| Author | |
| Date and time | 2012-03-31 17:06:41.2 UTC |
| Latitude | -20.229 |
| Longitude | -175.185 |
| Depth | 60 |
| Magnitude | 5.5 mb |
| Region | TONGA |
| Latest update | 2016-04-19 07:23:30.6 UTC |
| rms | 2.15 s |
| N° phases used for the localisation | 122 |
| N° stations used for the localisation | 122 |
| Gap | 35.0 ° |
| 95% confidence ellipse | |
| semi major | 12.80 |
| semi minor | 7.60 |
| Azimuth | 118 ° |
| Location Type | manual |
Download data for this event
Note: links can take up to 20 minutes from the earthquake to become available
| Network | code | Distance° | EvAz | A/M | Phase | Pick time | Residual | T | Author |
|---|---|---|---|---|---|---|---|---|---|
| NIUE | 5.090 | 78 | A | P | 2012-03-31 17:07:56.4 | 1.50 | T | ||
| AFI | 7.080 | 28 | A | Pn | 2012-03-31 17:08:21.4 | -0.90 | T | ||
| AFI | 7.080 | 28 | A | P | 2012-03-31 17:08:23.0 | 0.70 | T | ||
| RAO | 9.320 | 195 | A | Pn | 2012-03-31 17:08:56.1 | 3.30 | T | ||
| RAO | 9.320 | 195 | A | Sn | 2012-03-31 17:10:35.1 | -1.00 | T | ||
| OUZ | 17.910 | 211 | A | P | 2012-03-31 17:10:49.4 | 3.40 | T | ||
| MXZ | 18.180 | 197 | A | P | 2012-03-31 17:10:50.0 | 1.10 | T | ||
| URZ | 19.170 | 199 | A | P | 2012-03-31 17:11:00.1 | 0.30 | T | ||
| HIZ | 20.160 | 203 | A | P | 2012-03-31 17:11:13.6 | 3.00 | T | ||
| BKZ | 20.190 | 199 | A | P | 2012-03-31 17:11:10.2 | -0.80 | T | ||
| BFZ | 21.660 | 198 | A | P | 2012-03-31 17:11:25.4 | -1.40 | T | ||
| SNZO | 22.710 | 200 | A | P | 2012-03-31 17:11:36.9 | -0.90 | T | ||
| QRZ | 23.050 | 204 | A | P | 2012-03-31 17:11:44.3 | 2.90 | T | ||
| THZ | 23.720 | 203 | A | P | 2012-03-31 17:11:47.3 | -0.50 | T | ||
| THZ | 23.720 | 203 | A | S | 2012-03-31 17:15:58.0 | -0.60 | T | ||
| KHZ | 24.080 | 201 | A | P | 2012-03-31 17:11:50.7 | -0.30 | T | ||
| PPTF | 24.370 | 88 | A | P | 2012-03-31 17:11:53.7 | 0.00 | T | ||
| LTZ | 24.840 | 202 | A | P | 2012-03-31 17:11:56.6 | -1.40 | T | ||
| OXZ | 25.400 | 202 | A | P | 2012-03-31 17:12:01.6 | -1.40 | T | ||
| CRLZ | 25.420 | 201 | A | P | 2012-03-31 17:12:02.9 | -0.30 | T | ||
| MQZ | 25.530 | 201 | A | P | 2012-03-31 17:12:03.7 | -0.40 | T | ||
| LHI | 25.690 | 239 | A | P | 2012-03-31 17:12:06.7 | 1.10 | T | ||
| RPZ | 26.090 | 203 | A | P | 2012-03-31 17:12:09.2 | -0.10 | T | ||
| FOZ | 26.490 | 205 | A | P | 2012-03-31 17:12:10.1 | -2.70 | T | ||
| LBZ | 26.990 | 204 | A | P | 2012-03-31 17:12:15.0 | -2.40 | T | ||
| ODZ | 27.390 | 202 | A | P | 2012-03-31 17:12:19.5 | -1.50 | T | ||
| WKZ | 27.810 | 205 | A | P | 2012-03-31 17:12:22.5 | -2.30 | T | ||
| MLZ | 28.580 | 205 | A | P | 2012-03-31 17:12:30.7 | -0.90 | T | ||
| DCZ | 29.090 | 206 | A | P | 2012-03-31 17:12:34.7 | -1.40 | T | ||
| WHZ | 29.120 | 205 | A | P | 2012-03-31 17:12:35.4 | -0.90 | T | ||
| PYZ | 29.850 | 206 | A | P | 2012-03-31 17:12:41.9 | -0.90 | T | ||
| EIDS | 31.460 | 254 | A | P | 2012-03-31 17:12:57.0 | 0.00 | T | ||
| ARMA | 31.560 | 245 | A | P | 2012-03-31 17:12:59.4 | 1.30 | T | ||
| MGCD | 32.620 | 240 | A | P | 2012-03-31 17:13:07.8 | 0.70 | T | ||
| CNB | 34.570 | 237 | A | P | 2012-03-31 17:13:25.1 | 0.80 | T | ||
| CAN | 34.860 | 237 | A | P | 2012-03-31 17:13:27.3 | 0.60 | T | ||
| YNG | 35.080 | 239 | A | P | 2012-03-31 17:13:29.3 | 0.80 | T | ||
| CTA | 36.140 | 263 | A | P | 2012-03-31 17:13:39.3 | 1.60 | T | ||
| CTAO | 36.140 | 263 | A | P | 2012-03-31 17:13:39.4 | 1.70 | T | ||
| CMSA | 36.780 | 244 | A | P | 2012-03-31 17:13:42.6 | -0.40 | T | ||
| QLP | 37.660 | 253 | A | P | 2012-03-31 17:13:51.0 | 0.50 | T | ||
| PMG | 37.870 | 281 | A | P | 2012-03-31 17:13:54.1 | 1.80 | T | ||
| TOO | 38.200 | 235 | A | P | 2012-03-31 17:13:55.0 | -0.10 | T | ||
| MTSU | 38.240 | 266 | A | P | 2012-03-31 17:13:55.8 | 0.30 | T | ||
| TAU | 38.690 | 226 | A | P | 2012-03-31 17:13:59.0 | -0.10 | T | ||
| COEN | 40.210 | 272 | A | P | 2012-03-31 17:14:13.0 | 1.20 | T | ||
| STKA | 40.280 | 244 | A | P | 2012-03-31 17:14:11.8 | -0.70 | T | ||
| MANU | 40.780 | 292 | A | P | 2012-03-31 17:14:17.4 | 0.90 | T | ||
| BBOO | 45.030 | 244 | A | P | 2012-03-31 17:14:49.2 | -1.70 | T | ||
| AS01 | 47.110 | 256 | A | P | 2012-03-31 17:15:06.0 | -1.30 | T | ||
| AS31 | 47.150 | 256 | A | P | 2012-03-31 17:15:06.5 | -1.10 | T | ||
| WRAB | 47.240 | 261 | M | P | 2012-03-31 17:15:07.4 | -0.90 | T | ||
| MIDW | 48.200 | 357 | A | P | 2012-03-31 17:15:12.3 | -3.40 | T | ||
| MTN | 51.800 | 269 | A | P | 2012-03-31 17:15:42.0 | -1.00 | T | ||
| FORT | 51.820 | 246 | A | P | 2012-03-31 17:15:41.5 | -1.60 | T | ||
| SBA | 58.330 | 184 | A | P | 2012-03-31 17:16:31.7 | 1.70 | T | ||
| CASY | 65.340 | 205 | A | P | 2012-03-31 17:17:15.3 | -1.80 | T | ||
| QSPA | 69.840 | 180 | A | P | 2012-03-31 17:17:45.5 | -0.40 | T | ||
| MAJO | 71.590 | 322 | M | P | 2012-03-31 17:17:55.8 | -0.40 | T | ||
| YSS | 76.870 | 332 | M | P | 2012-03-31 17:18:26.9 | 0.10 | T | ||
| PFO | 77.440 | 47 | M | P | 2012-03-31 17:18:30.3 | 0.10 | T | ||
| KDAK | 79.970 | 12 | M | P | 2012-03-31 17:18:42.4 | -1.50 | T | ||
| KLR | 83.660 | 328 | M | P | 2012-03-31 17:19:03.1 | -0.30 | T | ||
| MA2 | 84.250 | 343 | M | P | 2012-03-31 17:19:04.2 | -2.20 | T | ||
| ANMO | 85.190 | 50 | M | P | 2012-03-31 17:19:11.0 | -0.30 | T | ||
| SEY | 86.740 | 346 | M | P | 2012-03-31 17:19:17.0 | -1.70 | T | ||
| COLA | 87.400 | 11 | M | P | 2012-03-31 17:19:19.3 | -2.60 | T | ||
| SNAA | 88.190 | 178 | M | P | 2012-03-31 17:19:23.3 | -2.50 | T | ||
| EFI | 89.860 | 146 | M | P | 2012-03-31 17:19:31.8 | -1.70 | T | ||
| HKT | 91.150 | 59 | M | P | 2012-03-31 17:19:38.6 | -0.80 | T | ||
| YAK | 92.870 | 337 | M | P | 2012-03-31 17:19:44.8 | -2.60 | T | ||
| JTS | 93.710 | 81 | M | P | 2012-03-31 17:19:50.7 | -0.70 | T | ||
| TIXI | 99.180 | 345 | M | P | 2012-03-31 17:20:13.8 | -2.30 | T | ||
| LPAZ | 99.710 | 111 | A | P | 2012-03-31 17:20:20.7 | 1.40 | T | ||
| KURK | 115.580 | 317 | M | PKIKP | 2012-03-31 17:25:13.6 | -2.90 | T | ||
| BRVK | 120.620 | 320 | M | PKIKP | 2012-03-31 17:25:23.3 | -2.90 | T | ||
| ARU | 126.460 | 326 | M | P | 2012-03-31 17:25:34.8 | -2.60 | T | ||
| OBN | 137.740 | 333 | M | P | 2012-03-31 17:25:57.1 | -1.50 | T | ||
| VSU | 138.620 | 343 | M | P | 2012-03-31 17:25:58.8 | -1.40 | T | ||
| GNI | 140.600 | 309 | M | P | 2012-03-31 17:26:01.8 | -2.30 | T | ||
| KIV | 140.630 | 316 | M | P | 2012-03-31 17:26:02.2 | -1.90 | T | ||
| NEY | 140.900 | 315 | M | PKIKP | 2012-03-31 17:26:03.8 | -0.80 | T | ||
| ESK | 144.450 | 8 | M | PKIKP | 2012-03-31 17:26:07.5 | -3.20 | T | ||
| BURAR | 148.060 | 334 | A | P | 2012-03-31 17:26:20.0 | 3.00 | T | ||
| TLCR | 148.180 | 327 | A | P | 2012-03-31 17:26:18.9 | 1.90 | T | ||
| TESR | 148.280 | 331 | A | P | 2012-03-31 17:26:18.5 | 1.30 | T | ||
| CLL | 148.320 | 350 | A | P | 2012-03-31 17:26:19.1 | 1.90 | T | ||
| UPC | 148.510 | 346 | A | P | 2012-03-31 17:26:20.0 | 2.40 | T | ||
| CFR | 148.530 | 328 | A | P | 2012-03-31 17:26:19.7 | 2.20 | T | ||
| BRG | 148.580 | 349 | A | P | 2012-03-31 17:26:19.9 | 2.20 | T | ||
| DPC | 148.590 | 346 | A | P | 2012-03-31 17:26:20.4 | 2.70 | T | ||
| VRI | 148.720 | 330 | A | P | 2012-03-31 17:26:20.9 | 3.00 | T | ||
| PVCC | 148.790 | 348 | A | P | 2012-03-31 17:26:20.8 | 2.80 | T | ||
| MORC | 148.820 | 344 | A | P | 2012-03-31 17:26:20.6 | 2.50 | T | ||
| TLB | 148.990 | 327 | A | P | 2012-03-31 17:26:21.2 | 2.90 | T | ||
| DOPR | 149.260 | 331 | A | P | 2012-03-31 17:26:22.3 | 3.50 | T | ||
| GUNZ | 149.340 | 351 | A | P | 2012-03-31 17:26:22.0 | 3.00 | T | ||
| WERN | 149.410 | 351 | A | P | 2012-03-31 17:26:22.2 | 3.10 | T | ||
| NKC | 149.450 | 350 | A | P | 2012-03-31 17:26:22.3 | 3.20 | T | ||
| CJR | 149.450 | 334 | A | P | 2012-03-31 17:26:22.4 | 3.30 | T | ||
| VRAC | 149.490 | 345 | A | P | 2012-03-31 17:26:22.3 | 3.10 | T | ||
| MROB | 149.640 | 351 | A | P | 2012-03-31 17:26:22.9 | 3.50 | T | ||
| SECR | 149.650 | 329 | A | P | 2012-03-31 17:26:23.0 | 3.60 | T | ||
| DRGR | 149.740 | 335 | A | P | 2012-03-31 17:26:22.7 | 3.10 | T | ||
| PSZ | 149.800 | 340 | A | P | 2012-03-31 17:26:23.0 | 3.30 | T | ||
| VOIR | 149.820 | 331 | A | P | 2012-03-31 17:26:23.0 | 3.20 | T | ||
| ROTZ | 149.940 | 350 | A | P | 2012-03-31 17:26:23.3 | 3.40 | T | ||
| GRFO | 150.160 | 352 | A | P | 2012-03-31 17:26:24.0 | 3.80 | T | ||
| GIVF | 150.190 | A | P | 2012-03-31 17:26:22.9 | 2.70 | T | |||
| BAIF | 150.230 | 1 | A | P | 2012-03-31 17:26:23.2 | 2.90 | T | ||
| WET | 150.440 | 349 | A | P | 2012-03-31 17:26:24.3 | 3.60 | T | ||
| BZS | 151.140 | 335 | A | P | 2012-03-31 17:26:25.0 | 3.30 | T | ||
| ROSF | 151.210 | 11 | A | P | 2012-03-31 17:26:24.6 | 2.80 | T | ||
| FLN | 151.220 | 7 | A | P | 2012-03-31 17:26:24.9 | 3.10 | T | ||
| SGMF | 151.410 | 10 | A | P | 2012-03-31 17:26:25.2 | 3.10 | T | ||
| LDF | 151.420 | 7 | A | P | 2012-03-31 17:26:25.3 | 3.20 | T | ||
| GRR | 151.540 | 8 | A | P | 2012-03-31 17:26:25.7 | 3.40 | T | ||
| QUIF | 151.630 | 11 | A | P | 2012-03-31 17:26:25.7 | 3.30 | T | ||
| CDF | 151.810 | 357 | A | P | 2012-03-31 17:26:26.7 | 3.80 | T | ||
| CABF | 153.670 | 358 | A | P | 2012-03-31 17:26:28.6 | 3.00 | T | ||
| ETSF | 156.950 | 10 | A | P | 2012-03-31 17:26:28.7 | -1.30 | T | ||
| EPF | 156.960 | 8 | A | P | 2012-03-31 17:26:32.1 | 2.10 | T |