| Author | |
| Date and time | 2015-02-20 03:52:21.8 UTC |
| Latitude | 39.644 |
| Longitude | 143.496 |
| Depth | 40 |
| Magnitude | 4.3 mb |
| Region | OFF EAST COAST OF HONSHU, JAPAN |
| Latest update | 2016-04-19 07:25:21.3 UTC |
| rms | 0.9 s |
| N° phases used for the localisation | 42 |
| N° stations used for the localisation | 42 |
| Gap | 179.0 ° |
| 95% confidence ellipse | |
| semi major | 14.5 |
| semi minor | 5.8 |
| Azimuth | 112 ° |
| Location Type | manual |
Download data for this event
Note: links can take up to 20 minutes from the earthquake to become available
| Operating network | code | Distance° | EvAz | A/M | Phase | Pick time | Residual | T | Reporting network |
|---|---|---|---|---|---|---|---|---|---|
| ERM | 2.380 | 354 | M | Pn | 2015-02-20 03:52:58.2 | -0.1 | T | NEIR | |
| ERM | 2.380 | 354 | M | P | 2015-02-20 03:52:58.2 | -0.1 | T | GSRC | |
| JMM | 2.760 | 231 | M | Pn | 2015-02-20 03:53:01.8 | -1.7 | T | NEIR | |
| JEW | 3.550 | 335 | M | Pn | 2015-02-20 03:53:15.7 | 1.4 | T | NEIR | |
| JYT | 4.290 | 219 | M | Pn | 2015-02-20 03:53:23.4 | -1.2 | T | NEIR | |
| JSD | 4.390 | 250 | M | Pn | 2015-02-20 03:53:25.9 | 0 | T | NEIR | |
| JKA | 4.520 | 352 | M | Pn | 2015-02-20 03:53:27.2 | -0.5 | T | NEIR | |
| MAJO | 5.190 | 235 | M | Pn | 2015-02-20 03:53:36.7 | -0.3 | T | NEIR | |
| MAJO | 5.190 | 235 | M | P | 2015-02-20 03:53:37.3 | 0.3 | T | GSRC | |
| JGF | 6.320 | 232 | M | Pn | 2015-02-20 03:53:53.2 | 0.6 | T | NEIR | |
| YSS | 7.320 | 356 | M | P | 2015-02-20 03:54:06.7 | 0.5 | T | GSRC | |
| JWT | 7.770 | 239 | M | Pn | 2015-02-20 03:54:14.2 | 1.9 | T | NEIR | |
| USRK | 9.700 | 302 | M | Pn | 2015-02-20 03:54:39.8 | 1 | T | NEIR | |
| USA0B | 9.700 | 302 | M | Pn | 2015-02-20 03:54:39.8 | 0.9 | T | NEIR | |
| MDJ | 11.450 | 300 | A | Pn | 2015-02-20 03:55:03.8 | 1 | T | NEIR | |
| KLR | 12.720 | 323 | M | P | 2015-02-20 03:55:18.0 | -2.2 | T | GSRC | |
| MA2 | 20.460 | 11 | M | P | 2015-02-20 03:56:56.2 | 0.1 | T | NEIR | |
| SEY | 23.910 | 10 | M | P | 2015-02-20 03:57:33.4 | 1.4 | T | GSRC | |
| ULN | 27.360 | 300 | M | P | 2015-02-20 03:58:03.1 | -0.3 | T | NEIR | |
| SONM | 27.800 | 300 | M | P | 2015-02-20 03:58:06.7 | -0.7 | T | NEIR | |
| XAN | 28.110 | 270 | A | P | 2015-02-20 03:58:08.9 | -1 | T | NEIR | |
| ENH | 29.260 | 262 | A | P | 2015-02-20 03:58:19.5 | -0.5 | T | NEIR | |
| TLY | 29.950 | 307 | M | P | 2015-02-20 03:58:26.3 | -0.1 | T | GSRC | |
| TIXI | 32.890 | 352 | M | P | 2015-02-20 03:58:50.9 | -1.4 | T | GSRC | |
| DGZ | 40.230 | 304 | M | P | 2015-02-20 03:59:55.7 | 0.7 | T | GSRC | |
| ZALV | 41.390 | 310 | M | P | 2015-02-20 04:00:04.8 | 0.4 | T | GSRC | |
| NRIK | 41.580 | 334 | M | P | 2015-02-20 04:00:04.4 | -1.6 | T | NEIR | |
| CHTO | 43.550 | 255 | M | P | 2015-02-20 04:00:21.7 | 0.1 | T | NEIR | |
| MK31 | 44.150 | 300 | M | P | 2015-02-20 04:00:26.4 | -0.3 | T | NEIR | |
| MKAR | 44.150 | 300 | M | P | 2015-02-20 04:00:27.0 | 0.3 | T | GSRC | |
| MAKZ | 44.350 | 300 | M | P | 2015-02-20 04:00:28.3 | -0.1 | T | NEIR | |
| KURK | 45.630 | 307 | M | P | 2015-02-20 04:00:37.8 | -0.7 | T | NEIR | |
| BRVK | 50.070 | 311 | M | P | 2015-02-20 04:01:13.1 | 0.1 | T | NEIR | |
| AAK | 50.700 | 297 | M | P | 2015-02-20 04:01:17.6 | -0.2 | T | GSRC | |
| KKAR | 53.230 | 299 | M | P | 2015-02-20 04:01:36.1 | -0.4 | T | NEIR | |
| ARU | 55.450 | 318 | M | P | 2015-02-20 04:01:53.2 | 0.4 | T | GSRC | |
| ABKAR | 57.480 | 310 | A | P | 2015-02-20 04:02:07.7 | 0.6 | T | NEIR | |
| KIRV | 59.100 | 323 | M | P | 2015-02-20 04:02:18.9 | 0.4 | T | GSRC | |
| WRA | 59.940 | 190 | M | P | 2015-02-20 04:02:25.2 | 1.6 | T | GSRC | |
| BELG | 62.950 | 317 | M | P | 2015-02-20 04:02:43.8 | -0.8 | T | GSRC | |
| KIV | 70.370 | 311 | M | P | 2015-02-20 04:03:31.8 | -0.2 | T | GSRC | |
| KBZ | 70.390 | 311 | M | P | 2015-02-20 04:03:32.7 | 0.8 | T | GSRC |