| Author | |
| Date and time | 2017-03-28 16:01:01.5 UTC |
| Latitude | -21.237 |
| Longitude | -173.727 |
| Depth | 10 |
| Magnitude | 5.4 mb |
| Region | TONGA |
| Latest update | 2017-03-28 16:22:20.6 UTC |
| rms | 1.24 s |
| N° phases used for the localisation | 136 |
| N° stations used for the localisation | 136 |
| Gap | 37.0 ° |
| 95% confidence ellipse | |
| semi major | 7.6 |
| semi minor | 5.2 |
| Azimuth | 129 ° |
| 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 | 4.170 | 60 | M | Pn | 2017-03-28 16:02:04.0 | -1.1 | T | NEIR | |
| MSVF | 8.510 | 293 | M | P | 2017-03-28 16:03:04.0 | -0.8 | T | GSRC | |
| MSVF | 8.510 | 293 | M | Pn | 2017-03-28 16:03:08.2 | 3.4 | T | NEIR | |
| GLKZ | 8.850 | 205 | M | P | 2017-03-28 16:03:08.0 | -1.4 | T | GNS | |
| RAR | 13.020 | 92 | M | Pn | 2017-03-28 16:04:04.8 | -1.6 | T | NEIR | |
| PINNC | 17.540 | 262 | M | P | 2017-03-28 16:05:07.6 | 0.6 | T | NEIR | |
| LIFNC | 17.790 | 268 | M | P | 2017-03-28 16:05:10.4 | 0.6 | T | NEIR | |
| OUENC | 18.090 | 263 | M | P | 2017-03-28 16:05:13.9 | 0.7 | T | NEIR | |
| DZM | 18.470 | 264 | M | P | 2017-03-28 16:05:18.7 | 1.3 | T | NEIR | |
| TOZ | 18.900 | 207 | M | P | 2017-03-28 16:05:24.2 | 2.1 | T | NEIR | |
| HIZ | 19.840 | 207 | M | P | 2017-03-28 16:05:34.5 | 2.1 | T | NEIR | |
| DREZ | 20.680 | 207 | M | P | 2017-03-28 16:05:38.3 | -3.3 | T | GNS | |
| PREZ | 20.830 | 207 | M | P | 2017-03-28 16:05:40.2 | -3 | T | GNS | |
| BFZ | 21.180 | 202 | M | P | 2017-03-28 16:05:48.8 | 1.8 | T | NEIR | |
| MRZ | 21.400 | 203 | M | P | 2017-03-28 16:05:46.9 | -2.4 | T | GNS | |
| PLWZ | 22.310 | 202 | M | P | 2017-03-28 16:05:59.6 | 0.4 | T | NEIR | |
| QRZ | 22.760 | 208 | M | P | 2017-03-28 16:06:05.2 | 1.4 | T | NEIR | |
| MRNZ | 23.130 | 207 | M | P | 2017-03-28 16:06:11.9 | 4.1 | T | GNS | |
| THZ | 23.370 | 206 | M | P | 2017-03-28 16:06:10.9 | 0.5 | T | GNS | |
| KHZ | 23.680 | 204 | M | P | 2017-03-28 16:06:12.6 | -0.7 | T | NEIR | |
| DSZ | 23.820 | 208 | M | P | 2017-03-28 16:06:19.0 | 4.3 | T | GNS | |
| GVZ | 24.340 | 204 | M | P | 2017-03-28 16:06:19.1 | -0.3 | T | NEIR | |
| LTZ | 24.480 | 205 | M | P | 2017-03-28 16:06:22.8 | 2 | T | NEIR | |
| INZ | 24.780 | 207 | M | P | 2017-03-28 16:06:22.4 | -0.9 | T | NEIR | |
| LBZ | 26.660 | 206 | M | P | 2017-03-28 16:06:42.1 | 1.6 | T | NEIR | |
| HNR | 27.940 | 291 | M | P | 2017-03-28 16:06:51.7 | -0.1 | T | NEIR | |
| ARMA | 32.410 | 246 | M | P | 2017-03-28 16:07:30.5 | -1 | T | NEIR | |
| EIDS | 32.540 | 256 | M | P | 2017-03-28 16:07:32.1 | -0.4 | T | NEIR | |
| PMG | 39.440 | 281 | M | P | 2017-03-28 16:08:30.3 | -1.1 | T | GSRC | |
| STKA | 41.110 | 246 | M | P | 2017-03-28 16:08:44.5 | -1 | T | NEIR | |
| ASAR | 48.270 | 257 | M | P | 2017-03-28 16:09:40.6 | -1.9 | T | NEIR | |
| AS31 | 48.270 | 257 | M | P | 2017-03-28 16:09:40.6 | -1.9 | T | NEIR | |
| WB2 | 48.480 | 262 | M | P | 2017-03-28 16:09:42.5 | -1.6 | T | NEIR | |
| FORT | 52.700 | 247 | M | P | 2017-03-28 16:10:14.8 | -1.2 | T | NEIR | |
| FITZ | 56.920 | 262 | M | P | 2017-03-28 16:10:45.4 | -1.1 | T | NEIR | |
| VNDA | 57.530 | 186 | M | P | 2017-03-28 16:10:53.2 | 1.8 | T | NEIR | |
| SOEI | 60.560 | 271 | M | P | 2017-03-28 16:11:11.7 | -0.2 | T | NEIR | |
| PSA00 | 61.420 | 256 | M | P | 2017-03-28 16:11:16.3 | -1.4 | T | NEIR | |
| TNTI | 61.580 | 283 | M | P | 2017-03-28 16:11:17.6 | -1 | T | NEIR | |
| MBWA | 61.620 | 257 | M | P | 2017-03-28 16:11:17.8 | -1.3 | T | NEIR | |
| MORW | 63.270 | 247 | M | P | 2017-03-28 16:11:30.0 | -0.2 | T | NEIR | |
| LUWI | 65.060 | 279 | M | P | 2017-03-28 16:11:41.2 | -0.4 | T | NEIR | |
| TOLI2 | 67.730 | 280 | M | P | 2017-03-28 16:11:58.2 | -0.6 | T | NEIR | |
| BKB | 70.400 | 276 | M | P | 2017-03-28 16:12:15.9 | 0.6 | T | NEIR | |
| JMM | 72.750 | 324 | M | P | 2017-03-28 16:12:29.4 | -0.1 | T | NEIR | |
| JGF | 73.150 | 320 | M | P | 2017-03-28 16:12:31.8 | -0.2 | T | NEIR | |
| MAJO | 73.290 | 321 | M | P | 2017-03-28 16:12:33.3 | 0.5 | T | NEIR | |
| KKM | 73.890 | 283 | M | P | 2017-03-28 16:12:36.1 | -0.2 | T | NEIR | |
| JMN | 74.080 | 317 | M | P | 2017-03-28 16:12:37.5 | 0.1 | T | NEIR | |
| JSD | 74.290 | 322 | M | P | 2017-03-28 16:12:36.6 | -2 | T | NEIR | |
| ERM | 74.550 | 328 | M | P | 2017-03-28 16:12:39.9 | -0.2 | T | NEIR | |
| JSU | 74.970 | 313 | M | P | 2017-03-28 16:12:42.9 | 0.3 | T | NEIR | |
| JHS | 75.370 | 317 | M | P | 2017-03-28 16:12:44.7 | -0.2 | T | NEIR | |
| JNU | 75.660 | 315 | M | P | 2017-03-28 16:12:47.1 | 0.5 | T | NEIR | |
| MCCM | 76.000 | 39 | M | P | 2017-03-28 16:12:48.5 | 0 | T | NEIR | |
| SBUM | 76.140 | 278 | M | P | 2017-03-28 16:12:49.4 | 0.2 | T | NEIR | |
| SLBS | 76.540 | 58 | M | P | 2017-03-28 16:12:51.4 | -0.2 | T | NEIR | |
| NACB | 77.500 | 302 | M | P | 2017-03-28 16:12:56.8 | -0.1 | T | NEIR | |
| SSLB | 77.810 | 302 | M | P | 2017-03-28 16:12:58.7 | 0 | T | NEIR | |
| TPUB | 77.830 | 301 | M | P | 2017-03-28 16:12:58.2 | -0.6 | T | NEIR | |
| YHNB | 77.920 | 303 | M | P | 2017-03-28 16:12:57.9 | -1.4 | T | NEIR | |
| PETK | 78.120 | 343 | M | P | 2017-03-28 16:13:00.6 | 0 | T | NEIR | |
| PEA0B | 78.120 | 343 | M | P | 2017-03-28 16:13:00.6 | 0.1 | T | NEIR | |
| BELA | 78.210 | 172 | M | P | 2017-03-28 16:13:02.9 | 1.2 | T | NEIR | |
| YSS | 78.450 | 331 | M | P | 2017-03-28 16:13:01.0 | -1.3 | T | NEIR | |
| LCH | 78.610 | 43 | M | P | 2017-03-28 16:13:03.4 | 0.1 | T | NEIR | |
| TPNV | 79.330 | 43 | M | P | 2017-03-28 16:13:07.2 | -0.1 | T | NEIR | |
| MOD | 79.960 | 38 | M | P | 2017-03-28 16:13:10.3 | -0.4 | T | NEIR | |
| KSAR | 80.210 | 317 | M | P | 2017-03-28 16:13:12.3 | 0.5 | T | NEIR | |
| H04A | 80.760 | 35 | M | P | 2017-03-28 16:13:15.2 | 0.3 | T | NEIR | |
| LCMT | 81.320 | 45 | M | P | 2017-03-28 16:13:17.8 | -0.2 | T | NEIR | |
| KNB | 81.600 | 45 | M | P | 2017-03-28 16:13:19.2 | -0.3 | T | NEIR | |
| WUAZ | 81.740 | 47 | M | P | 2017-03-28 16:13:19.1 | -1.1 | T | NEIR | |
| P18K | 81.790 | 9 | M | P | 2017-03-28 16:13:20.7 | 0.2 | T | NEIR | |
| USRK | 81.920 | 324 | M | P | 2017-03-28 16:13:21.6 | 0.6 | T | NEIR | |
| USA0B | 81.920 | 324 | M | P | 2017-03-28 16:13:22.1 | 1.1 | T | NEIR | |
| ELK | 82.230 | 41 | M | P | 2017-03-28 16:13:22.4 | -0.5 | T | NEIR | |
| JUBA | 82.280 | 155 | M | P | 2017-03-28 16:13:24.5 | 1 | T | NEIR | |
| O19K | 82.700 | 10 | M | P | 2017-03-28 16:13:25.8 | 0.6 | T | NEIR | |
| MFID | 83.480 | 38 | M | P | 2017-03-28 16:13:29.1 | -0.2 | T | NEIR | |
| MYKOM | 83.660 | 274 | M | P | 2017-03-28 16:13:31.0 | 1.1 | T | NEIR | |
| PLID | 84.390 | 37 | M | P | 2017-03-28 16:13:34.8 | 0.7 | T | NEIR | |
| PWL | 84.380 | 12 | M | P | 2017-03-28 16:13:34.8 | 0.9 | T | NEIR | |
| SKT | 84.840 | 10 | M | P | 2017-03-28 16:13:36.8 | 0.5 | T | NEIR | |
| SML | 85.250 | 12 | M | P | 2017-03-28 16:13:37.7 | -0.6 | T | NEIR | |
| KLR | 85.290 | 328 | M | P | 2017-03-28 16:13:40.4 | 2 | T | GSRC | |
| KLU | 85.450 | 13 | M | P | 2017-03-28 16:13:39.5 | 0.1 | T | NEIR | |
| CUT | 85.450 | 11 | M | P | 2017-03-28 16:13:39.9 | 0.7 | T | NEIR | |
| MA2 | 85.640 | 343 | M | P | 2017-03-28 16:13:40.8 | 0.6 | T | NEIR | |
| VRDI | 85.750 | 14 | M | P | 2017-03-28 16:13:41.4 | 0.4 | T | NEIR | |
| MCARA | 85.990 | 14 | M | P | 2017-03-28 16:13:41.1 | -0.9 | T | NEIR | |
| CAST | 86.100 | 10 | M | P | 2017-03-28 16:13:42.5 | -0.1 | T | NEIR | |
| SKAG | 86.380 | 19 | M | P | 2017-03-28 16:13:44.3 | 0.5 | T | NEIR | |
| TPAW | 86.410 | 40 | M | P | 2017-03-28 16:13:43.6 | -0.6 | T | NEIR | |
| FXWY | 86.450 | 40 | M | P | 2017-03-28 16:13:44.4 | 0 | T | NEIR | |
| PAX | 86.870 | 13 | M | P | 2017-03-28 16:13:45.7 | -0.7 | T | NEIR | |
| M27K | 87.100 | 14 | M | P | 2017-03-28 16:13:46.8 | -0.8 | T | NEIR | |
| SNAA | 87.020 | 177 | M | P | 2017-03-28 16:13:49.2 | 1.4 | T | NEIR | |
| IPM | 87.270 | 276 | M | P | 2017-03-28 16:13:47.4 | -0.6 | T | NEIR | |
| BWN | 87.230 | 10 | M | P | 2017-03-28 16:13:47.7 | -0.3 | T | NEIR | |
| WRH | 87.740 | 11 | M | P | 2017-03-28 16:13:50.3 | -0.2 | T | NEIR | |
| MLY | 87.820 | 10 | M | P | 2017-03-28 16:13:50.7 | -0.3 | T | NEIR | |
| CCB | 87.950 | 11 | M | P | 2017-03-28 16:13:51.3 | -0.2 | T | NEIR | |
| SEY | 88.080 | 345 | M | P | 2017-03-28 16:13:53.7 | 1.6 | T | GSRC | |
| I23K | 88.150 | 10 | M | P | 2017-03-28 16:13:52.1 | -0.3 | T | NEIR | |
| COLA | 88.150 | 11 | M | P | 2017-03-28 16:13:54.7 | 2.3 | T | GSRC | |
| MDM | 88.160 | 11 | M | P | 2017-03-28 16:13:52.5 | -0.1 | T | NEIR | |
| ILAR | 88.230 | 11 | M | P | 2017-03-28 16:13:52.0 | -0.8 | T | NEIR | |
| EFI | 88.210 | 146 | M | P | 2017-03-28 16:13:56.2 | 3.1 | T | GSRC | |
| GCMT | 88.440 | 39 | M | P | 2017-03-28 16:13:53.4 | -0.5 | T | NEIR | |
| MT09 | 88.400 | 126 | M | P | 2017-03-28 16:13:53.9 | 0 | T | NEIR | |
| POKR | 88.440 | 11 | M | P | 2017-03-28 16:13:53.3 | -0.6 | T | NEIR | |
| PSI | 88.580 | 273 | M | P | 2017-03-28 16:13:54.6 | 0.3 | T | NEIR | |
| WAPA | 89.130 | 28 | M | P | 2017-03-28 16:13:56.8 | -0.3 | T | NEIR | |
| PRP | 89.150 | 11 | M | P | 2017-03-28 16:13:56.9 | -0.5 | T | NEIR | |
| RDOG | 89.410 | 4 | M | P | 2017-03-28 16:13:58.9 | 0.5 | T | NEIR | |
| BILL | 90.250 | 353 | M | P | 2017-03-28 16:14:02.8 | 0.5 | T | NEIR | |
| ZEA | 90.300 | 329 | M | P | 2017-03-28 16:14:04.9 | 2.4 | T | GSRC | |
| CRAI | 93.600 | 290 | M | P | 2017-03-28 16:14:17.4 | -0.1 | T | NEIR | |
| CM31 | 94.230 | 288 | M | P | 2017-03-28 16:14:21.6 | 1.2 | T | NEIR | |
| YAK | 94.350 | 337 | M | P | 2017-03-28 16:14:21.1 | -0.2 | T | NEIR | |
| ULN | 98.610 | 318 | M | P | 2017-03-28 16:14:40.0 | -0.7 | T | GSRC | |
| KURK | 117.290 | 317 | M | PKPdf | 2017-03-28 16:19:48.3 | 1.2 | T | GSRC | |
| AAK | 119.970 | 308 | M | PKPdf | 2017-03-28 16:19:51.5 | -0.9 | T | GSRC | |
| BRVK | 122.300 | 320 | M | PKPdf | 2017-03-28 16:19:57.2 | 0.5 | T | NEIR | |
| KKAR | 122.900 | 308 | M | PKPdf | 2017-03-28 16:19:58.5 | 0.7 | T | NEIR | |
| ARU | 128.060 | 326 | M | P | 2017-03-28 16:20:09.2 | 1.4 | T | GSRC | |
| KIRV | 131.530 | 332 | M | P | 2017-03-28 16:20:15.7 | 1.3 | T | GSRC | |
| BELG | 135.540 | 325 | M | P | 2017-03-28 16:20:24.0 | 2.1 | T | GSRC | |
| OBN | 139.210 | 334 | M | P | 2017-03-28 16:20:31.8 | 3 | T | GSRC | |
| RAYN | 143.860 | 281 | M | PKPdf | 2017-03-28 16:20:36.8 | -0.1 | T | NEIR | |
| AKBB | 145.470 | 334 | M | P | 2017-03-28 16:20:41.4 | 1.5 | T | GSRC | |
| BNN | 149.200 | 312 | M | PKPbc | 2017-03-28 16:20:50.1 | -0.2 | T | NEIR | |
| CLL | 149.440 | 352 | M | PKPbc | 2017-03-28 16:20:50.7 | -0.4 | T | NEIR | |
| BUR08 | 149.500 | 335 | M | PKPab | 2017-03-28 16:20:55.5 | -0.8 | T | NEIR | |
| BURAR | 149.520 | 335 | M | PKPab | 2017-03-28 16:20:55.5 | -0.8 | T | NEIR |