| Author | |
| Date and time | 2011-08-20 22:58:42.1 UTC |
| Latitude | 38.671 |
| Longitude | 141.939 |
| Depth | 60 |
| Magnitude | 5.1 mb |
| Region | NEAR EAST COAST OF HONSHU, JAPAN |
| Latest update | 2016-04-19 07:23:15.3 UTC |
| rms | 1.01 s |
| N° phases used for the localisation | 189 |
| N° stations used for the localisation | 189 |
| Gap | 127.0 ° |
| 95% confidence ellipse | |
| semi major | 8.1 |
| semi minor | 3.9 |
| Azimuth | 121 ° |
| 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 | 3.470 | 15 | M | P | 2011-08-20 22:59:32.0 | -1.6 | T | GSRC | |
| ERM | 3.470 | 15 | M | Pn | 2011-08-20 22:59:32.3 | -1.3 | T | NEIR | |
| MAJO | 3.650 | 236 | M | Pn | 2011-08-20 22:59:36.2 | 0.1 | T | NEIR | |
| MAJO | 3.650 | 236 | M | P | 2011-08-20 22:59:36.3 | 0.2 | T | GSRC | |
| MJB9 | 3.650 | 236 | M | Pn | 2011-08-20 22:59:36.2 | 0.1 | T | NEIR | |
| INU | 5.150 | 231 | A | P | 2011-08-20 22:59:57.5 | 0.9 | T | GFZ | |
| INU | 5.150 | 231 | M | Pn | 2011-08-20 22:59:57.6 | 1 | T | NEIR | |
| ASAJ | 5.460 | 5 | M | Pn | 2011-08-20 22:59:59.4 | -1.6 | T | NEIR | |
| ASAJ | 5.460 | 5 | A | P | 2011-08-20 23:00:01.2 | 0.2 | T | GFZ | |
| JHJ2 | 5.810 | 198 | M | Pn | 2011-08-20 23:00:04.8 | -0.9 | T | NEIR | |
| YSS | 8.300 | 4 | M | Pn | 2011-08-20 23:00:39.6 | -0.2 | T | NEIR | |
| YSS | 8.300 | 4 | A | P | 2011-08-20 23:00:39.9 | 0.1 | T | GFZ | |
| JNU | 10.540 | 242 | M | Pn | 2011-08-20 23:01:11.1 | 0.7 | T | NEIR | |
| JNU | 10.540 | 242 | A | P | 2011-08-20 23:01:12.3 | 1.9 | T | GFZ | |
| KS01 | 11.140 | 268 | M | Pn | 2011-08-20 23:01:20.5 | 1.9 | T | NEIR | |
| KS15 | 11.150 | 268 | M | Pn | 2011-08-20 23:01:20.3 | 1.6 | T | NEIR | |
| INCN | 12.120 | 269 | M | Pn | 2011-08-20 23:01:29.4 | -2.6 | T | NEIR | |
| KLR | 12.840 | 329 | M | P | 2011-08-20 23:01:40.6 | -1.2 | T | GSRC | |
| JOW | 16.450 | 228 | M | Pn | 2011-08-20 23:02:27.7 | -1.3 | T | NEIR | |
| MA2 | 21.670 | 12 | A | P | 2011-08-20 23:03:28.8 | 1.1 | T | GFZ | |
| NACB | 22.520 | 236 | M | P | 2011-08-20 23:03:34.0 | -2.7 | T | NEIR | |
| SSLB | 23.210 | 236 | A | P | 2011-08-20 23:03:41.4 | -2.5 | T | GFZ | |
| YULB | 23.260 | 235 | A | P | 2011-08-20 23:03:40.9 | -3.5 | T | GFZ | |
| TPUB | 23.760 | 236 | A | P | 2011-08-20 23:03:47.0 | -2 | T | GFZ | |
| TWG | 23.820 | 235 | M | P | 2011-08-20 23:03:47.0 | -2.5 | T | NEIR | |
| YAK | 24.570 | 346 | M | P | 2011-08-20 23:03:54.6 | -1.8 | T | NEIR | |
| SONA1 | 27.250 | 301 | M | P | 2011-08-20 23:04:20.1 | -0.7 | T | NEIR | |
| TLY | 29.600 | 309 | M | P | 2011-08-20 23:04:41.6 | 0 | T | NEIR | |
| TIXI | 33.720 | 353 | M | P | 2011-08-20 23:05:16.6 | -1 | T | NEIR | |
| SKNT | 39.540 | 248 | A | P | 2011-08-20 23:06:08.3 | 1.2 | T | GFZ | |
| MYLDM | 39.550 | 219 | M | P | 2011-08-20 23:06:09.3 | 2.1 | T | NEIR | |
| CHTO | 42.110 | 254 | M | P | 2011-08-20 23:06:28.5 | 0.1 | T | NEIR | |
| CMMT | 42.110 | 254 | A | P | 2011-08-20 23:06:30.1 | 1.7 | T | GFZ | |
| CMAR | 42.330 | 254 | M | P | 2011-08-20 23:06:30.1 | 0 | T | GSRC | |
| CM01 | 42.340 | 254 | M | P | 2011-08-20 23:06:29.6 | -0.6 | T | NEIR | |
| MK01 | 43.620 | 301 | M | P | 2011-08-20 23:06:40.2 | -0.4 | T | NEIR | |
| MK31 | 43.620 | 301 | M | P | 2011-08-20 23:06:40.6 | 0 | T | NEIR | |
| MKAR | 43.620 | 301 | M | P | 2011-08-20 23:06:40.6 | 0 | T | NEIR | |
| MAKZ | 43.830 | 301 | M | P | 2011-08-20 23:06:42.2 | -0.1 | T | NEIR | |
| KURK | 45.270 | 307 | M | P | 2011-08-20 23:06:53.3 | -0.4 | T | NEIR | |
| PHET | 45.360 | 247 | A | P | 2011-08-20 23:06:55.5 | 1.1 | T | GFZ | |
| KDAK | 45.610 | 43 | M | P | 2011-08-20 23:06:57.2 | 0.8 | T | GSRC | |
| PDGK | 46.400 | 297 | A | P | 2011-08-20 23:07:02.5 | 0 | T | GFZ | |
| MDM | 47.320 | 33 | M | P | 2011-08-20 23:07:11.2 | 1.4 | T | NEIR | |
| IL1 | 47.900 | 33 | M | P | 2011-08-20 23:07:13.3 | -1 | T | NEIR | |
| ILB | 47.900 | 33 | M | P | 2011-08-20 23:07:14.7 | 0.4 | T | NEIR | |
| PMG | 48.070 | 173 | M | P | 2011-08-20 23:07:15.0 | -0.6 | T | GSRC | |
| TARG | 48.070 | 295 | A | P | 2011-08-20 23:07:16.9 | 0.8 | T | GFZ | |
| SKLT | 48.660 | 241 | A | P | 2011-08-20 23:07:21.4 | 1.3 | T | GFZ | |
| BRVK | 49.850 | 311 | M | P | 2011-08-20 23:07:29.0 | -0.2 | T | NEIR | |
| KULM | 50.010 | 239 | M | P | 2011-08-20 23:07:30.1 | -0.3 | T | NEIR | |
| AAK | 50.090 | 297 | A | P | 2011-08-20 23:07:31.6 | 0.3 | T | SC3 | |
| IPM | 50.350 | 238 | M | P | 2011-08-20 23:07:32.7 | -0.3 | T | NEIR | |
| MNAS | 51.530 | 298 | A | P | 2011-08-20 23:07:42.2 | 0.2 | T | GFZ | |
| KKAR | 52.680 | 299 | M | P | 2011-08-20 23:07:50.2 | -0.2 | T | NEIR | |
| GSI | 55.000 | 239 | M | P | 2011-08-20 23:08:07.8 | 0.5 | T | NEIR | |
| ARU | 55.420 | 318 | A | P | 2011-08-20 23:08:09.9 | -0.4 | T | SC3 | |
| ABKAR | 57.210 | 310 | M | P | 2011-08-20 23:08:22.6 | -0.5 | T | NEIR | |
| KBL | 57.230 | 290 | M | P | 2011-08-20 23:08:23.2 | -0.3 | T | NEIR | |
| WRAB | 58.720 | 188 | M | P | 2011-08-20 23:08:32.6 | -1.1 | T | GSRC | |
| WRA | 58.740 | 188 | M | P | 2011-08-20 23:08:32.7 | -1.1 | T | GSRC | |
| AS01 | 62.460 | 188 | M | P | 2011-08-20 23:08:57.3 | -1.8 | T | NEIR | |
| AS31 | 62.460 | 188 | M | P | 2011-08-20 23:08:58.9 | -0.3 | T | NEIR | |
| ARCES | 62.620 | 339 | A | P | 2011-08-20 23:08:58.5 | -1.7 | T | NEWS | |
| MSF | 63.740 | 335 | A | P | 2011-08-20 23:09:07.6 | 0 | T | SC3 | |
| HEF | 63.850 | 339 | A | P | 2011-08-20 23:09:08.4 | 0.1 | T | SC3 | |
| DAG | 64.190 | 355 | A | P | 2011-08-20 23:09:10.1 | -0.4 | T | SC3 | |
| JOF | 64.720 | 332 | A | P | 2011-08-20 23:09:13.9 | -0.1 | T | SC3 | |
| OUL | 65.290 | 335 | A | P | 2011-08-20 23:09:17.0 | -0.6 | T | SC3 | |
| OBN | 67.040 | 323 | M | P | 2011-08-20 23:09:28.5 | -0.4 | T | GSRC | |
| FINES | 67.560 | 332 | A | P | 2011-08-20 23:09:31.1 | -1.1 | T | NEWS | |
| VSR | 67.980 | 319 | M | P | 2011-08-20 23:09:34.2 | -0.6 | T | GSRC | |
| SUMG | 69.050 | 0 | A | P | 2011-08-20 23:09:42.5 | 0.5 | T | SC3 | |
| VSU | 69.260 | 329 | M | P | 2011-08-20 23:09:42.6 | -0.2 | T | GSRC | |
| KIV | 70.150 | 311 | A | P | 2011-08-20 23:09:49.0 | 0.6 | T | SC3 | |
| FFC | 72.110 | 33 | M | P | 2011-08-20 23:10:01.5 | 1.3 | T | GSRC | |
| LRM | 72.690 | 45 | M | P | 2011-08-20 23:10:05.3 | 1.4 | T | NEIR | |
| EGMT | 72.770 | 42 | M | P | 2011-08-20 23:10:05.4 | 1.2 | T | NEIR | |
| NB2 | 72.840 | 337 | A | P | 2011-08-20 23:10:03.8 | -0.8 | T | NEWS | |
| DLMT | 72.890 | 45 | M | P | 2011-08-20 23:10:06.9 | 1.9 | T | NEIR | |
| BOZ | 73.250 | 45 | M | P | 2011-08-20 23:10:08.7 | 1.6 | T | NEIR | |
| KIEV | 73.270 | 322 | M | P | 2011-08-20 23:10:07.0 | 0 | T | MCSM | |
| PTK | 75.140 | 308 | A | P | 2011-08-20 23:10:19.2 | 1 | T | SC3 | |
| NDNU | 75.570 | 321 | M | P | 2011-08-20 23:10:20.1 | -0.3 | T | LVV | |
| HORU | 75.600 | 322 | M | P | 2011-08-20 23:10:19.6 | -1 | T | LVV | |
| KMPD | 76.030 | 322 | M | P | 2011-08-20 23:10:22.0 | -1 | T | MCSM | |
| MALT | 76.100 | 308 | A | P | 2011-08-20 23:10:24.8 | 1.3 | T | BUC | |
| LVV | 76.310 | 324 | M | P | 2011-08-20 23:10:25.2 | 0.6 | T | LVV | |
| CHRU | 76.470 | 322 | M | P | 2011-08-20 23:10:24.3 | -1.2 | T | LVV | |
| SHIU | 77.030 | 324 | M | P | 2011-08-20 23:10:29.1 | 0.4 | T | LVV | |
| KWP | 77.040 | 324 | A | P | 2011-08-20 23:10:29.4 | 0.6 | T | BUC | |
| BURAR | 77.290 | 322 | A | P | 2011-08-20 23:10:30.5 | 0.3 | T | BUC | |
| BNN | 77.330 | 310 | A | P | 2011-08-20 23:10:31.4 | 0.9 | T | SC3 | |
| MEZ | 77.470 | 323 | M | P | 2011-08-20 23:10:30.7 | -0.4 | T | LVV | |
| VRI | 77.750 | 320 | A | P | 2011-08-20 23:10:34.2 | 1.5 | T | BEO | |
| BRIU | 77.820 | 323 | M | P | 2011-08-20 23:10:33.5 | 0.4 | T | LVV | |
| MUKU | 77.900 | 324 | M | P | 2011-08-20 23:10:32.9 | -0.6 | T | LVV | |
| KORU | 77.900 | 323 | M | P | 2011-08-20 23:10:33.9 | 0.4 | T | LVV | |
| OJC | 77.920 | 326 | A | P | 2011-08-20 23:10:34.2 | 0.6 | T | SC3 | |
| UZH | 77.950 | 324 | M | P | 2011-08-20 23:10:34.9 | 1.1 | T | LVV | |
| TRSU | 78.030 | 323 | M | P | 2011-08-20 23:10:35.1 | 0.9 | T | LVV | |
| BERU | 78.070 | 323 | M | P | 2011-08-20 23:10:35.1 | 0.7 | T | LVV | |
| BRTR | 78.080 | 312 | M | P | 2011-08-20 23:10:34.8 | 0.1 | T | GSRC | |
| TRPA | 78.200 | 323 | A | P | 2011-08-20 23:10:35.6 | 0.5 | T | BEO | |
| DOPR | 78.350 | 320 | A | P | 2011-08-20 23:10:36.9 | 0.8 | T | BUC | |
| OKC | 78.910 | 327 | A | P | 2011-08-20 23:10:40.3 | 1.2 | T | SC3 | |
| KSP | 78.930 | 328 | A | P | 2011-08-20 23:10:39.6 | 0.4 | T | SC3 | |
| DRGR | 79.080 | 322 | A | P | 2011-08-20 23:10:40.6 | 0.5 | T | BEO | |
| ARR | 79.150 | 320 | A | P | 2011-08-20 23:10:41.7 | 1.2 | T | BUC | |
| MORC | 79.220 | 327 | A | P | 2011-08-20 23:10:41.2 | 0.4 | T | SC3 | |
| PSZ | 79.570 | 325 | A | P | 2011-08-20 23:10:43.6 | 0.8 | T | BEO | |
| BRG | 79.860 | 330 | A | P | 2011-08-20 23:10:44.5 | 0.3 | T | SC3 | |
| VRAC | 79.980 | 327 | A | P | 2011-08-20 23:10:45.4 | 0.5 | T | BUC | |
| GZR | 80.050 | 321 | A | P | 2011-08-20 23:10:45.4 | 0 | T | BUC | |
| SMOL | 80.220 | 326 | A | P | 2011-08-20 23:10:47.7 | 1.5 | T | BEO | |
| PRU | 80.310 | 329 | A | P | 2011-08-20 23:10:47.1 | 0.4 | T | SC3 | |
| BZS | 80.450 | 322 | A | P | 2011-08-20 23:10:47.6 | 0.2 | T | MSO | |
| MOX | 80.950 | 331 | A | P | 2011-08-20 23:10:50.4 | 0.3 | T | SC3 | |
| NKC | 80.950 | 330 | A | P | 2011-08-20 23:10:51.1 | 1 | T | SC3 | |
| IBBN | 81.020 | 334 | A | P | 2011-08-20 23:10:50.4 | 0 | T | SC3 | |
| SOP | 81.230 | 326 | A | P | 2011-08-20 23:10:53.9 | 2.3 | T | BEO | |
| KUBS | 81.300 | 321 | A | P | 2011-08-20 23:10:50.4 | -1.6 | T | BEO | |
| CONA | 81.350 | 327 | A | P | 2011-08-20 23:10:52.9 | 0.6 | T | ZAMG | |
| KHC | 81.370 | 329 | A | P | 2011-08-20 23:10:52.6 | 0.2 | T | SC3 | |
| ZAPS | 81.640 | 320 | A | P | 2011-08-20 23:10:54.6 | 0.8 | T | BEO | |
| FRGS | 81.670 | 323 | A | P | 2011-08-20 23:10:53.9 | 0 | T | BEO | |
| BOVS | 81.850 | 321 | A | P | 2011-08-20 23:10:54.8 | -0.1 | T | BEO | |
| VTS | 81.850 | 319 | A | P | 2011-08-20 23:10:55.4 | 0.3 | T | BEO | |
| ARSA | 82.010 | 326 | A | P | 2011-08-20 23:10:56.9 | 1.1 | T | BEO | |
| MOA | 82.090 | 327 | A | P | 2011-08-20 23:10:56.8 | 0.7 | T | ZAMG | |
| GRUS | 82.160 | 321 | A | P | 2011-08-20 23:10:56.3 | -0.2 | T | BEO | |
| TEKS | 82.240 | 323 | A | P | 2011-08-20 23:10:57.1 | 0.2 | T | BEO | |
| DIVS | 82.350 | 322 | A | P | 2011-08-20 23:10:57.8 | 0.2 | T | SC3 | |
| BARS | 82.390 | 320 | A | P | 2011-08-20 23:10:58.1 | 0.5 | T | BEO | |
| SELS | 82.460 | 321 | A | P | 2011-08-20 23:10:57.9 | -0.1 | T | BEO | |
| SOKA | 82.670 | 326 | A | P | 2011-08-20 23:10:59.3 | 0 | T | ZAMG | |
| SRS | 82.710 | 318 | A | P | 2011-08-20 23:10:59.8 | 0.4 | T | BEO | |
| BBLS | 82.800 | 322 | A | P | 2011-08-20 23:11:00.9 | 1.1 | T | SC3 | |
| FUR | 83.060 | 329 | A | P | 2011-08-20 23:11:02.0 | 0.8 | T | SC3 | |
| PLE | 83.210 | 322 | A | P | 2011-08-20 23:11:03.1 | 1 | T | MSO | |
| PEJK | 83.290 | 321 | A | P | 2011-08-20 23:11:03.5 | 1.1 | T | MSO | |
| MYKA | 83.310 | 327 | A | P | 2011-08-20 23:11:02.0 | -0.5 | T | ZAMG | |
| BEY | 83.310 | 321 | A | P | 2011-08-20 23:11:03.6 | 1 | T | MSO | |
| STU | 83.390 | 331 | A | P | 2011-08-20 23:11:03.3 | 0.4 | T | SC3 | |
| WATA | 83.610 | 329 | A | P | 2011-08-20 23:11:04.3 | 0.1 | T | ZAMG | |
| CEY | 83.660 | 326 | A | P | 2011-08-20 23:11:04.1 | -0.2 | T | BEO | |
| ABTA | 83.690 | 328 | A | P | 2011-08-20 23:11:03.4 | -1.1 | T | ZAMG | |
| MOTA | 83.790 | 329 | A | P | 2011-08-20 23:11:05.2 | 0.1 | T | ZAMG | |
| RETA | 83.820 | 329 | A | P | 2011-08-20 23:11:05.4 | 0.3 | T | ZAMG | |
| NKME | 83.850 | 322 | A | P | 2011-08-20 23:11:05.5 | 0.2 | T | MSO | |
| GIVF | 83.870 | 334 | A | P | 2011-08-20 23:11:04.2 | -1.1 | T | LDG | |
| PDG | 83.950 | 321 | A | P | 2011-08-20 23:11:06.0 | 0.3 | T | MSO | |
| BRY | 83.950 | 322 | A | P | 2011-08-20 23:11:06.2 | 0.3 | T | MSO | |
| CEME | 84.030 | 322 | A | P | 2011-08-20 23:11:06.3 | 0.1 | T | MSO | |
| BFO | 84.080 | 331 | M | P | 2011-08-20 23:11:06.8 | 0.4 | T | GSRC | |
| FNA | 84.110 | 319 | A | P | 2011-08-20 23:11:07.1 | 0.5 | T | BEO | |
| BAIF | 84.120 | 334 | A | P | 2011-08-20 23:11:05.5 | -1.1 | T | LDG | |
| DRME | 84.170 | 321 | A | P | 2011-08-20 23:11:07.4 | 0.6 | T | MSO | |
| FETA | 84.210 | 329 | A | P | 2011-08-20 23:11:07.4 | 0.2 | T | ZAMG | |
| DAVA | 84.330 | 330 | A | P | 2011-08-20 23:11:08.0 | 0.1 | T | ZAMG | |
| CDF | 84.410 | 332 | A | P | 2011-08-20 23:11:08.2 | 0 | T | LDG | |
| HINF | 85.060 | 332 | A | P | 2011-08-20 23:11:10.1 | -1.3 | T | LDG | |
| HAU | 85.090 | 332 | A | P | 2011-08-20 23:11:10.4 | -1.1 | T | LDG | |
| MEZF | 85.150 | 333 | A | P | 2011-08-20 23:11:11.2 | -0.6 | T | LDG | |
| CABF | 86.360 | 331 | A | P | 2011-08-20 23:11:16.8 | -1.1 | T | LDG | |
| LOR | 86.620 | 333 | A | P | 2011-08-20 23:11:18.1 | -1 | T | LDG | |
| FLN | 86.790 | 336 | A | P | 2011-08-20 23:11:18.8 | -1 | T | LDG | |
| LDF | 86.820 | 336 | A | P | 2011-08-20 23:11:19.0 | -1 | T | LDG | |
| SSF | 86.920 | 333 | A | P | 2011-08-20 23:11:20.6 | 0.1 | T | LDG | |
| LPG | 87.030 | 330 | A | P | 2011-08-20 23:11:20.7 | -0.7 | T | LDG | |
| LPL | 87.030 | 330 | A | P | 2011-08-20 23:11:21.3 | 0 | T | LDG | |
| SMF | 87.160 | 333 | A | P | 2011-08-20 23:11:21.7 | 0 | T | LDG | |
| AVF | 87.210 | 333 | A | P | 2011-08-20 23:11:21.1 | -0.8 | T | LDG | |
| GRR | 87.230 | 336 | A | P | 2011-08-20 23:11:21.4 | -0.6 | T | LDG | |
| TIP | 87.650 | 321 | A | P | 2011-08-20 23:11:25.4 | 1.3 | T | BEO | |
| MBDF | 87.670 | 330 | A | P | 2011-08-20 23:11:23.6 | -0.7 | T | LDG | |
| ORIF | 87.860 | 330 | A | P | 2011-08-20 23:11:25.2 | 0.1 | T | LDG | |
| SGMF | 87.880 | 337 | A | P | 2011-08-20 23:11:24.5 | -0.6 | T | LDG | |
| ROSF | 88.020 | 338 | A | P | 2011-08-20 23:11:25.4 | -0.4 | T | LDG | |
| TCF | 88.040 | 333 | A | P | 2011-08-20 23:11:25.4 | -0.5 | T | LDG | |
| SBF | 88.120 | 329 | A | P | 2011-08-20 23:11:25.0 | -1.4 | T | LDG | |
| VIVF | 88.370 | 331 | A | P | 2011-08-20 23:11:26.9 | -0.6 | T | LDG | |
| MFF | 88.570 | 335 | A | P | 2011-08-20 23:11:28.0 | -0.4 | T | LDG | |
| FRF | 88.690 | 329 | A | P | 2011-08-20 23:11:27.2 | -1.8 | T | LDG | |
| LMR | 88.930 | 329 | A | P | 2011-08-20 23:11:28.5 | -1.6 | T | LDG | |
| RJF | 89.140 | 333 | A | P | 2011-08-20 23:11:30.6 | -0.5 | T | LDG | |
| CAF | 89.270 | 333 | A | P | 2011-08-20 23:11:31.5 | -0.2 | T | LDG | |
| LFF | 89.730 | 334 | A | P | 2011-08-20 23:11:33.5 | -0.3 | T | LDG | |
| ETSF | 91.970 | 333 | A | P | 2011-08-20 23:11:47.8 | 3.5 | T | LDG |