| Author | |
| Date and time | 2017-10-20 04:51:16.6 UTC |
| Latitude | -24.247 |
| Longitude | -175.377 |
| Depth | 10 |
| Magnitude | 4.9 mb |
| Region | SOUTH OF TONGA |
| Latest update | 2017-10-20 05:23:57.3 UTC |
| rms | 1.39 s |
| N° phases used for the localisation | 65 |
| N° stations used for the localisation | 65 |
| Gap | 77.0 ° |
| 95% confidence ellipse | |
| semi major | 14.9 |
| semi minor | 9.4 |
| Azimuth | 161 ° |
| 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 |
|---|---|---|---|---|---|---|---|---|---|
| NIUE | 7.230 | 46 | M | Pn | 2017-10-20 04:52:58.6 | -3.6 | T | NEIR | |
| MSVF | 8.930 | 315 | M | Pn | 2017-10-20 04:53:26.7 | 1 | T | NEIR | |
| MSVF | 8.930 | 315 | M | P | 2017-10-20 04:53:27.8 | 2.1 | T | GSRC | |
| AFI | 10.840 | 19 | M | Pn | 2017-10-20 04:53:48.4 | -3.4 | T | NEIR | |
| RAR | 14.720 | 81 | M | Pn | 2017-10-20 04:54:43.6 | -1.1 | T | NEIR | |
| PINNC | 15.860 | 272 | M | P | 2017-10-20 04:55:04.6 | 1 | T | NEIR | |
| LIFNC | 16.440 | 279 | M | P | 2017-10-20 04:55:11.5 | 1.5 | T | NEIR | |
| DZM | 16.870 | 274 | M | P | 2017-10-20 04:55:16.3 | 1.4 | T | NEIR | |
| CTAO | 35.720 | 269 | M | P | 2017-10-20 04:58:14.3 | -0.9 | T | NEIR | |
| STKA | 38.540 | 249 | M | P | 2017-10-20 04:58:38.6 | -0.6 | T | NEIR | |
| PMG | 38.660 | 286 | M | P | 2017-10-20 04:58:38.1 | -1.9 | T | NEIR | |
| ASAR | 46.170 | 260 | M | P | 2017-10-20 04:59:38.0 | -3.3 | T | NEIR | |
| AS31 | 46.160 | 260 | M | P | 2017-10-20 04:59:40.1 | -1.2 | T | NEIR | |
| WRAB | 46.610 | 265 | M | P | 2017-10-20 04:59:42.5 | -2.2 | T | GSRC | |
| WRA | 46.620 | 265 | M | P | 2017-10-20 04:59:41.9 | -2.9 | T | NEIR | |
| KNRA | 52.940 | 268 | M | P | 2017-10-20 05:00:30.7 | -2.1 | T | NEIR | |
| VNDA | 54.390 | 186 | M | P | 2017-10-20 05:00:44.0 | 0 | T | NEIR | |
| MORW | 60.730 | 249 | M | P | 2017-10-20 05:01:26.7 | -1.6 | T | NEIR | |
| CASY | 61.610 | 206 | M | P | 2017-10-20 05:01:36.5 | 1.8 | T | NEIR | |
| TOLI2 | 66.830 | 282 | M | P | 2017-10-20 05:02:07.7 | -0.5 | T | NEIR | |
| SMAI | 74.180 | 158 | M | P | 2017-10-20 05:02:53.2 | -0.6 | T | NEIR | |
| YSS | 80.370 | 332 | M | P | 2017-10-20 05:03:28.8 | 0.9 | T | GSRC | |
| W13A | 82.980 | 47 | M | P | 2017-10-20 05:03:42.4 | 0.5 | T | NEIR | |
| USRK | 83.460 | 325 | M | P | 2017-10-20 05:03:44.6 | 0.5 | T | NEIR | |
| TUC | 83.500 | 50 | M | P | 2017-10-20 05:03:45.1 | 0.7 | T | NEIR | |
| PRN | 83.590 | 44 | M | P | 2017-10-20 05:03:44.6 | -0.3 | T | NEIR | |
| X16A | 84.230 | 48 | M | P | 2017-10-20 05:03:49.3 | 1 | T | NEIR | |
| SNAA | 84.090 | 178 | M | P | 2017-10-20 05:03:48.9 | 0.6 | T | NEIR | |
| LCMT | 84.520 | 45 | M | P | 2017-10-20 05:03:52.9 | 3.2 | T | NEIR | |
| KNB | 84.790 | 46 | M | P | 2017-10-20 05:03:51.2 | 0.1 | T | NEIR | |
| O16K | 84.770 | 9 | M | P | 2017-10-20 05:03:50.9 | 0 | T | NEIR | |
| U15A | 84.800 | 46 | M | P | 2017-10-20 05:03:52.2 | 0.9 | T | NEIR | |
| O19K | 85.920 | 10 | M | P | 2017-10-20 05:03:56.7 | 0.1 | T | NEIR | |
| KLR | 87.030 | 328 | M | P | 2017-10-20 05:04:02.7 | 0.7 | T | GSRC | |
| MNTX | 87.060 | 53 | M | P | 2017-10-20 05:04:03.2 | 1.1 | T | NEIR | |
| TX31 | 87.150 | 56 | M | P | 2017-10-20 05:04:03.5 | 0.9 | T | NEIR | |
| PSI | 87.250 | 274 | M | P | 2017-10-20 05:04:03.0 | -0.1 | T | NEIR | |
| GSI | 87.920 | 272 | M | P | 2017-10-20 05:04:06.8 | 0.6 | T | NEIR | |
| ANMO | 87.960 | 50 | M | P | 2017-10-20 05:04:08.1 | 1.4 | T | NEIR | |
| CAST | 89.320 | 10 | M | P | 2017-10-20 05:04:12.4 | -0.7 | T | NEIR | |
| TRF | 89.650 | 11 | M | P | 2017-10-20 05:04:14.7 | -0.1 | T | NEIR | |
| RND | 89.860 | 12 | A | P | 2017-10-20 05:04:16.7 | 1 | T | NEIR | |
| SEY | 90.600 | 346 | M | P | 2017-10-20 05:04:19.3 | 0.3 | T | GSRC | |
| CRAI | 93.220 | 291 | M | P | 2017-10-20 05:04:31.2 | 0.3 | T | NEIR | |
| CMAR | 93.720 | 288 | M | P | 2017-10-20 05:04:34.6 | 1.4 | T | NEIR | |
| CHTO | 93.860 | 289 | M | P | 2017-10-20 05:04:35.2 | 1.4 | T | NEIR | |
| KURK | 118.420 | 316 | M | PKPdf | 2017-10-20 05:10:05.8 | 1.5 | T | GSRC | |
| BRVK | 123.590 | 319 | M | PKPdf | 2017-10-20 05:10:15.1 | 0.8 | T | GSRC | |
| ARU | 129.660 | 324 | M | P | 2017-10-20 05:10:25.6 | -0.3 | T | GSRC | |
| NC3 | 142.630 | 355 | M | PKPdf | 2017-10-20 05:10:51.2 | 1.1 | T | NEIR | |
| NB201 | 142.850 | 355 | M | PKPdf | 2017-10-20 05:10:51.8 | 1.2 | T | NEIR | |
| KIV | 143.320 | 312 | M | P | 2017-10-20 05:10:50.0 | -1.2 | T | GSRC | |
| MBAR | 144.640 | 229 | M | PKPdf | 2017-10-20 05:10:54.3 | 0.6 | T | NEIR | |
| MBAR | 144.640 | 229 | M | P | 2017-10-20 05:10:54.8 | 1.1 | T | GSRC | |
| GURO | 145.360 | 303 | M | PKPbc | 2017-10-20 05:10:54.5 | 0 | T | NEIR | |
| PABE | 145.620 | 341 | M | PKPdf | 2017-10-20 05:10:55.3 | 0 | T | NEIR | |
| SUW | 147.130 | 340 | M | PKPbc | 2017-10-20 05:10:59.2 | -0.8 | T | NEIR | |
| AKASG | 147.420 | 331 | M | PKPbc | 2017-10-20 05:10:58.8 | -2 | T | NEIR | |
| AKBB | 147.420 | 331 | M | PKPbc | 2017-10-20 05:10:59.8 | -1 | T | NEIR | |
| AKBB | 147.420 | 331 | M | P | 2017-10-20 05:11:00.7 | 2.4 | T | GSRC | |
| BNN | 149.910 | 307 | M | PKPbc | 2017-10-20 05:11:07.6 | 0.5 | T | NEIR | |
| BR131 | 151.170 | 310 | M | PKPbc | 2017-10-20 05:11:09.7 | -0.5 | T | NEIR | |
| BRTR | 151.170 | 310 | M | PKPbc | 2017-10-20 05:11:09.9 | -0.3 | T | NEIR | |
| BURAR | 151.470 | 330 | M | PKPbc | 2017-10-20 05:11:11.4 | 0.4 | T | NEIR | |
| MDUB | 152.520 | 313 | M | PKPbc | 2017-10-20 05:11:13.1 | -0.1 | T | NEIR |