| Author | |
| Date and time | 2017-04-20 03:19:12.5 UTC |
| Latitude | -19.580 |
| Longitude | -175.652 |
| Depth | 212.6 |
| Magnitude | 4.4 mb |
| Region | TONGA |
| Latest update | 2017-04-20 03:38:33.9 UTC |
| rms | 1.45 s |
| N° phases used for the localisation | 52 |
| N° stations used for the localisation | 52 |
| Gap | 82.0 ° |
| 95% confidence ellipse | |
| semi major | 16 |
| semi minor | 9.3 |
| Azimuth | 160 ° |
| 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 | 5.430 | 86 | M | Pn | 2017-04-20 03:20:32.4 | -0.3 | T | NEIR | |
| NIUE | 5.430 | 86 | M | P | 2017-04-20 03:20:33.0 | 0.3 | T | GFZ | |
| NIUE | 5.430 | 86 | M | Sn | 2017-04-20 03:21:34.2 | -2 | T | NEIR | |
| MSVF | 6.250 | 286 | M | Pn | 2017-04-20 03:20:45.5 | 2.2 | T | NEIR | |
| MSVF | 6.250 | 286 | M | P | 2017-04-20 03:20:46.9 | 3.6 | T | GFZ | |
| AFI | 6.760 | 34 | M | Pn | 2017-04-20 03:20:47.0 | -2.7 | T | NEIR | |
| AFI | 6.760 | 34 | M | P | 2017-04-20 03:20:47.4 | -2.3 | T | GFZ | |
| PINNC | 16.070 | 256 | M | P | 2017-04-20 03:22:47.9 | 1.7 | T | NEIR | |
| OUENC | 16.600 | 257 | M | P | 2017-04-20 03:22:53.2 | 1.1 | T | NEIR | |
| DZM | 16.930 | 258 | M | P | 2017-04-20 03:22:57.3 | 1.5 | T | NEIR | |
| ONTNC | 16.950 | 258 | M | P | 2017-04-20 03:22:55.5 | -0.4 | T | NEIR | |
| TOZ | 19.670 | 201 | M | P | 2017-04-20 03:23:25.7 | 0.3 | T | NEIR | |
| RTZ | 20.020 | 197 | M | P | 2017-04-20 03:23:28.2 | -1.1 | T | NEIR | |
| EIDS | 31.240 | 253 | M | P | 2017-04-20 03:25:11.1 | -1 | T | NEIR | |
| ARMA | 31.470 | 244 | M | P | 2017-04-20 03:25:13.2 | -1 | T | NEIR | |
| RMQ | 33.410 | 251 | M | P | 2017-04-20 03:25:31.0 | 0.1 | T | GFZ | |
| CAN | 34.870 | 236 | M | P | 2017-04-20 03:25:44.1 | 0.6 | T | NEIR | |
| CTAO | 35.810 | 263 | M | P | 2017-04-20 03:25:51.5 | 0 | T | GFZ | |
| QLP | 37.460 | 252 | M | P | 2017-04-20 03:26:04.8 | -0.6 | T | GFZ | |
| MTSU | 37.880 | 265 | M | P | 2017-04-20 03:26:08.3 | -0.6 | T | GFZ | |
| TOO | 38.230 | 234 | M | P | 2017-04-20 03:26:13.0 | 1.1 | T | GFZ | |
| COEN | 39.780 | 272 | M | P | 2017-04-20 03:26:24.0 | -0.5 | T | GFZ | |
| STKA | 40.190 | 244 | M | P | 2017-04-20 03:26:27.5 | -0.5 | T | NEIR | |
| BBOO | 44.950 | 243 | M | P | 2017-04-20 03:27:03.9 | -2.4 | T | NEIR | |
| ASAR | 46.910 | 256 | A | P | 2017-04-20 03:27:20.3 | -1.2 | T | NEIR | |
| AS31 | 46.910 | 256 | A | P | 2017-04-20 03:27:20.5 | -1 | T | NEIR | |
| WRAB | 46.950 | 261 | M | P | 2017-04-20 03:27:19.4 | -2.3 | T | GFZ | |
| WRA | 46.950 | 261 | M | P | 2017-04-20 03:27:19.7 | -2.1 | T | NEIR | |
| MTN | 51.420 | 269 | M | P | 2017-04-20 03:27:54.3 | -1.2 | T | NEIR | |
| FORT | 51.710 | 246 | M | P | 2017-04-20 03:27:56.1 | -1.7 | T | NEIR | |
| KNRA | 52.970 | 265 | M | P | 2017-04-20 03:28:06.2 | -0.7 | T | GFZ | |
| FAKI | 53.520 | 281 | M | P | 2017-04-20 03:28:09.9 | -0.9 | T | NEIR | |
| SIJI | 55.170 | 283 | M | P | 2017-04-20 03:28:23.4 | 0.7 | T | GFZ | |
| SWI | 55.220 | 283 | M | P | 2017-04-20 03:28:23.1 | 0.1 | T | GFZ | |
| FITZ | 55.390 | 261 | M | P | 2017-04-20 03:28:23.5 | -0.8 | T | NEIR | |
| OBMI | 58.380 | 281 | M | P | 2017-04-20 03:28:45.0 | -0.2 | T | GFZ | |
| SBA | 58.900 | 184 | M | P | 2017-04-20 03:28:51.6 | 2.1 | T | GFZ | |
| VNDA | 58.980 | 186 | M | P | 2017-04-20 03:28:50.2 | 0.1 | T | NEIR | |
| GIRL | 64.970 | 254 | M | P | 2017-04-20 03:29:29.4 | 0.1 | T | NEIR | |
| TOLI2 | 65.660 | 281 | M | P | 2017-04-20 03:29:33.7 | 0.1 | T | GFZ | |
| MPSI | 66.190 | 279 | M | P | 2017-04-20 03:29:36.6 | -0.4 | T | GFZ | |
| QSPA | 70.420 | 180 | M | P | 2017-04-20 03:30:04.5 | 0.1 | T | NEIR | |
| HLID | 84.260 | 40 | M | P | 2017-04-20 03:31:23.0 | 2.7 | T | GFZ | |
| MNTX | 84.500 | 54 | M | P | 2017-04-20 03:31:24.3 | 3.1 | T | GFZ | |
| ANMO | 85.190 | 50 | M | P | 2017-04-20 03:31:27.9 | 3.1 | T | GFZ | |
| COLA | 86.880 | 12 | M | P | 2017-04-20 03:31:33.3 | 0.2 | T | GFZ | |
| IMAR | 86.920 | 9 | M | P | 2017-04-20 03:31:33.2 | -0.1 | T | NEIR | |
| LL04 | 86.910 | 133 | M | P | 2017-04-20 03:31:34.5 | 1.1 | T | NEIR | |
| ILAR | 86.970 | 12 | M | P | 2017-04-20 03:31:32.0 | -1.6 | T | NEIR | |
| BOZ | 87.060 | 39 | M | P | 2017-04-20 03:31:34.6 | 0.6 | T | NEIR | |
| M30M | 87.470 | 17 | M | P | 2017-04-20 03:31:36.5 | 0.5 | T | NEIR | |
| INK | 92.840 | 14 | M | P | 2017-04-20 03:32:01.2 | 0.3 | T | GFZ |