| Author | |
| Date and time | 2012-07-31 02:20:10.3 UTC |
| Latitude | -20.884 |
| Longitude | -175.472 |
| Depth | 30 |
| Magnitude | 4.9 mb |
| Region | TONGA |
| Latest update | 2016-04-19 07:23:44.8 UTC |
| rms | 0.9 s |
| N° phases used for the localisation | 97 |
| N° stations used for the localisation | 97 |
| Gap | 83.0 ° |
| 95% confidence ellipse | |
| semi major | 8.5 |
| semi minor | 4.1 |
| Azimuth | 133 ° |
| 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 |
|---|---|---|---|---|---|---|---|---|---|
| AFI | 7.780 | 28 | M | Pn | 2012-07-31 02:22:00.6 | -0.9 | T | NEIR | |
| RAR | 14.660 | 94 | M | Pn | 2012-07-31 02:23:34.0 | -1.6 | T | NEIR | |
| OUZ | 17.220 | 212 | M | Pn | 2012-07-31 02:24:08.0 | -0.5 | T | NEIR | |
| URZ | 18.470 | 199 | M | P | 2012-07-31 02:24:25.4 | 1.8 | T | NEIR | |
| BKZ | 19.490 | 199 | M | P | 2012-07-31 02:24:33.7 | -1.2 | T | NEIR | |
| BFZ | 20.960 | 198 | M | P | 2012-07-31 02:24:50.9 | 0.1 | T | NEIR | |
| SNZO | 22.000 | 200 | M | P | 2012-07-31 02:25:01.2 | -0.7 | T | NEIR | |
| THZ | 23.020 | 203 | M | P | 2012-07-31 02:25:11.2 | -1.7 | T | NEIR | |
| LTZ | 24.140 | 203 | M | P | 2012-07-31 02:25:22.5 | -1.1 | T | NEIR | |
| PPTF | 24.670 | 87 | M | P | 2012-07-31 02:25:28.0 | -0.5 | T | NEIR | |
| OXZ | 24.690 | 202 | M | P | 2012-07-31 02:25:28.9 | 0.2 | T | NEIR | |
| RPZ | 25.390 | 203 | M | P | 2012-07-31 02:25:36.7 | 1.7 | T | NEIR | |
| FOZ | 25.790 | 205 | M | P | 2012-07-31 02:25:38.4 | -0.1 | T | NEIR | |
| EIDS | 31.030 | 255 | M | P | 2012-07-31 02:26:25.4 | 0.1 | T | NEIR | |
| ARMA | 31.050 | 246 | M | P | 2012-07-31 02:26:26.0 | 0.4 | T | NEIR | |
| CTAO | 35.810 | 264 | M | P | 2012-07-31 02:27:07.6 | 0.7 | T | NEIR | |
| PMG | 37.740 | 282 | M | P | 2012-07-31 02:27:24.5 | 1.2 | T | NEIR | |
| STKA | 39.760 | 245 | M | P | 2012-07-31 02:27:40.4 | 0.1 | T | NEIR | |
| COEN | 39.970 | 273 | M | P | 2012-07-31 02:27:43.3 | 1.3 | T | NEIR | |
| BBOO | 44.500 | 244 | M | P | 2012-07-31 02:28:18.0 | -1 | T | NEIR | |
| AS01 | 46.690 | 257 | M | P | 2012-07-31 02:28:34.5 | -1.8 | T | NEIR | |
| AS31 | 46.730 | 257 | M | P | 2012-07-31 02:28:36.2 | -0.5 | T | NEIR | |
| WB2 | 46.880 | 262 | M | P | 2012-07-31 02:28:36.5 | -1.3 | T | NEIR | |
| WRAB | 46.880 | 262 | M | P | 2012-07-31 02:28:37.5 | -0.3 | T | NEIR | |
| FORT | 51.320 | 247 | M | P | 2012-07-31 02:29:11.0 | -0.7 | T | NEIR | |
| SBA | 57.660 | 184 | M | P | 2012-07-31 02:29:59.9 | 2.2 | T | NEIR | |
| VNDA | 57.750 | 186 | M | P | 2012-07-31 02:30:00.2 | 1.8 | T | NEIR | |
| SOEI | 58.880 | 271 | M | P | 2012-07-31 02:30:07.1 | 0.7 | T | NEIR | |
| MBWA | 60.080 | 257 | M | P | 2012-07-31 02:30:13.6 | -1 | T | NEIR | |
| CASY | 64.630 | 206 | M | P | 2012-07-31 02:30:45.3 | 0.3 | T | NEIR | |
| QSPA | 69.190 | 180 | M | P | 2012-07-31 02:31:14.6 | 0.2 | T | NEIR | |
| UNV | 74.820 | 6 | M | P | 2012-07-31 02:31:46.0 | -1.7 | T | NEIR | |
| ISA | 77.930 | 44 | M | P | 2012-07-31 02:32:05.7 | 0.2 | T | NEIR | |
| XPFO | 78.080 | 47 | M | P | 2012-07-31 02:32:06.4 | 0 | T | NEIR | |
| PFO | 78.080 | 47 | M | P | 2012-07-31 02:32:06.4 | 0 | T | NEIR | |
| CMB | 78.160 | 41 | M | P | 2012-07-31 02:32:06.7 | 0 | T | NEIR | |
| AFDM | 78.370 | 40 | M | P | 2012-07-31 02:32:08.1 | 0.2 | T | NEIR | |
| WDC | 78.480 | 38 | M | P | 2012-07-31 02:32:09.0 | 0.5 | T | NEIR | |
| MDPB | 78.730 | 42 | M | P | 2012-07-31 02:32:10.7 | 0.5 | T | NEIR | |
| OMMB | 78.770 | 42 | M | P | 2012-07-31 02:32:10.6 | 0.2 | T | NEIR | |
| GSC | 78.820 | 45 | M | P | 2012-07-31 02:32:10.4 | 0 | T | NEIR | |
| GLA | 78.890 | 48 | M | P | 2012-07-31 02:32:11.3 | 0.5 | T | NEIR | |
| WAKR | 79.040 | 42 | M | P | 2012-07-31 02:32:12.0 | 0.2 | T | NEIR | |
| YBH | 79.130 | 37 | M | P | 2012-07-31 02:32:12.3 | 0.1 | T | NEIR | |
| PNTR | 79.290 | 41 | M | P | 2012-07-31 02:32:13.7 | 0.5 | T | NEIR | |
| YERR | 79.450 | 41 | M | P | 2012-07-31 02:32:14.0 | 0 | T | NEIR | |
| Y12C | 79.490 | 48 | M | P | 2012-07-31 02:32:14.3 | 0.3 | T | NEIR | |
| RYN | 79.680 | 42 | M | P | 2012-07-31 02:32:15.3 | 0.1 | T | NEIR | |
| NV01 | 79.700 | 42 | M | P | 2012-07-31 02:32:14.3 | -1.1 | T | NEIR | |
| NV11 | 79.790 | 42 | M | P | 2012-07-31 02:32:15.7 | -0.1 | T | NEIR | |
| PAHR | 79.810 | 41 | M | P | 2012-07-31 02:32:15.8 | -0.1 | T | NEIR | |
| TPNV | 80.140 | 44 | M | P | 2012-07-31 02:32:17.8 | 0.1 | T | NEIR | |
| KVN | 80.200 | 42 | M | P | 2012-07-31 02:32:17.8 | -0.3 | T | NEIR | |
| SHPR | 80.600 | 45 | M | P | 2012-07-31 02:32:20.6 | 0.4 | T | NEIR | |
| MOD | 80.620 | 38 | M | P | 2012-07-31 02:32:19.9 | -0.4 | T | NEIR | |
| K05A | 80.800 | 38 | M | P | 2012-07-31 02:32:21.3 | 0 | T | NEIR | |
| TUC | 81.370 | 51 | M | P | 2012-07-31 02:32:24.8 | 0.6 | T | NEIR | |
| R11A | 81.380 | 44 | M | P | 2012-07-31 02:32:24.1 | -0.3 | T | NEIR | |
| PINE | 81.460 | 37 | M | P | 2012-07-31 02:32:24.5 | -0.3 | T | NEIR | |
| BMN | 81.570 | 41 | M | P | 2012-07-31 02:32:25.1 | -0.2 | T | NEIR | |
| WVOR | 81.920 | 39 | M | P | 2012-07-31 02:32:26.8 | -0.4 | T | NEIR | |
| MAW | 82.000 | 199 | M | P | 2012-07-31 02:32:27.1 | -0.2 | T | NEIR | |
| LCMT | 82.160 | 46 | M | P | 2012-07-31 02:32:28.8 | 0.4 | T | NEIR | |
| CCUT | 82.380 | 45 | M | P | 2012-07-31 02:32:30.3 | 0.6 | T | NEIR | |
| KNB | 82.450 | 46 | M | P | 2012-07-31 02:32:30.6 | 0.6 | T | NEIR | |
| J08A | 82.580 | 38 | M | P | 2012-07-31 02:32:30.5 | -0.1 | T | NEIR | |
| SZCU | 82.590 | 45 | M | P | 2012-07-31 02:32:31.8 | 1 | T | NEIR | |
| WUAZ | 82.630 | 48 | M | P | 2012-07-31 02:32:32.1 | 1.2 | T | NEIR | |
| PKCU | 83.020 | 46 | M | P | 2012-07-31 02:32:34.5 | 1.3 | T | NEIR | |
| G08A | 83.500 | 36 | M | P | 2012-07-31 02:32:35.0 | -0.4 | T | NEIR | |
| MSU | 83.690 | 45 | M | P | 2012-07-31 02:32:37.1 | 0.6 | T | NEIR | |
| KLR | 84.080 | 328 | M | P | 2012-07-31 02:32:36.8 | -1.4 | T | GSRC | |
| BMO | 84.160 | 37 | M | P | 2012-07-31 02:32:38.1 | -0.6 | T | NEIR | |
| MFID | 84.160 | 39 | M | P | 2012-07-31 02:32:38.4 | -0.4 | T | NEIR | |
| DUG | 84.190 | 43 | M | P | 2012-07-31 02:32:39.1 | 0.2 | T | NEIR | |
| D08A | 84.620 | 35 | M | P | 2012-07-31 02:32:40.6 | -0.3 | T | NEIR | |
| TMUT | 84.750 | 45 | M | P | 2012-07-31 02:32:42.5 | 0.6 | T | NEIR | |
| F10A | 84.880 | 37 | M | P | 2012-07-31 02:32:41.3 | -1 | T | NEIR | |
| MNTX | 85.060 | 54 | M | P | 2012-07-31 02:32:43.0 | -0.1 | T | NEIR | |
| LENM | 85.060 | 51 | M | P | 2012-07-31 02:32:43.8 | 0.5 | T | NEIR | |
| HLID | 85.090 | 40 | M | P | 2012-07-31 02:32:43.2 | -0.3 | T | NEIR | |
| SRU | 85.100 | 45 | M | P | 2012-07-31 02:32:44.0 | 0.4 | T | NEIR | |
| TX31 | 85.280 | 56 | M | P | 2012-07-31 02:32:43.9 | -0.4 | T | NEIR | |
| P18A | 85.550 | 45 | M | P | 2012-07-31 02:32:45.8 | -0.2 | T | NEIR | |
| ANMO | 85.810 | 50 | M | P | 2012-07-31 02:32:47.2 | 0.1 | T | NEIR | |
| LNIG | 86.730 | 62 | M | P | 2012-07-31 02:32:50.1 | -1.3 | T | NEIR | |
| SMCO | 87.510 | 46 | M | P | 2012-07-31 02:32:55.6 | -0.1 | T | NEIR | |
| SNAA | 87.550 | 178 | M | P | 2012-07-31 02:32:54.2 | -1.3 | T | NEIR | |
| IM3 | 88.150 | 9 | M | P | 2012-07-31 02:32:59.0 | 0.8 | T | NEIR | |
| ABTX | 89.830 | 55 | M | P | 2012-07-31 02:33:06.8 | 0.7 | T | NEIR | |
| PBKT | 89.990 | 288 | M | P | 2012-07-31 02:33:08.2 | 1.4 | T | NEIR | |
| HKT | 91.720 | 59 | M | P | 2012-07-31 02:33:15.5 | 0.7 | T | GSRC | |
| CMAR | 92.480 | 289 | M | P | 2012-07-31 02:33:19.1 | 0.7 | T | GSRC | |
| BRVK | 120.950 | 320 | M | PKIKP | 2012-07-31 02:38:57.0 | -2.7 | T | GSRC | |
| KKAR | 121.330 | 308 | M | PKIKP | 2012-07-31 02:38:59.2 | -1.3 | T | GSRC | |
| ARU | 126.850 | 326 | M | PKIKP | 2012-07-31 02:39:09.9 | -1.1 | T | GSRC | |
| BRTR | 148.830 | 314 | M | PKIKP | 2012-07-31 02:39:53.7 | 2.5 | T | GSRC |