| Author | NEIR |
| Date and time | 2026-04-20 08:33:36.3 UTC |
| Latitude | 39.452 |
| Longitude | 143.122 |
| Depth | 35 |
| Magnitude | 5.4 mb |
| Region | OFF EAST COAST OF HONSHU, JAPAN |
| Latest update | 2026-05-14 12:34:59.2 UTC |
| rms | 0.59 s |
| N° phases used for the localisation | 68 |
| N° stations used for the localisation | 68 |
| Gap | 127.0 ° |
| 95% confidence ellipse | |
| semi major | 15.99 |
| semi minor | 2.84 |
| Azimuth | 108 ° |
| Location Type | manual |
Download data for this event
Note: links can take up to 20 minutes from the earthquake to become available
| Network | code | Distance° | EvAz | A/M | Phase | Pick time | Residual | T | Author |
|---|---|---|---|---|---|---|---|---|---|
| JP | JTM | 2.066 | 311 | M | Pn | 2026-04-20 08:34:09.4 | 0.86 | T | NEIR |
| IU | MAJO | 4.847 | 235 | M | Pn | 2026-04-20 08:34:46.8 | 0.01 | T | NEIR |
| JP | JGF | 5.979 | 232 | M | Pn | 2026-04-20 08:35:04.3 | 1.95 | NEIR | |
| IM | USA0B | 9.562 | 303 | M | Pn | 2026-04-20 08:35:55.0 | 3.59 | NEIR | |
| IM | USRK | 9.562 | 303 | M | Pn | 2026-04-20 08:35:54.9 | 3.49 | NEIR | |
| JP | JSU | 13.006 | 236 | M | Pn | 2026-04-20 08:36:40.1 | 1.51 | NEIR | |
| IC | HIA | 19.304 | 308 | M | P | 2026-04-20 08:37:55.5 | -2.81 | NEIR | |
| TW | YHNB | 23.518 | 238 | M | P | 2026-04-20 08:38:41.8 | -1.62 | T | NEIR |
| TW | NACB | 23.722 | 236 | M | P | 2026-04-20 08:38:43.9 | -1.28 | T | NEIR |
| TW | SSLB | 24.408 | 237 | M | P | 2026-04-20 08:38:50.2 | -1.28 | T | NEIR |
| TW | TWGB | 25.020 | 235 | M | P | 2026-04-20 08:38:57.6 | 0.53 | T | NEIR |
| IU | ULN | 27.199 | 300 | M | P | 2026-04-20 08:39:17.1 | 0.25 | T | NEIR |
| IM | PDYAR | 27.930 | 326 | M | P | 2026-04-20 08:39:23.0 | -0.22 | T | NEIR |
| IC | ENH | 28.934 | 262 | M | P | 2026-04-20 08:39:32.4 | 0.17 | T | NEIR |
| AK | ANM | 38.795 | 33 | M | P | 2026-04-20 08:40:58.2 | 0.59 | T | NEIR |
| AK | F15K | 39.390 | 31 | M | P | 2026-04-20 08:41:03.0 | 0.46 | T | NEIR |
| AK | M14K | 39.622 | 39 | M | P | 2026-04-20 08:41:04.5 | 0.04 | T | NEIR |
| AK | M16K | 41.107 | 39 | M | P | 2026-04-20 08:41:16.5 | -0.32 | T | NEIR |
| IM | ZAA0B | 41.294 | 310 | M | P | 2026-04-20 08:41:18.4 | 0.01 | T | NEIR |
| IM | ZALV | 41.294 | 310 | M | P | 2026-04-20 08:41:18.6 | 0.24 | T | NEIR |
| AK | G19K | 42.508 | 31 | M | P | 2026-04-20 08:41:28.7 | 0.45 | T | NEIR |
| AK | N18K | 42.588 | 39 | M | P | 2026-04-20 08:41:29.1 | 0.12 | T | NEIR |
| IM | CMAR | 43.441 | 254 | M | P | 2026-04-20 08:41:36.7 | 0.79 | T | NEIR |
| IM | MKAR | 43.992 | 300 | M | P | 2026-04-20 08:41:40.4 | 0.07 | T | NEIR |
| IU | MAKZ | 44.197 | 300 | M | P | 2026-04-20 08:41:41.8 | -0.16 | T | NEIR |
| AK | BRLK | 45.094 | 41 | M | P | 2026-04-20 08:41:48.3 | -0.80 | T | NEIR |
| II | KURK | 45.505 | 307 | M | P | 2026-04-20 08:41:51.9 | -0.48 | T | NEIR |
| AK | H23K | 45.554 | 32 | M | P | 2026-04-20 08:41:52.8 | 0.13 | T | NEIR |
| IM | ILAR | 46.684 | 34 | M | P | 2026-04-20 08:42:00.8 | -0.77 | T | NEIR |
| KZ | PDGK | 46.849 | 296 | M | P | 2026-04-20 08:42:02.9 | -0.19 | T | NEIR |
| AK | C27K | 47.771 | 27 | M | P | 2026-04-20 08:42:10.2 | 0.18 | T | NEIR |
| IM | BCAR | 49.089 | 36 | M | P | 2026-04-20 08:42:20.9 | 0.60 | T | NEIR |
| II | BORK | 49.962 | 311 | M | P | 2026-04-20 08:42:27.0 | 0.08 | T | NEIR |
| PQ | OGILY | 50.230 | 32 | M | P | 2026-04-20 08:42:28.9 | 0.00 | T | NEIR |
| KR | BAET | 50.734 | 295 | M | P | 2026-04-20 08:42:34.3 | 1.06 | T | NEIR |
| CN | HYT | 51.506 | 38 | M | P | 2026-04-20 08:42:39.9 | 1.19 | T | NEIR |
| KR | ARK | 52.581 | 297 | M | P | 2026-04-20 08:42:48.0 | 1.15 | T | NEIR |
| IM | KKAR | 53.072 | 299 | M | P | 2026-04-20 08:42:50.4 | 0.15 | T | NEIR |
| KR | CHVK | 53.108 | 295 | M | P | 2026-04-20 08:42:50.5 | -0.20 | T | NEIR |
| II | SIMI | 55.943 | 295 | M | P | 2026-04-20 08:43:11.4 | 0.15 | T | NEIR |
| IM | ABKAR | 57.380 | 310 | M | P | 2026-04-20 08:43:21.1 | -0.17 | T | NEIR |
| IM | ABK31 | 57.380 | 310 | M | P | 2026-04-20 08:43:21.2 | -0.06 | T | NEIR |
| II | ALE | 57.525 | 4 | M | P | 2026-04-20 08:43:21.7 | -0.43 | T | NEIR |
| AU | WB10 | 59.517 | 190 | M | P | 2026-04-20 08:43:36.6 | 0.88 | T | NEIR |
| AU | FITZ | 59.582 | 199 | M | P | 2026-04-20 08:43:35.6 | -0.57 | T | NEIR |
| II | WRAB | 59.686 | 190 | M | P | 2026-04-20 08:43:36.5 | -0.37 | T | NEIR |
| IM | ASAR | 63.426 | 189 | M | P | 2026-04-20 08:44:02.6 | 0.47 | T | NEIR |
| IU | MBWA | 64.189 | 204 | M | P | 2026-04-20 08:44:07.1 | 0.02 | T | NEIR |
| UO | MARQ | 65.977 | 51 | M | P | 2026-04-20 08:44:19.6 | 0.37 | T | NEIR |
| UW | ASR2 | 66.034 | 49 | M | P | 2026-04-20 08:44:20.3 | 0.47 | T | NEIR |
| CN | ILON | 66.468 | 16 | M | P | 2026-04-20 08:44:21.1 | -1.16 | T | NEIR |
| IM | FINES | 67.209 | 332 | M | P | 2026-04-20 08:44:26.4 | -0.68 | T | NEIR |
| UO | VIP2 | 67.504 | 50 | M | P | 2026-04-20 08:44:29.0 | -0.20 | T | NEIR |
| UO | PINE | 67.709 | 51 | M | P | 2026-04-20 08:44:31.2 | 0.64 | T | NEIR |
| UO | WOOD | 67.750 | 53 | M | P | 2026-04-20 08:44:30.4 | -0.40 | T | NEIR |
| GE | SUMG | 68.154 | 1 | M | P | 2026-04-20 08:44:33.4 | -0.09 | T | NEIR |
| UO | WAGON | 68.589 | 51 | M | P | 2026-04-20 08:44:37.7 | 1.62 | T | NEIR |
| MB | WFMT | 68.788 | 44 | M | P | 2026-04-20 08:44:36.8 | -0.38 | T | NEIR |
| BK | MZTA | 69.209 | 53 | M | P | 2026-04-20 08:44:39.5 | -0.52 | T | NEIR |
| MB | CBMT | 69.608 | 43 | M | P | 2026-04-20 08:44:42.2 | -0.05 | T | NEIR |
| IW | PLID | 69.868 | 48 | M | P | 2026-04-20 08:44:44.7 | 0.67 | T | NEIR |
| II | FFC | 70.861 | 34 | M | P | 2026-04-20 08:44:49.8 | -0.02 | T | NEIR |
| AU | STKA | 71.033 | 181 | M | P | 2026-04-20 08:44:50.2 | 0.06 | T | NEIR |
| US | BOZ | 72.012 | 45 | M | P | 2026-04-20 08:44:56.6 | -0.38 | T | NEIR |
| AU | BBOO | 72.247 | 186 | M | P | 2026-04-20 08:44:57.4 | 0.02 | T | NEIR |
| MB | BCMT | 72.368 | 46 | M | P | 2026-04-20 08:44:58.3 | -0.93 | T | NEIR |
| IM | NVAR | 72.429 | 54 | M | P | 2026-04-20 08:44:59.5 | -0.06 | T | NEIR |
| MB | SMMT | 72.653 | 46 | M | P | 2026-04-20 08:44:59.8 | -1.16 | T | NEIR |
| IU | KIEV | 73.120 | 323 | M | P | 2026-04-20 08:45:02.8 | -0.52 | T | NEIR |
| IM | AKASG | 73.120 | 323 | M | P | 2026-04-20 08:45:02.9 | -0.49 | T | NEIR |
| IM | PDAR | 74.957 | 47 | M | P | 2026-04-20 08:45:14.1 | -0.40 | T | NEIR |
| UU | SRU | 76.761 | 50 | M | P | 2026-04-20 08:45:25.3 | 0.61 | T | NEIR |