| Author | |
| Date and time | 2018-02-04 08:23:50.7 UTC |
| Latitude | 51.366 |
| Longitude | 178.660 |
| Depth | 51.8 |
| Magnitude | 4.2 mb |
| Region | RAT ISLANDS, ALEUTIAN ISLANDS |
| Latest update | 2018-02-04 08:59:15.0 UTC |
| rms | 1.09 s |
| N° phases used for the localisation | 114 |
| N° stations used for the localisation | 114 |
| Gap | 137.0 ° |
| 95% confidence ellipse | |
| semi major | 10.5 |
| semi minor | 5.4 |
| Azimuth | 175 ° |
| 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 |
|---|---|---|---|---|---|---|---|---|---|
| KIWB | 2.650 | 78 | M | Pn | 2018-02-04 08:24:31.6 | 0.5 | T | NEIR | |
| ADK | 2.940 | 78 | M | Pn | 2018-02-04 08:24:34.4 | -0.6 | T | NEIR | |
| ATKA | 4.510 | 77 | M | Pn | 2018-02-04 08:24:56.1 | -0.4 | T | NEIR | |
| AKUT | 9.830 | 68 | M | Pn | 2018-02-04 08:26:11.1 | 1.7 | T | NEIR | |
| PETK | 12.950 | 286 | M | P | 2018-02-04 08:26:53.1 | 1 | T | GSRC | |
| SDPT | 13.060 | 64 | M | Pn | 2018-02-04 08:26:52.2 | -1.4 | T | NEIR | |
| ANM | 15.620 | 26 | M | P | 2018-02-04 08:27:30.0 | -1 | T | NEIR | |
| O18K | 16.910 | 50 | M | P | 2018-02-04 08:27:46.3 | 1 | T | NEIR | |
| OHAK | 17.290 | 59 | M | P | 2018-02-04 08:27:45.7 | -3.7 | T | NEIR | |
| KDAK | 17.750 | 58 | M | P | 2018-02-04 08:27:51.6 | -2.9 | T | NEIR | |
| TTA | 17.800 | 40 | M | P | 2018-02-04 08:27:56.5 | 1.3 | T | NEIR | |
| RSO | 18.270 | 49 | M | P | 2018-02-04 08:27:59.8 | -0.7 | T | NEIR | |
| CNPM | 18.760 | 53 | M | P | 2018-02-04 08:28:06.0 | 0.3 | T | NEIR | |
| BRLK | 18.990 | 52 | M | P | 2018-02-04 08:28:08.2 | 0 | T | NEIR | |
| SKT | 19.310 | 45 | M | P | 2018-02-04 08:28:13.4 | 1.7 | T | NEIR | |
| SUA | 19.500 | 47 | M | P | 2018-02-04 08:28:14.4 | 0.5 | T | NEIR | |
| CAST | 19.610 | 41 | M | P | 2018-02-04 08:28:16.6 | 1.6 | T | NEIR | |
| O22K | 19.720 | 50 | M | P | 2018-02-04 08:28:17.3 | 1.2 | T | NEIR | |
| RC01 | 19.860 | 49 | M | P | 2018-02-04 08:28:18.7 | 1 | T | NEIR | |
| KTH | 20.140 | 41 | M | P | 2018-02-04 08:28:22.2 | 1.3 | T | NEIR | |
| IMAR | 20.210 | 33 | M | P | 2018-02-04 08:28:23.4 | 1.8 | T | NEIR | |
| BPAW | 20.340 | 40 | M | P | 2018-02-04 08:28:24.4 | 1.5 | T | NEIR | |
| TRF | 20.360 | 42 | M | P | 2018-02-04 08:28:24.6 | 1.2 | T | NEIR | |
| GHO | 20.420 | 47 | M | P | 2018-02-04 08:28:24.4 | 0.5 | T | NEIR | |
| KNK | 20.540 | 48 | M | P | 2018-02-04 08:28:23.0 | -2.1 | T | NEIR | |
| SML | 20.700 | 47 | M | P | 2018-02-04 08:28:27.5 | 0.6 | T | NEIR | |
| MLY | 20.830 | 37 | M | P | 2018-02-04 08:28:29.6 | 1.3 | T | NEIR | |
| RND | 20.950 | 43 | M | P | 2018-02-04 08:28:30.1 | 0.5 | T | NEIR | |
| BWN | 20.970 | 40 | M | P | 2018-02-04 08:28:30.0 | 0.2 | T | NEIR | |
| SCM | 21.170 | 47 | M | P | 2018-02-04 08:28:31.1 | -0.8 | T | NEIR | |
| I23K | 21.410 | 38 | M | P | 2018-02-04 08:28:34.9 | 0.5 | T | NEIR | |
| DHY | 21.480 | 44 | M | P | 2018-02-04 08:28:35.0 | -0.4 | T | NEIR | |
| KLU | 21.740 | 49 | M | P | 2018-02-04 08:28:38.6 | 0.5 | T | NEIR | |
| M24K | 21.760 | 47 | M | P | 2018-02-04 08:28:38.6 | 0.3 | T | NEIR | |
| MDM | 21.770 | 39 | M | P | 2018-02-04 08:28:38.3 | -0.1 | T | NEIR | |
| CCB | 21.820 | 40 | M | P | 2018-02-04 08:28:37.3 | -1.5 | T | NEIR | |
| COLA | 21.890 | 39 | M | P | 2018-02-04 08:28:40.2 | 0.7 | T | NEIR | |
| HDA | 22.080 | 41 | M | P | 2018-02-04 08:28:41.5 | -0.1 | T | NEIR | |
| POKR | 22.140 | 39 | M | P | 2018-02-04 08:28:42.5 | 0.2 | T | NEIR | |
| ILAR | 22.230 | 40 | M | P | 2018-02-04 08:28:40.9 | -2.4 | T | GSRC | |
| IL31 | 22.230 | 40 | M | P | 2018-02-04 08:28:41.2 | -2 | T | NEIR | |
| N25K | 22.390 | 49 | M | P | 2018-02-04 08:28:44.3 | -0.7 | T | NEIR | |
| GLB | 22.730 | 49 | M | P | 2018-02-04 08:28:47.5 | -1.1 | T | NEIR | |
| J25K | 22.790 | 41 | M | P | 2018-02-04 08:28:47.1 | -2.2 | T | NEIR | |
| PRP | 23.030 | 39 | M | P | 2018-02-04 08:28:50.6 | -1.3 | T | NEIR | |
| MCARA | 23.100 | 49 | M | P | 2018-02-04 08:28:51.5 | -0.8 | T | NEIR | |
| SCRK | 23.190 | 43 | M | P | 2018-02-04 08:28:51.9 | -1.6 | T | NEIR | |
| L26K | 23.240 | 45 | M | P | 2018-02-04 08:28:53.6 | -0.2 | T | NEIR | |
| FYU | 23.530 | 36 | M | P | 2018-02-04 08:28:55.9 | -0.6 | T | NEIR | |
| YSS | 23.710 | 274 | M | P | 2018-02-04 08:28:57.3 | -0.7 | T | GSRC | |
| CTGM | 23.860 | 51 | M | P | 2018-02-04 08:28:59.2 | -0.5 | T | NEIR | |
| E25K | 24.050 | 33 | M | P | 2018-02-04 08:29:01.0 | -0.3 | T | NEIR | |
| BMAR | 24.100 | 34 | M | P | 2018-02-04 08:29:02.3 | 0.5 | T | NEIR | |
| DAWY | 25.180 | 44 | M | P | 2018-02-04 08:29:12.0 | 0.4 | T | NEIR | |
| M29M | 25.360 | 48 | M | P | 2018-02-04 08:29:12.3 | -1.1 | T | NEIR | |
| EPYK | 26.730 | 39 | M | P | 2018-02-04 08:29:25.2 | -0.4 | T | NEIR | |
| WHY | 27.000 | 52 | M | P | 2018-02-04 08:29:26.1 | -2.1 | T | NEIR | |
| M31M | 27.240 | 48 | M | P | 2018-02-04 08:29:30.2 | 0 | T | NEIR | |
| YAK | 28.190 | 311 | M | P | 2018-02-04 08:29:38.1 | -0.5 | T | GSRC | |
| INK | 28.350 | 35 | M | P | 2018-02-04 08:29:40.4 | 0.4 | T | NEIR | |
| KLR | 29.620 | 285 | M | P | 2018-02-04 08:29:50.0 | -1.3 | T | GSRC | |
| ZEA | 30.760 | 295 | M | P | 2018-02-04 08:30:00.3 | -1.1 | T | GSRC | |
| A36M | 31.820 | 29 | M | P | 2018-02-04 08:30:11.8 | 1 | T | NEIR | |
| C36M | 31.890 | 34 | M | P | 2018-02-04 08:30:11.4 | 0 | T | NEIR | |
| YKA | 36.340 | 46 | M | P | 2018-02-04 08:30:48.6 | -1.4 | T | GSRC | |
| KSRS | 38.020 | 269 | M | P | 2018-02-04 08:31:04.8 | 0.8 | T | GSRC | |
| EDM | 40.160 | 60 | M | P | 2018-02-04 08:31:22.0 | -0.1 | T | NEIR | |
| NEW | 40.330 | 68 | M | P | 2018-02-04 08:31:23.6 | 0.1 | T | NEIR | |
| RES | 40.340 | 24 | M | P | 2018-02-04 08:31:23.0 | -0.7 | T | NEIR | |
| K05A | 40.980 | 78 | M | P | 2018-02-04 08:31:30.5 | 1.5 | T | NEIR | |
| I07A | 41.080 | 75 | M | P | 2018-02-04 08:31:28.8 | -1 | T | NEIR | |
| WVOR | 42.520 | 77 | M | P | 2018-02-04 08:31:42.1 | 0.6 | T | NEIR | |
| PLID | 42.640 | 72 | M | P | 2018-02-04 08:31:41.5 | -1.1 | T | NEIR | |
| MPK | 43.500 | 81 | M | P | 2018-02-04 08:31:50.6 | 1 | T | NEIR | |
| NRIK | 43.570 | 329 | M | P | 2018-02-04 08:31:51.2 | 1.1 | T | GSRC | |
| PAHR | 43.660 | 80 | M | P | 2018-02-04 08:31:51.2 | 0.5 | T | NEIR | |
| LYMT | 43.800 | 67 | M | P | 2018-02-04 08:31:52.2 | 0.2 | T | NEIR | |
| PNTR | 43.890 | 81 | M | P | 2018-02-04 08:31:52.8 | 0.1 | T | NEIR | |
| CMB | 44.050 | 83 | M | P | 2018-02-04 08:31:54.6 | 0.9 | T | NEIR | |
| LRM | 44.330 | 69 | M | P | 2018-02-04 08:31:55.7 | -0.6 | T | NEIR | |
| HLID | 44.430 | 73 | M | P | 2018-02-04 08:31:57.2 | 0.2 | T | NEIR | |
| BMN | 44.550 | 78 | M | P | 2018-02-04 08:32:00.7 | 2.8 | T | NEIR | |
| ULN | 44.790 | 295 | M | P | 2018-02-04 08:32:00.2 | 0.4 | T | GSRC | |
| RYN | 44.840 | 81 | M | P | 2018-02-04 08:32:01.1 | 0.9 | T | NEIR | |
| KVN | 44.840 | 80 | M | P | 2018-02-04 08:32:00.3 | 0.1 | T | NEIR | |
| BOZ | 44.910 | 69 | M | P | 2018-02-04 08:32:00.8 | 0 | T | NEIR | |
| NVAR | 45.100 | 81 | M | P | 2018-02-04 08:32:03.4 | 1.1 | T | NEIR | |
| SONM | 45.180 | 295 | M | P | 2018-02-04 08:32:03.8 | 0.9 | T | NEIR | |
| ELK | 45.580 | 76 | M | P | 2018-02-04 08:32:05.9 | -0.2 | T | NEIR | |
| YHH | 45.840 | 69 | M | P | 2018-02-04 08:32:07.8 | -0.6 | T | NEIR | |
| SPR3 | 47.190 | 78 | M | P | 2018-02-04 08:32:19.0 | 0.1 | T | NEIR | |
| HWUT | 47.280 | 73 | M | P | 2018-02-04 08:32:19.5 | 0.1 | T | NEIR | |
| TPNV | 47.290 | 81 | M | P | 2018-02-04 08:32:20.0 | 0.6 | T | NEIR | |
| DUG | 47.380 | 75 | M | P | 2018-02-04 08:32:20.8 | 0.6 | T | NEIR | |
| GSC | 48.010 | 83 | M | P | 2018-02-04 08:32:25.2 | 0.4 | T | NEIR | |
| MPU | 48.210 | 75 | M | P | 2018-02-04 08:32:25.3 | -1.3 | T | NEIR | |
| SPB1 | 50.170 | 355 | M | P | 2018-02-04 08:32:40.2 | -1.6 | T | NEIR | |
| DGZ | 54.220 | 307 | M | P | 2018-02-04 08:33:12.1 | 0.3 | T | GSRC | |
| ANMO | 54.610 | 76 | M | P | 2018-02-04 08:33:13.9 | -0.5 | T | GSRC | |
| KURK | 57.790 | 312 | M | P | 2018-02-04 08:33:37.5 | 0.4 | T | GSRC | |
| MKAR | 58.710 | 307 | M | P | 2018-02-04 08:33:43.0 | -0.6 | T | GSRC | |
| MK31 | 58.710 | 307 | M | P | 2018-02-04 08:33:43.0 | -0.6 | T | GSRC | |
| BRVK | 59.790 | 319 | M | P | 2018-02-04 08:33:51.4 | 0.3 | T | GSRC | |
| TXAR | 60.190 | 79 | M | P | 2018-02-04 08:33:53.8 | 0.2 | T | GSRC | |
| ARU | 61.670 | 327 | M | P | 2018-02-04 08:34:04.6 | 0.7 | T | GSRC | |
| KIRV | 62.770 | 333 | M | P | 2018-02-04 08:34:11.7 | 0.4 | T | GSRC | |
| AAK | 65.560 | 308 | M | P | 2018-02-04 08:34:29.9 | 0.3 | T | GSRC | |
| OBN | 69.180 | 338 | M | P | 2018-02-04 08:34:53.9 | 1.4 | T | GSRC | |
| CMAR | 69.410 | 274 | M | P | 2018-02-04 08:34:51.9 | -1.4 | T | GSRC | |
| KBZ | 77.710 | 329 | M | P | 2018-02-04 08:35:43.3 | 0.8 | T | GSRC | |
| GNI | 80.280 | 326 | M | P | 2018-02-04 08:35:57.9 | 1.1 | T | GSRC | |
| WRA | 80.970 | 222 | M | P | 2018-02-04 08:35:58.2 | -1.3 | T | GSRC | |
| BRTR | 84.150 | 334 | M | P | 2018-02-04 08:36:18.1 | 1 | T | GSRC | |
| ASAR | 84.470 | 221 | M | P | 2018-02-04 08:36:16.6 | -1.1 | T | GSRC |