Historic USGS Moment Tensor Solutions
Magnitude 4.6 RYUKYU ISLANDS, JAPAN
Wednesday, February 20, 2013 at 21:23:08 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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2004 09 23 01:55:23.89 25.075 127.147 PDE| 26.0 5.3 9.5 16 |9.32 77 1 0.44 8 234 -9.76 10 142|223 36 77 59 55 100| 91 GS
2004 12 29 13:20:29.28 28.919 130.444 PDE| 33.0 5.6 3.7 17 |3.54 65 303 0.34 5 203 -3.87 25 111|191 21 77 25 70 95| 82 GS
2006 08 12 18:39:17.24 28.789 130.016 PDE| 21.0 5.4 1.5 17 |1.49 68 321 0.03 7 214 -1.52 21 122|199 24 73 37 67 98| 96 GS
2006 08 31 22:58:25.80 28.798 130.030 PDE| 29.0 5.5 2.5 17 |2.38 76 233 0.22 14 57 -2.60 1 327| 43 46 70 250 48 109| 83 GS
2006 11 17 18:03:12.26 28.591 129.895 PDE| 24.0 6.1 1.7 18 |1.64 57 296 0.07 21 62 -1.71 24 163|289 28 140 55 72 68| 92 GS
2007 04 20 00:26:40.60 25.722 125.093 PDE| 6.0 6.0 1.4 18 |1.50 7 154 -0.14 9 245 -1.37 79 27|234 39 -104 72 52 -79| 81 GS
2007 04 20 01:45:56.11 25.710 125.108 PDE| 7.0 6.2 2.2 18 |2.27 3 164 -0.10 22 255 -2.17 68 67|232 47 -121 93 51 -61| 91 GS
2007 04 20 05:23:11.28 25.683 125.244 PDE| 7.0 5.5 1.9 17 |1.99 7 156 -0.15 29 250 -1.84 60 53|216 46 -133 90 58 -55| 85 GS
2007 04 20 19:37:58.23 27.471 128.379 PDE| 39.0 5.7 4.6 17 |4.65 74 323 0.00 2 227 -4.65 16 136|224 29 87 48 61 92|100 GS
2007 07 31 15:07:35.32 27.343 126.897 PDE| 28.0 5.9 7.6 17 |6.76 4 315 1.70 80 201 -8.46 9 46| 90 81 -3 181 87 -171| 60 GS
2007 08 07 00:02:24.20 27.292 126.836 PDE| 26.0 5.9 9.6 17 |0.85 4 319 0.22 80 209 -1.06 10 50| 94 80 -4 185 86 -170| 58 GS
2008 07 08 07:42:10.73 27.532 128.334 PDE| 41.0 6.0 1.3 18 |1.26 73 311 0.10 0 43 -1.36 16 133| 43 61 89 224 29 91| 85 GS
2009 02 21 00:12:56.04 28.875 130.864 PDE| 14.0 5.3 1.2 17 |1.34 9 315 -0.28 29 220 -1.06 58 60|201 61 -125 76 44 -45| 58 GS
2009 03 26 19:19:59.56 27.415 126.702 PDE|150.0 5.9 1.0 18 |1.06 11 80 -0.11 41 181 -0.95 45 338|131 49 -152 22 69 -44| 79 GS
2009 07 06 22:35: 4.53 24.874 128.030 PDE| | 5 168 35 262| 40 70 -150 299 62 -23| GS
2009 08 05 00:17:58.82 24.233 125.095 PDE| 22.0 6.1 1.5 18 |1.51 62 288 -0.02 11 41 -1.49 24 137| 37 71 77 251 23 122| 97 GS
2009 09 28 19:22:57.14 27.927 127.821 PDE| 3.0 5.8 6.6 17 |6.35 17 145 0.45 8 52 -6.80 70 298|248 29 -73 48 63 -99| 87 GS
2010 02 26 20:31:26.97 25.930 128.425 PDE| 25.0 6.9 3.2 19 |3.44 12 315 -0.45 75 166 -2.99 7 47| 1 86 166 92 76 4| 74 GS
2010 05 26 08:53: 8.03 25.773 129.944 PDE| 2.0 6.5 6.7 18 |6.51 6 137 0.43 34 231 -6.94 54 38| 75 60 -49 195 49 -139| 88 GS
2010 10 04 13:28:38.86 24.270 125.154 PDE| 36.0 6.3 3.4 18 |3.09 53 313 0.62 36 147 -3.71 7 52|351 61 132 109 50 40| 67 GS
Latest USGS Fast Moment Tensor Solutions
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
