61 | 29.04 | Automatic |
| IU | MAKZ | P | 17:47:08.37 | -0.42 | 303.9 | 45.92 | Automatic |
| II | KURK | P | 17:47:22.97 | 1.03 | 309.62 | 47.6 | Automatic |
| II | AAK | P | 17:47:55.12 | -0.44 | 300 | 52 | Automatic |
| II | WRAB | P | 17:48:21.27 | 1.1 | 189.34 | 55.79 | Automatic |
| IU | SNZO | P | 17:51:02.57 | -1.24 | 156.21 | 82.1 | Automatic |