Historic USGS Moment Tensor Solutions
Magnitude 4.8 SOUTH OF TONGA
Tuesday, September 27, 2011 at 12:34:33 UTC
Major Tectonic Boundaries: Subduction Zones -purple, Ridges -red and Transform Faults -green
The most recent (20 or less) USGS Moment Tensor Solutions are shown.
Data from the Source Parameter Database.
E P I C E N T E R | MOMENT | P R I N C I P A L A X E S |N O D A L P L A N E S |
DATE TIME (UTC) LAT LONG SRC|DEPTH VAL EX | T N P | 1 2 | % SRC
YR MO DA HR MN SEC deg deg | km Mw Nm |VAL PL AZM VAL PL AZM VAL PL AZM|STK DP SLIP STK DP SLIP| DC
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2006 09 19 13:29:54.31 -26.151 -175.603 PDE| 19.0 5.7 3.9 17 |3.84 14 255 0.17 9 347 -4.01 73 108|332 32 -107 172 60 -80| 92 GS
2006 10 08 13:50:24.11 -23.554 -175.271 PDE| 8.0 5.8 6.2 17 |6.07 16 312 0.35 2 42 -6.43 74 141| 38 29 -95 224 61 -87| 89 GS
2006 11 24 19:55: 1.04 -23.422 -175.572 PDE| 5.0 5.7 5.3 17 |5.22 54 317 0.25 1 227 -5.46 36 136|223 9 87 47 81 91| 91 GS
2006 11 30 11:33:17.02 -21.297 -174.677 PDE| 7.0 6.0 1.3 18 |1.34 55 301 -0.03 2 33 -1.31 35 124|223 10 100 33 80 88| 96 GS
2006 12 17 12:51: 8.66 -21.258 -174.472 PDE| 10.0 5.7 4.2 17 |4.40 77 298 -0.40 0 207 -4.00 13 117|207 32 89 27 58 90| 82 GS
2007 05 07 20:32:32.33 -21.213 -178.619 PDE|555.0 5.7 4.2 17 |4.26 9 176 -0.07 14 84 -4.20 73 298|283 38 -67 74 55 -107| 97 GS
2007 07 17 09:39:27.81 -26.206 -177.744 PDE| 9.0 6.0 1.4 18 |1.57 2 126 -0.27 81 22 -1.29 9 216|261 82 -5 351 85 -172| 66 GS
2007 07 18 00:07:35.46 -26.295 -177.738 PDE| 6.0 6.0 1.1 18 |1.09 9 112 0.03 33 17 -1.12 56 215|235 46 -41 356 61 -128| 95 GS
2007 11 19 00:52:12.51 -21.185 -178.752 PDE|545.0 6.3 4.0 18 |4.09 10 181 -0.09 11 89 -4.00 74 311|286 36 -70 81 56 -104| 96 GS
2007 12 09 07:28:20.82 -25.996 -177.514 PDE|180.0 7.7 4.2 20 |3.77 60 167 0.83 0 258 -4.60 29 348| 80 16 92 258 74 90| 64 GS
2008 09 01 04:00:39.43 -25.387 -177.636 PDE|164.0 6.0 1.3 18 |1.10 44 119 0.27 14 223 -1.37 42 326|130 14 177 223 89 76| 61 GS
2008 10 09 17:49:58.60 -21.030 -174.420 PDE| 9.0 5.7 4.0 17 |4.24 73 273 -0.66 6 25 -3.59 14 116| 22 60 83 216 31 102| 69 GS
2008 10 19 05:10:33.91 -21.863 -173.819 PDE| 35.0 6.8 2.2 19 |2.21 77 37 -0.01 12 200 -2.20 3 290|190 50 74 34 43 108| 99 GS
2008 10 19 12:55: 5.69 -21.972 -173.700 PDE| 12.0 5.5 2.5 17 |2.80 11 307 -0.69 7 215 -2.12 76 91|210 57 -99 47 34 -76| 51 GS
2008 12 31 14:02:27.44 -25.378 -177.612 PDE|149.0 5.3 1.2 17 |1.30 22 122 -0.11 5 215 -1.19 66 318|202 23 -104 37 68 -84| 83 GS
2009 02 18 21:53:45.16 -27.424 -176.330 PDE| 39.0 6.9 2.8 19 |3.04 37 262 -0.62 46 46 -2.43 18 157|293 49 164 34 78 42| 59 GS
2009 03 19 18:17:40.47 -23.043 -174.660 PDE| | 59 168 15 284|215 65 120 341 38 43| GS
2009 08 18 21:20:47.55 -26.064 -178.391 PDE|269.0 6.2 2.3 18 |2.17 12 99 0.30 46 202 -2.46 41 358|148 52 -156 43 72 -40| 76 GS
2009 11 02 10:47:13.24 -24.121 -175.173 PDE| 4.0 6.2 2.2 18 |2.06 10 289 0.28 4 20 -2.34 78 134|204 56 -84 13 35 -99| 76 GS
2009 12 11 12:33:39.04 -21.056 -174.448 PDE| 11.0 5.6 2.8 17 |2.21 80 47 0.89 8 209 -3.09 2 299| 39 43 103 202 48 78| 42 GS
Latest USGS Fast Moment Tensor Solutions
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
