| Author | |
| Date and time | 2017-12-21 03:40:56.5 UTC |
| Latitude | 30.674 |
| Longitude | 132.013 |
| Depth | 30.7 |
| Magnitude | 5.1 mb |
| Region | SOUTHEAST OF SHIKOKU, JAPAN |
| Latest update | 2017-12-21 03:53:43.3 UTC |
| rms | 1.14 s |
| N° phases used for the localisation | 90 |
| N° stations used for the localisation | 90 |
| Gap | 97.0 ° |
| 95% confidence ellipse | |
| semi major | 7.6 |
| semi minor | 5.7 |
| Azimuth | 118 ° |
| 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 |
|---|---|---|---|---|---|---|---|---|---|
| JNU | 2.620 | 339 | M | Pn | 2017-12-21 03:41:35.7 | -1.2 | T | NEIR | |
| JNU | 2.620 | 339 | A | P | 2017-12-21 03:41:36.0 | -0.9 | T | BUD | |
| JMN | 3.430 | 27 | M | Pn | 2017-12-21 03:41:45.8 | -2.2 | T | NEIR | |
| JMN | 3.430 | 27 | A | P | 2017-12-21 03:41:46.2 | -1.8 | T | GFZ | |
| JTU | 4.430 | 331 | M | Pn | 2017-12-21 03:42:01.1 | -0.5 | T | NEIR | |
| JMZ | 4.890 | 188 | M | Pn | 2017-12-21 03:42:07.4 | -0.5 | T | NEIR | |
| JOW | 5.040 | 222 | M | Pn | 2017-12-21 03:42:10.5 | 0.4 | T | NEIR | |
| INU | 6.280 | 41 | A | Pn | 2017-12-21 03:42:26.6 | -0.4 | T | NEIR | |
| INU | 6.280 | 41 | A | P | 2017-12-21 03:42:26.8 | -0.2 | T | GFZ | |
| TJN | 6.890 | 327 | A | Pn | 2017-12-21 03:42:37.4 | 2 | T | NEIR | |
| TJN | 6.890 | 327 | A | P | 2017-12-21 03:42:37.4 | 2 | T | GFZ | |
| MAJO | 7.810 | 40 | A | Pn | 2017-12-21 03:42:46.8 | -1.2 | T | NEIR | |
| MAJO | 7.810 | 40 | A | P | 2017-12-21 03:42:47.0 | -1 | T | GFZ | |
| JMM | 10.210 | 43 | A | Pn | 2017-12-21 03:43:20.0 | -0.9 | T | NEIR | |
| JMM | 10.210 | 43 | A | P | 2017-12-21 03:43:22.1 | 1.2 | T | GFZ | |
| USRK | 13.500 | 360 | A | Pn | 2017-12-21 03:44:08.0 | 2.1 | T | NEIR | |
| USA0B | 13.500 | 360 | A | Pn | 2017-12-21 03:44:08.8 | 2.8 | T | NEIR | |
| KLR | 18.530 | 360 | M | P | 2017-12-21 03:45:10.4 | -0.2 | T | GSRC | |
| HIA | 20.760 | 337 | M | P | 2017-12-21 03:45:35.0 | 0.1 | T | GSRC | |
| ULN | 25.670 | 319 | A | P | 2017-12-21 03:46:22.6 | -1.3 | T | GFZ | |
| SONM | 26.030 | 318 | A | P | 2017-12-21 03:46:25.7 | -1.4 | T | NEIR | |
| PETK | 29.170 | 32 | A | P | 2017-12-21 03:46:55.3 | 0.2 | T | NEIR | |
| PET | 29.560 | 33 | M | P | 2017-12-21 03:46:57.0 | -1.6 | T | GSRC | |
| YAK | 31.380 | 358 | M | P | 2017-12-21 03:47:15.5 | 0.8 | T | GSRC | |
| CMMT | 32.170 | 256 | A | P | 2017-12-21 03:47:21.6 | 0.2 | T | GFZ | |
| CHTO | 32.170 | 256 | A | P | 2017-12-21 03:47:21.6 | 0.2 | T | GFZ | |
| CMAR | 32.340 | 256 | M | P | 2017-12-21 03:47:23.1 | 0.3 | T | GSRC | |
| SEY | 34.800 | 16 | M | P | 2017-12-21 03:47:46.1 | 1.5 | T | GSRC | |
| SHL | 35.640 | 272 | A | P | 2017-12-21 03:47:49.8 | -1.9 | T | GFZ | |
| DGZ | 38.310 | 313 | M | P | 2017-12-21 03:48:12.8 | -1.9 | T | GSRC | |
| ATNI | 40.160 | 191 | A | P | 2017-12-21 03:48:29.2 | -0.3 | T | GFZ | |
| ZALV | 40.910 | 319 | M | P | 2017-12-21 03:48:37.1 | 1 | T | GSRC | |
| TIXI | 41.030 | 359 | A | P | 2017-12-21 03:48:37.6 | 0.4 | T | NEIR | |
| MKAR | 41.270 | 307 | A | P | 2017-12-21 03:48:37.5 | -1.6 | T | GFZ | |
| MK31 | 41.270 | 307 | A | P | 2017-12-21 03:48:37.7 | -1.4 | T | NEIR | |
| MAKZ | 41.480 | 307 | A | P | 2017-12-21 03:48:39.7 | -1.1 | T | NEIR | |
| BILL | 42.390 | 18 | M | P | 2017-12-21 03:48:49.3 | 0.9 | T | GSRC | |
| MTN | 43.320 | 181 | A | P | 2017-12-21 03:48:54.3 | -0.9 | T | NEIR | |
| GSI | 43.830 | 235 | A | P | 2017-12-21 03:48:59.9 | 0.5 | T | NEIR | |
| KURK | 44.060 | 313 | A | P | 2017-12-21 03:48:59.7 | -2 | T | NEIR | |
| KNRA | 46.230 | 184 | A | P | 2017-12-21 03:49:18.8 | 0.3 | T | NEIR | |
| AAK | 46.830 | 302 | A | P | 2017-12-21 03:49:23.2 | -0.6 | T | NEIR | |
| FITZ | 48.930 | 188 | A | P | 2017-12-21 03:49:39.7 | 0.3 | T | NEIR | |
| BRVK | 49.360 | 316 | A | P | 2017-12-21 03:49:42.2 | -1 | T | GFZ | |
| WRA | 50.420 | 177 | M | P | 2017-12-21 03:49:50.3 | -0.5 | T | GSRC | |
| CTA | 52.340 | 163 | A | P | 2017-12-21 03:50:06.1 | 0.9 | T | GFZ | |
| GEZN | 52.400 | 298 | A | P | 2017-12-21 03:50:05.1 | -1.1 | T | GFZ | |
| SVW2 | 55.190 | 34 | A | P | 2017-12-21 03:50:27.9 | 1.2 | T | NEIR | |
| ARU | 56.020 | 320 | A | P | 2017-12-21 03:50:31.0 | -1.6 | T | GFZ | |
| KDAK | 56.940 | 38 | A | P | 2017-12-21 03:50:38.8 | -0.3 | T | GFZ | |
| COLA | 58.480 | 30 | A | P | 2017-12-21 03:50:50.7 | 0.7 | T | GFZ | |
| SCRK | 60.260 | 30 | A | P | 2017-12-21 03:51:02.0 | -0.5 | T | NEIR | |
| KIRV | 60.580 | 324 | M | P | 2017-12-21 03:51:03.2 | -1.2 | T | GSRC | |
| GLB | 60.790 | 33 | A | P | 2017-12-21 03:51:06.2 | 0.1 | T | NEIR | |
| VRDI | 61.000 | 33 | A | P | 2017-12-21 03:51:07.8 | 0.1 | T | NEIR | |
| EGAK | 61.320 | 29 | A | P | 2017-12-21 03:51:09.5 | -0.1 | T | GFZ | |
| STKA | 62.920 | 171 | A | P | 2017-12-21 03:51:19.4 | -0.2 | T | NEIR | |
| BELG | 63.040 | 317 | M | P | 2017-12-21 03:51:21.5 | 0.6 | T | GSRC | |
| INK | 63.430 | 24 | A | P | 2017-12-21 03:51:23.3 | -0.4 | T | GFZ | |
| LVZ | 64.580 | 336 | M | P | 2017-12-21 03:51:32.3 | 0.9 | T | GSRC | |
| OBN | 68.320 | 322 | M | P | 2017-12-21 03:51:54.8 | -0.3 | T | GSRC | |
| KBZ | 68.910 | 309 | M | P | 2017-12-21 03:51:58.2 | -0.4 | T | GSRC | |
| KIV | 68.970 | 309 | A | P | 2017-12-21 03:51:59.4 | 0.3 | T | GFZ | |
| GNI | 69.040 | 305 | M | P | 2017-12-21 03:52:00.4 | 0.8 | T | GSRC | |
| RES | 70.460 | 12 | A | P | 2017-12-21 03:52:08.3 | -0.2 | T | GFZ | |
| FINES | 70.570 | 331 | A | P | 2017-12-21 03:52:08.0 | -1.1 | T | NEWS | |
| DAG | 71.190 | 353 | A | P | 2017-12-21 03:52:12.3 | -0.7 | T | GFZ | |
| YKA | 73.010 | 26 | M | P | 2017-12-21 03:52:23.4 | -0.4 | T | GSRC | |
| AKBB | 74.250 | 320 | M | P | 2017-12-21 03:52:30.8 | -0.1 | T | GSRC | |
| KIEV | 74.260 | 320 | A | P | 2017-12-21 03:52:31.7 | 0.7 | T | NEIR | |
| NB2 | 76.690 | 335 | A | P | 2017-12-21 03:52:43.8 | -1.4 | T | NEWS | |
| SUMG | 76.710 | 357 | A | P | 2017-12-21 03:52:46.1 | 0.3 | T | NEIR | |
| BR131 | 76.890 | 309 | A | P | 2017-12-21 03:52:46.5 | 0.4 | T | NEIR | |
| BRTR | 76.890 | 309 | M | P | 2017-12-21 03:52:46.6 | 0.5 | T | GSRC | |
| BUR08 | 78.090 | 319 | A | P | 2017-12-21 03:52:53.1 | 0.2 | T | NEIR | |
| VRI | 78.150 | 317 | A | P | 2017-12-21 03:52:55.9 | 2.8 | T | BUD | |
| OJC | 79.580 | 323 | A | P | 2017-12-21 03:53:02.6 | 1.6 | T | NEIR | |
| D08A | 79.690 | 41 | A | P | 2017-12-21 03:53:01.9 | 0.4 | T | NEIR | |
| E09A | 80.440 | 41 | A | P | 2017-12-21 03:53:06.2 | 0.6 | T | NEIR | |
| RTZ | 80.740 | 146 | A | P | 2017-12-21 03:53:06.3 | -0.3 | T | NEIR | |
| CONA | 83.020 | 323 | A | P | 2017-12-21 03:53:21.7 | 2.3 | T | BUD | |
| GRFO | 84.210 | 326 | A | P | 2017-12-21 03:53:26.5 | 1.1 | T | NEIR | |
| OBKA | 84.620 | 322 | A | P | 2017-12-21 03:53:30.9 | 3.4 | T | BUD | |
| EKA | 86.030 | 336 | A | P | 2017-12-21 03:53:34.0 | -0.6 | T | NEWS | |
| BFO | 86.530 | 326 | A | P | 2017-12-21 03:53:37.3 | 0.3 | T | NEIR | |
| BFO | 86.530 | 326 | A | pP | 2017-12-21 03:53:46.6 | -0.2 | T | NEIR | |
| ULM | 88.860 | 28 | A | pP | 2017-12-21 03:53:57.2 | -0.8 | T | NEIR | |
| RSSD | 89.600 | 37 | A | P | 2017-12-21 03:53:52.3 | 0.5 | T | NEIR | |
| TUC | 93.600 | 49 | A | P | 2017-12-21 03:54:10.8 | 0.8 | T | NEIR | |
| ANMO | 94.570 | 44 | M | P | 2017-12-21 03:54:16.3 | 1.6 | T | GSRC |