| Author | |
| Date and time | 2018-01-20 19:43:47.0 UTC |
| Latitude | 51.966 |
| Longitude | 178.452 |
| Depth | 123.1 |
| Magnitude | 4.7 mb |
| Region | RAT ISLANDS, ALEUTIAN ISLANDS |
| Latest update | 2018-01-20 19:54:53.6 UTC |
| rms | 0.92 s |
| N° phases used for the localisation | 116 |
| N° stations used for the localisation | 116 |
| Gap | 119.0 ° |
| 95% confidence ellipse | |
| semi major | 10.8 |
| semi minor | 3.6 |
| Azimuth | 170 ° |
| 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 |
|---|---|---|---|---|---|---|---|---|---|
| LSSA | 0.040 | 113 | M | P | 2018-01-20 19:44:03.0 | -0.9 | T | AK | |
| LSNW | 0.040 | 83 | M | P | 2018-01-20 19:44:03.8 | -0.1 | T | AK | |
| CETU | 0.640 | 90 | M | P | 2018-01-20 19:44:07.0 | 0.3 | T | AK | |
| CEAP | 0.700 | 87 | A | P | 2018-01-20 19:44:07.4 | 0.4 | T | AK | |
| CEPE | 0.740 | 90 | A | P | 2018-01-20 19:44:07.7 | 0.4 | T | AK | |
| AMKA | 0.790 | 138 | A | P | 2018-01-20 19:44:07.7 | 0 | T | AK | |
| AMKA | 0.790 | 138 | M | Pn | 2018-01-20 19:44:07.7 | 0 | T | NEIR | |
| AMKA | 0.790 | 138 | M | S | 2018-01-20 19:44:22.1 | -1.2 | T | AK | |
| GALAA | 1.730 | 96 | M | P | 2018-01-20 19:44:18.1 | 0.3 | T | AK | |
| GAEA | 1.740 | 95 | M | P | 2018-01-20 19:44:18.2 | 0.2 | T | AK | |
| TANO | 2.120 | 90 | A | P | 2018-01-20 19:44:23.1 | 0.6 | T | AK | |
| TASE | 2.180 | 92 | A | P | 2018-01-20 19:44:23.6 | 0.3 | T | AK | |
| TAFP | 2.210 | 90 | M | P | 2018-01-20 19:44:23.7 | 0.1 | T | AK | |
| TAFP | 2.210 | 90 | M | S | 2018-01-20 19:44:51.7 | 0 | T | AK | |
| KICM | 2.690 | 89 | A | P | 2018-01-20 19:44:30.2 | 0.5 | T | AK | |
| KIWB | 2.720 | 91 | M | Pn | 2018-01-20 19:44:30.2 | 0.1 | T | NEIR | |
| KIWB | 2.720 | 91 | M | P | 2018-01-20 19:44:30.3 | 0.1 | T | AK | |
| KIRH | 2.760 | 90 | A | P | 2018-01-20 19:44:30.9 | 0.3 | T | AK | |
| ADK | 3.010 | 90 | A | P | 2018-01-20 19:44:33.6 | -0.2 | T | AK | |
| ADK | 3.010 | 90 | M | Pn | 2018-01-20 19:44:33.7 | -0.1 | T | NEIR | |
| ADK | 3.010 | 90 | M | S | 2018-01-20 19:45:09.8 | -0.2 | T | AK | |
| GSCK | 3.330 | 87 | A | P | 2018-01-20 19:44:38.2 | 0.2 | T | AK | |
| GSMY | 3.390 | 87 | A | P | 2018-01-20 19:44:38.0 | -0.9 | T | AK | |
| GSTR | 3.390 | 86 | M | Pn | 2018-01-20 19:44:38.0 | -0.9 | T | NEIR | |
| ATKA | 4.540 | 84 | M | Pn | 2018-01-20 19:44:54.2 | 0.2 | T | NEIR | |
| ATKA | 4.540 | 84 | A | P | 2018-01-20 19:44:54.5 | 0.5 | T | AK | |
| KOKL | 4.540 | 83 | A | P | 2018-01-20 19:44:54.6 | 0.5 | T | AK | |
| KOFP | 4.600 | 83 | M | P | 2018-01-20 19:44:55.8 | 0.9 | T | AK | |
| PET | 12.100 | 283 | M | P | 2018-01-20 19:46:35.5 | -1 | T | GSRC | |
| PETK | 12.670 | 283 | M | Pn | 2018-01-20 19:46:43.7 | 0.7 | T | NEIR | |
| PEA0B | 12.670 | 283 | M | Pn | 2018-01-20 19:46:43.8 | 0.8 | T | NEIR | |
| CHGN | 14.200 | 63 | M | Pn | 2018-01-20 19:47:03.1 | 0.4 | T | NEIR | |
| ANM | 15.140 | 27 | M | Pn | 2018-01-20 19:47:14.4 | -0.3 | T | NEIR | |
| CHIA | 15.730 | 66 | M | Pn | 2018-01-20 19:47:19.5 | -2.5 | T | NEIR | |
| P18K | 16.490 | 53 | M | P | 2018-01-20 19:47:31.1 | -0.9 | T | NEIR | |
| N18K | 16.570 | 48 | M | P | 2018-01-20 19:47:31.0 | -1.8 | T | NEIR | |
| OHAK | 17.110 | 61 | M | P | 2018-01-20 19:47:35.5 | -3.1 | T | NEIR | |
| BILL | 17.150 | 344 | M | P | 2018-01-20 19:47:40.1 | 0.9 | T | GSRC | |
| Q19K | 17.180 | 55 | M | P | 2018-01-20 19:47:36.8 | -2.7 | T | NEIR | |
| TTA | 17.430 | 41 | M | P | 2018-01-20 19:47:42.8 | 0.5 | T | NEIR | |
| KDAK | 17.550 | 59 | M | P | 2018-01-20 19:47:41.2 | -2.2 | T | NEIR | |
| SEY | 17.640 | 319 | M | P | 2018-01-20 19:47:44.8 | 0.2 | T | GSRC | |
| RSO | 17.980 | 51 | M | P | 2018-01-20 19:47:48.8 | 0.3 | T | NEIR | |
| CNPM | 18.510 | 54 | M | P | 2018-01-20 19:47:54.0 | -0.1 | T | NEIR | |
| BRLK | 18.730 | 53 | M | P | 2018-01-20 19:47:54.6 | -1.9 | T | NEIR | |
| O22K | 19.440 | 52 | M | P | 2018-01-20 19:48:03.8 | -0.3 | T | NEIR | |
| KTH | 19.780 | 42 | M | P | 2018-01-20 19:48:08.8 | 0.8 | T | NEIR | |
| IMAR | 19.790 | 34 | M | P | 2018-01-20 19:48:08.9 | 0.9 | T | NEIR | |
| PMR | 19.970 | 49 | M | P | 2018-01-20 19:48:10.6 | 0.7 | T | NEIR | |
| TRF | 20.010 | 43 | M | P | 2018-01-20 19:48:11.1 | 0.5 | T | NEIR | |
| I21K | 20.030 | 37 | M | P | 2018-01-20 19:48:11.0 | 0.4 | T | NEIR | |
| GHO | 20.110 | 48 | M | P | 2018-01-20 19:48:11.0 | -0.5 | T | NEIR | |
| KNK | 20.240 | 49 | M | P | 2018-01-20 19:48:13.4 | 0.5 | T | NEIR | |
| SML | 20.390 | 48 | M | P | 2018-01-20 19:48:14.7 | 0.2 | T | NEIR | |
| MLY | 20.440 | 38 | M | P | 2018-01-20 19:48:15.4 | 0.4 | T | NEIR | |
| HIN | 21.000 | 53 | M | P | 2018-01-20 19:48:19.8 | -1.2 | T | NEIR | |
| DHY | 21.140 | 45 | M | P | 2018-01-20 19:48:22.9 | 0.2 | T | NEIR | |
| MDM | 21.390 | 40 | M | P | 2018-01-20 19:48:25.8 | 0.6 | T | NEIR | |
| CCB | 21.450 | 41 | M | P | 2018-01-20 19:48:25.5 | -0.2 | T | NEIR | |
| M24K | 21.450 | 48 | M | P | 2018-01-20 19:48:26.8 | 0.9 | T | NEIR | |
| KLU | 21.450 | 50 | M | P | 2018-01-20 19:48:25.5 | -0.4 | T | NEIR | |
| HDA | 21.710 | 42 | M | P | 2018-01-20 19:48:28.6 | 0 | T | NEIR | |
| POKR | 21.760 | 40 | M | P | 2018-01-20 19:48:28.8 | -0.3 | T | NEIR | |
| IL31 | 21.860 | 41 | M | P | 2018-01-20 19:48:29.0 | -1 | T | NEIR | |
| RAGM | 21.890 | 53 | M | P | 2018-01-20 19:48:30.8 | 0.3 | T | NEIR | |
| KAIM | 21.980 | 54 | M | P | 2018-01-20 19:48:30.8 | -0.5 | T | NEIR | |
| N25K | 22.090 | 50 | M | P | 2018-01-20 19:48:33.0 | 0.4 | T | NEIR | |
| RIDG | 22.410 | 44 | M | P | 2018-01-20 19:48:34.8 | -1.1 | T | NEIR | |
| GLB | 22.440 | 50 | M | P | 2018-01-20 19:48:35.9 | -0.2 | T | NEIR | |
| VRDI | 22.580 | 51 | M | P | 2018-01-20 19:48:37.7 | 0 | T | NEIR | |
| PRP | 22.650 | 39 | M | P | 2018-01-20 19:48:37.9 | -0.5 | T | NEIR | |
| SCRK | 22.840 | 44 | M | P | 2018-01-20 19:48:39.0 | -1.2 | T | NEIR | |
| BARN | 23.430 | 52 | M | P | 2018-01-20 19:48:46.6 | 0.9 | T | NEIR | |
| YSS | 23.560 | 272 | M | P | 2018-01-20 19:48:46.3 | -0.1 | T | GSRC | |
| BCAR | 23.620 | 47 | M | P | 2018-01-20 19:48:48.1 | 0.9 | T | NEIR | |
| BMAR | 23.680 | 35 | M | P | 2018-01-20 19:48:48.5 | 0.7 | T | NEIR | |
| EGAK | 24.220 | 43 | M | P | 2018-01-20 19:48:52.8 | 0.2 | T | NEIR | |
| BCPM | 24.380 | 54 | M | P | 2018-01-20 19:48:55.4 | 1.3 | T | NEIR | |
| DAWY | 24.840 | 45 | M | P | 2018-01-20 19:48:59.0 | 0.7 | T | NEIR | |
| HYT | 25.450 | 52 | M | P | 2018-01-20 19:49:05.7 | 1.8 | T | NEIR | |
| EPYK | 26.350 | 40 | M | P | 2018-01-20 19:49:12.3 | 0.3 | T | NEIR | |
| M31M | 26.940 | 49 | M | P | 2018-01-20 19:49:18.5 | 1.2 | T | NEIR | |
| P32M | 27.390 | 55 | M | P | 2018-01-20 19:49:20.9 | -0.4 | T | NEIR | |
| F31M | 27.690 | 38 | M | P | 2018-01-20 19:49:24.1 | 0.2 | T | NEIR | |
| YAK | 27.700 | 310 | M | P | 2018-01-20 19:49:21.9 | -2.1 | T | GSRC | |
| P33M | 27.780 | 54 | M | P | 2018-01-20 19:49:24.5 | -0.3 | T | NEIR | |
| S34M | 28.950 | 58 | M | P | 2018-01-20 19:49:34.6 | -0.4 | T | NEIR | |
| TIXI | 29.240 | 331 | M | P | 2018-01-20 19:49:36.3 | -1.4 | T | GSRC | |
| KLR | 29.350 | 284 | M | P | 2018-01-20 19:49:38.2 | -0.3 | T | GSRC | |
| DLBC | 29.430 | 57 | M | P | 2018-01-20 19:49:39.2 | -0.2 | T | NEIR | |
| T35M | 29.600 | 60 | M | P | 2018-01-20 19:49:41.8 | 0.9 | T | NEIR | |
| ZEA | 30.400 | 294 | M | P | 2018-01-20 19:49:47.8 | 0 | T | GSRC | |
| A36M | 31.370 | 30 | M | P | 2018-01-20 19:49:57.8 | 1.4 | T | NEIR | |
| C36M | 31.470 | 35 | M | P | 2018-01-20 19:49:58.1 | 0.8 | T | NEIR | |
| USA0B | 31.510 | 275 | M | P | 2018-01-20 19:49:57.5 | 0 | T | NEIR | |
| USRK | 31.500 | 275 | M | P | 2018-01-20 19:49:57.5 | 0.1 | T | NEIR | |
| MAJO | 32.200 | 258 | M | P | 2018-01-20 19:50:03.7 | 0.2 | T | NEIR | |
| HILA | 36.000 | 54 | M | P | 2018-01-20 19:50:36.5 | -0.1 | T | NEIR | |
| YKA | 36.020 | 47 | M | P | 2018-01-20 19:50:37.4 | 0.7 | T | GSRC | |
| TJN | 38.940 | 267 | M | P | 2018-01-20 19:51:02.1 | 1 | T | GSRC | |
| NRIK | 42.990 | 329 | M | P | 2018-01-20 19:51:34.9 | 0.3 | T | GSRC | |
| SPITS | 49.570 | 355 | A | P | 2018-01-20 19:52:25.5 | -0.7 | T | NEWS | |
| DGZ | 53.760 | 307 | M | P | 2018-01-20 19:52:57.1 | -0.2 | T | GSRC | |
| ANMO | 54.600 | 77 | M | P | 2018-01-20 19:53:01.9 | -1.3 | T | GSRC | |
| KURK | 57.290 | 312 | M | P | 2018-01-20 19:53:21.8 | -0.6 | T | GSRC | |
| MK31 | 58.250 | 307 | M | P | 2018-01-20 19:53:27.0 | -2.1 | T | GSRC | |
| BRVK | 59.260 | 318 | M | P | 2018-01-20 19:53:35.9 | -0.3 | T | GSRC | |
| ARU | 61.090 | 327 | M | P | 2018-01-20 19:53:48.5 | -0.2 | T | GSRC | |
| FINES | 64.700 | 346 | A | P | 2018-01-20 19:54:11.6 | -1.1 | T | NEWS | |
| AAK | 65.090 | 308 | M | P | 2018-01-20 19:54:15.8 | 0.6 | T | GSRC | |
| NB2 | 66.760 | 353 | A | P | 2018-01-20 19:54:28.8 | 2.8 | T | NEWS | |
| NORES | 67.040 | 353 | A | P | 2018-01-20 19:54:29.2 | 1.5 | T | NEWS | |
| OBN | 68.580 | 338 | M | P | 2018-01-20 19:54:37.4 | 0.1 | T | GSRC | |
| AKBB | 74.320 | 340 | M | P | 2018-01-20 19:55:11.6 | -0.1 | T | GSRC | |
| KIV | 76.990 | 329 | M | P | 2018-01-20 19:55:27.7 | 0.7 | T | GSRC | |
| KBZ | 77.130 | 329 | M | P | 2018-01-20 19:55:28.1 | 0.5 | T | GSRC |