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Earthquake Hazards Program
Historical USGS Moment Tensor Solutions

Magnitude 7.3 SOUTHEAST OF LOYALTY ISLANDS

2003 December 27 16:01:00 UTC

Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver

Historical Moment Tensor Solutions

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
---------------------------------------------------------------------------------------------------------------------------------------
 1999 02 22 01:00:32.89 -21.452  169.682 PDE| 23.0 6.4 4.4  18 |4.41 44  46 -0.02 23 160 -4.38 37 268| 60 23  171 158 86   67| 99 GS              
 1999 04 02 17:05:47.11 -19.899  168.193 PDE|  4.0 6.1 1.5  18 |1.55 24 101 -0.04 17   4 -1.51 60 242|222 26  -49 358 71 -108| 95 GS              
 1999 05 22 10:08:53.71 -20.731  169.881 PDE|  9.0 6.1 1.7  18 |1.66  3  70  0.01 58 335 -1.68 32 162|201 65  -22 300 70 -154| 99 GS              
 1999 05 25 07:34:40.72 -19.078  169.438 PDE|252.0 5.6 2.6  17 |2.58 46  48 -0.05 33 180 -2.54 26 288| 66 35  159 173 78   56| 96 GS              
 1999 08 25 07:06:22.03 -19.059  169.612 PDE|269.0 5.7 4.3  17 |4.32 45  63 -0.06 44 226 -4.26  9 324| 93 53  151 202 67   41| 97 GS              
 1999 09 18 23:51:30.48 -19.713  169.205 PDE|104.0 5.9 8.4  17 |7.96 61  79  0.95  1 347 -8.91 29 256|342 16   86 167 74   91| 79 GS              
 1999 11 30 16:23:34.84 -21.284  169.105 PDE|  4.0 5.8 6.6  17 |6.50 53  53  0.19  1 144 -6.69 37 235|332  8   98 144 82   89| 94 GS              
 2000 02 25 01:43:58.64 -19.528  173.818 PDE| 14.0 7.0 3.6  19 |3.58  9 271  0.00 81 101 -3.58  2   1| 46 83    5 316 85  173|100 GS              
 2001 02 28 12:30:14.05 -21.986  170.207 PDE| 18.0 6.5 6.0  18 |6.06 62  68 -0.13 12 314 -5.93 25 219|285 23   58 139 71  103| 96 GS              
 2001 05 27 08:48:47.24 -19.589  168.851 PDE| 34.0 5.3 1.1  17 |1.06 85 261  0.16  1 165 -1.22  5  75|164 40   89 345 50   91| 74 GS              
 2001 08 30 08:12:27.24 -22.928  169.787 PDE|  6.0 5.8 5.4  17 |5.51 34  25 -0.23 16 284 -5.28 52 173|162 18  -31 281 81 -106| 92 GS              
 2001 09 29 02:40: 7.38 -18.503  168.159 PDE| 24.0 6.2 2.6  18 |2.89 61  57 -0.53 15 177 -2.35 23 274| 32 26  128 171 70   74| 63 GS              
 2001 09 30 19:01:18.71 -18.419  168.121 PDE| 26.0 6.2 1.9  18 |1.82 66  42  0.16 11 157 -1.98 21 251|  0 26  116 152 67   78| 84 GS              
 2001 10 26 23:05:50.95 -18.494  168.108 PDE| 25.0 6.0 1.2  18 |1.23 68  64 -0.01  4 164 -1.22 22 255|352 24  100 162 67   86| 98 GS              
 2002 04 10 10:09:21.29 -20.741  169.285 PDE| 20.0 5.9 8.3  17 |8.40 45 320 -0.13 39 104 -8.26 19 210|343 43  157  91 74   50| 97 GS              
 2002 05 07 15:16: 6.91 -19.033  168.665 PDE| 36.0 5.9 8.9  17 |8.46 89 132  0.80  1 348 -9.26  1 258|347 44   88 169 46   92| 83 GS              
 2002 05 30 14:41:40.35 -19.136  168.995 PDE|150.0 5.6 2.9  17 |2.49 50   2  0.85 35 147 -3.34 17 250| 20 41  150 133 71   53| 49 GS              
 2002 08 12 02:59:24.02 -19.506  169.036 PDE|107.0 6.0 1.1  18 |0.87 62  33  0.52 19 163 -1.39 20 261| 20 30  131 155 68   69| 25 GS              
 2002 09 18 19:06:56.61 -22.473  172.893 PDE|  4.0 5.7 3.9  17 |3.97  8 264 -0.07 16 356 -3.90 72 149|336 40 -115 188 55  -70| 96 GS              
 2002 10 07 19:00:31.95 -18.706  169.293 PDE|243.0 5.7 3.4  17 |3.17 53  37  0.37 35 200 -3.55  8 296| 60 48  141 178 62   49| 79 GS              

Latest USGS Fast Moment Tensor Solutions


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