| Author | INFO |
| Date and time | 2026-04-20 08:30:07.8 UTC |
| Latitude | 39.892 |
| Longitude | 143.077 |
| Depth | 10 |
| Magnitude | 4.7 mb |
| Region | OFF EAST COAST OF HONSHU, JAPAN |
| Latest update | 2026-04-20 12:04:00.4 UTC |
| rms | 1.54 s |
| N° phases used for the localisation | 83 |
| N° stations used for the localisation | 61 |
| Gap | 50.0 ° |
| 95% confidence ellipse | |
| semi major | 10.3 |
| semi minor | 7.6 |
| Azimuth | 116 ° |
| 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 |
|---|---|---|---|---|---|---|---|---|---|
| JP | JTM | 1.780 | 301 | Pb | 2026-04-20 08:30:40.8 | 0.3 | T | SC40001 | |
| II | ERM | 2.122 | 2 | Pg | 2026-04-20 08:30:57.8 | 9.3 | SC40000 | ||
| JP | JKA | 4.238 | 355 | Pn | 2026-04-20 08:31:13.5 | 1.1 | T | GSRC0002 | |
| JP | JKA | 4.238 | 355 | Pn | 2026-04-20 08:31:13.5 | 1.1 | T | GSRC0003 | |
| IR | YUK | 4.629 | 26 | Pn | 2026-04-20 08:31:18.7 | 0.9 | T | GSRC0004 | |
| IR | YUK | 4.629 | 26 | Pn | 2026-04-20 08:31:18.7 | 0.9 | T | GSRC0005 | |
| IM | MJAR | 5.086 | 230 | Pn | 2026-04-20 08:31:24.5 | 0.3 | T | GSRC0009 | |
| IM | MJAR | 5.086 | 230 | Pb | 2026-04-20 08:31:24.6 | -12.4 | GSRC0010 | ||
| IU | MAJO | 5.086 | 231 | Pn | 2026-04-20 08:31:23.8 | -0.4 | T | GSRC0006 | |
| IU | MAJO | 5.086 | 231 | Pb | 2026-04-20 08:31:23.9 | -13.1 | GSRC0007 | ||
| IU | MAJO | 5.086 | 231 | Pn | 2026-04-20 08:31:24.9 | 0.7 | T | SC40008 | |
| JP | JGF | 6.234 | 228 | Pn | 2026-04-20 08:31:41.8 | 1.8 | T | SC40013 | |
| IU | YSS | 7.065 | 358 | Pn | 2026-04-20 08:31:53.6 | 2.3 | T | GSRC0011 | |
| IU | YSS | 7.065 | 358 | Pb | 2026-04-20 08:31:53.7 | -17 | GSRC0012 | ||
| IR | ZEA | 17.513 | 327 | Pn | 2026-04-20 08:34:11.2 | -0.9 | T | GSRC0014 | |
| IR | ZEA | 17.513 | 327 | Pn | 2026-04-20 08:34:11.2 | -0.9 | T | GSRC0015 | |
| IC | HIA | 19.008 | 307 | P | 2026-04-20 08:34:28.6 | -1.2 | T | GSRC0016 | |
| IU | MA2 | 20.279 | 11 | Pn | 2026-04-20 08:34:44.9 | -0.7 | GSRC0017 | ||
| IR | TUP | 21.260 | 321 | P | 2026-04-20 08:34:54.4 | 0.1 | T | GSRC0018 | |
| IU | YAK | 23.602 | 344 | P | 2026-04-20 08:35:17.3 | -1.5 | T | GSRC0019 | |
| G | SEY | 23.719 | 11 | P | 2026-04-20 08:35:18.5 | -1.4 | T | GSRC0020 | |
| G | SEY | 23.719 | 11 | P | 2026-04-20 08:35:18.5 | -1.4 | T | GSRC0021 | |
| IU | ULN | 26.952 | 299 | P | 2026-04-20 08:35:50.8 | 1.2 | T | SC40022 | |
| IM | SONM | 27.393 | 299 | P | 2026-04-20 08:35:53.4 | -0.2 | T | GSRC0023 | |
| IM | SONM | 27.393 | 299 | P | 2026-04-20 08:35:53.4 | -0.2 | T | GSRC0024 | |
| IR | ZAK | 29.619 | 304 | P | 2026-04-20 08:36:12.8 | -0.6 | T | GSRC0025 | |
| IR | ORL | 31.985 | 308 | P | 2026-04-20 08:36:35.1 | 0.8 | T | GSRC0026 | |
| IU | TIXI | 32.581 | 352 | P | 2026-04-20 08:36:36.4 | -2.8 | T | GSRC0027 | |
| IU | TIXI | 32.581 | 352 | P | 2026-04-20 08:36:36.4 | -2.8 | T | GSRC0028 | |
| IR | DGZ | 39.823 | 303 | P | 2026-04-20 08:37:41.8 | 0.3 | T | GSRC0029 | |
| IM | ZALV | 40.985 | 310 | P | 2026-04-20 08:37:51.5 | 0.6 | T | GSRC0030 | |
| IM | ZALV | 40.985 | 310 | P | 2026-04-20 08:37:51.5 | 0.6 | T | GSRC0031 | |
| II | NVS | 41.835 | 312 | P | 2026-04-20 08:37:56.6 | -1.3 | T | GSRC0032 | |
| QZ | ZSN | 41.879 | 300 | P | 2026-04-20 08:37:59.6 | 1.3 | T | SC40033 | |
| IU | CHTO | 43.306 | 254 | P | 2026-04-20 08:38:06.4 | -3.5 | T | GSRC0034 | |
| IU | CHTO | 43.306 | 254 | P | 2026-04-20 08:38:09.8 | -0 | T | SC40035 | |
| IM | CMAR | 43.529 | 254 | P | 2026-04-20 08:38:11.7 | -0 | T | GSRC0040 | |
| MM | TGI | 43.544 | 258 | P | 2026-04-20 08:38:16.0 | 4 | T | SC40039 | |
| IM | MK31 | 43.741 | 300 | P | 2026-04-20 08:38:13.0 | -0.4 | T | GSRC0036 | |
| IM | MK31 | 43.741 | 300 | P | 2026-04-20 08:38:13.0 | -0.4 | T | GSRC0037 | |
| KZ | MKAR | 43.742 | 300 | P | 2026-04-20 08:38:13.6 | 0.1 | T | GSRC0038 | |
| IN | SHL | 44.815 | 268 | P | 2026-04-20 08:38:25.1 | 3.1 | T | SC40041 | |
| II | KURK | 45.218 | 306 | P | 2026-04-20 08:38:24.5 | -0.7 | T | GSRC0042 | |
| II | KURK | 45.218 | 306 | P | 2026-04-20 08:38:24.5 | -0.7 | T | GSRC0043 | |
| II | KURK | 45.218 | 306 | P | 2026-04-20 08:38:25.4 | 0.3 | T | SC40044 | |
| IM | ILAR | 46.338 | 34 | P | 2026-04-20 08:38:34.1 | 0.1 | T | GSRC0045 | |
| QZ | SHLS | 46.400 | 296 | P | 2026-04-20 08:38:35.4 | 0.5 | T | SC40046 | |
| G | WUS | 47.528 | 293 | P | 2026-04-20 08:38:44.5 | 0.9 | T | SC40047 | |
| QZ | TLG | 48.208 | 297 | P | 2026-04-20 08:38:51.6 | 2.8 | T | SC40048 | |
| KC | TARG | 48.332 | 295 | P | 2026-04-20 08:38:51.6 | 1.5 | T | SC40049 | |
| QZ | BRZS | 49.083 | 307 | P | 2026-04-20 08:38:55.6 | 0.2 | T | SC40050 | |
| II | BORK | 49.648 | 311 | P | 2026-04-20 08:38:59.4 | -0.3 | T | GSRC0051 | |
| II | BORK | 49.648 | 311 | P | 2026-04-20 08:38:59.4 | -0.3 | T | GSRC0052 | |
| II | BORK | 49.648 | 311 | P | 2026-04-20 08:39:00.4 | 0.7 | T | SC40053 | |
| QZ | BTLS | 49.751 | 300 | P | 2026-04-20 08:39:00.9 | 0.4 | T | SC40054 | |
| II | AAK | 50.298 | 297 | P | 2026-04-20 08:39:04.6 | -0.3 | T | GSRC0055 | |
| II | ARTI | 55.160 | 318 | P | 2026-04-20 08:39:40.3 | -0.3 | T | GSRC0056 | |
| II | JZAX | 55.991 | 297 | P | 2026-04-20 08:39:45.2 | -1.5 | T | GSRC0057 | |
| II | JZAX | 55.991 | 297 | P | 2026-04-20 08:39:45.2 | -1.5 | T | GSRC0058 | |
| IR | KIRV | 58.706 | 322 | P | 2026-04-20 08:40:03.6 | -2.2 | T | GSRC0059 | |
| IM | WRA | 60.124 | 190 | P | 2026-04-20 08:40:11.8 | -2.2 | T | GSRC0061 | |
| IM | YKA | 60.610 | 31 | P | 2026-04-20 08:40:18.6 | 0.1 | T | GSRC0060 | |
| IM | GEYT | 63.577 | 299 | P | 2026-04-20 08:40:37.3 | -1.7 | T | GSRC0062 | |
| IM | ASAR | 63.853 | 189 | P | 2026-04-20 08:40:37.7 | -2.5 | T | GSRC0063 | |
| II | OBN | 66.516 | 323 | P | 2026-04-20 08:40:55.1 | -2.9 | T | GSRC0064 | |
| GE | SUMG | 67.716 | 0 | P | 2026-04-20 08:41:08.6 | 2.6 | T | SC40065 | |
| IR | ZEI | 69.949 | 309 | P | 2026-04-20 08:41:18.9 | -0.7 | T | GSRC0066 | |
| IR | ZEI | 69.949 | 309 | P | 2026-04-20 08:41:18.9 | -0.7 | T | GSRC0067 | |
| II | KIV | 69.966 | 311 | P | 2026-04-20 08:41:19.7 | -0.1 | T | GSRC0068 | |
| II | KIV | 69.966 | 311 | P | 2026-04-20 08:41:19.7 | -0.1 | T | GSRC0069 | |
| IR | KBZ | 69.976 | 311 | P | 2026-04-20 08:41:19.4 | -0.3 | T | GSRC0070 | |
| IR | KBZ | 69.976 | 311 | P | 2026-04-20 08:41:19.4 | -0.3 | T | GSRC0071 | |
| IR | SHA1 | 70.111 | 311 | P | 2026-04-20 08:41:20.2 | -0.7 | T | GSRC0072 | |
| IR | SHA1 | 70.111 | 311 | P | 2026-04-20 08:41:20.2 | -0.7 | T | GSRC0073 | |
| II | FFC | 70.515 | 34 | P | 2026-04-20 08:41:33.6 | 10.6 | SC40074 | ||
| IU | GNI | 70.998 | 307 | P | 2026-04-20 08:41:26.4 | 0.2 | T | GSRC0077 | |
| IU | GNI | 70.998 | 307 | P | 2026-04-20 08:41:26.4 | 0.2 | T | GSRC0078 | |
| NC | MOY | 71.086 | 56 | P | 2026-04-20 08:36:27.2 | -999 | GSRC0075 | ||
| NC | MOY | 71.086 | 56 | P | 2026-04-20 08:36:27.3 | -999 | GSRC0076 | ||
| IR | NOA | 71.946 | 338 | P | 2026-04-20 08:41:31.7 | -0 | T | GSRC0079 | |
| IR | NOA | 71.946 | 338 | P | 2026-04-20 08:41:31.7 | -0 | T | GSRC0080 | |
| GE | ARPR | 75.534 | 309 | P | 2026-04-20 08:41:55.2 | 2.1 | T | SC40081 | |
| IM | BRTR | 77.862 | 312 | P | 2026-04-20 08:42:05.9 | -0.3 | T | GSRC0082 | |
| IM | BRTR | 77.862 | 312 | P | 2026-04-20 08:42:05.9 | -0.3 | T | GSRC0083 | |
| GE | MORC | 78.570 | 328 | P | 2026-04-20 08:42:11.3 | 1.3 | T | SC40084 | |
| HL | RDO | 81.294 | 318 | P | 2026-04-20 08:42:43.0 | 18.3 | SC40085 | ||
| IU | ANMO | 81.706 | 51 | P | 2026-04-20 08:42:33.5 | 6.4 | SC40086 | ||
| NZ | BKZ | 84.463 | 155 | P | 2026-04-20 08:42:40.6 | 0.4 | T | SC40087 | |
| RD | LOR | 85.813 | 334 | P | 2026-04-20 08:42:48.6 | 0.6 | T | SC40088 | |
| CX | PB08 | 146.151 | 64 | PKPab | 2026-04-20 08:49:59.0 | 9.5 | SC40089 | ||
| BR | SMTB | 147.570 | 20 | PKPab | 2026-04-20 08:49:53.4 | -1.8 | T | SC40090 | |
| BR | SNDB | 149.352 | 28 | PKPab | 2026-04-20 08:50:08.5 | 6.3 | T | SC40091 | |
| GE | SALTA | 150.795 | 66 | PKPbc | 2026-04-20 08:50:01.0 | -0.2 | T | SC40092 | |
| C1 | AY02 | 152.977 | 116 | PKPbc | 2026-04-20 08:50:06.8 | 2.1 | T | SC40093 |