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Earthquake Hazards Program

Historical USGS Moment Tensor Solutions

Magnitude 7.3 NICOBAR ISLANDS, INDIA REGION
Sunday, July 24, 2005 at 15:42:06 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
---------------------------------------------------------------------------------------------------------------------------------------
 1983 04 04 02:51:34.36   5.723   94.722 PDE| 73.0 6.9 2.7  19 |2.79 64  57 -0.12 26 235 -2.67  1 325| 79 50  125 212 51   56| 91 GS              
 1983 07 02 09:34: 4.95   5.747   94.715 PDE| 70.0 5.7 4.6  17 |4.61 61  76 -0.02 27 235 -4.59  9 329| 88 43  132 217 59   58| 99 GS              
 1983 09 17 05:56:56.69   4.750   95.039 PDE| 43.0 6.1 1.6  18 |1.58 22  55  0.05 41 305 -1.63 41 166|192 43  -17 295 79 -132| 94 GS              
 1986 06 19 18:12:27.84   7.799   94.517 PDE|158.0 5.9 6.9  17 |6.92 13 192  0.03 17 286 -6.94 68  65|260 35 -120 116 60  -71| 99 GS              
 1988 04 03 14:27: 9.04   4.687   94.419 PDE| 17.0 5.9 6.8  17 |6.80 73 266  0.06 16 112 -6.85  7  20| 93 40   65 304 54  109| 98 GS              
 1989 07 20 06:27:25.13   5.048   95.635 PDE| 92.0 5.6 3.2  17 |3.21 52   8 -0.03 36 208 -3.17 10 111|165 48   37  49 64  131| 98 GS              
 1992 12 08 07:08:39.92   9.291   93.479 PDE|                  |     60 150                    30 330| 60 15   90 240 75   90|    GS              
 1993 08 28 20:14:45.87   6.571   94.668 PDE|113.0 5.9 7.4  17 |6.40 55 247  1.95 34  55 -8.34  6 149|270 49  137  31 59   50| 53 GS              
 1998 08 10 09:52:14.94   7.324   94.305 PDE| 35.0 6.0 1.0  18 |1.00  1 282  0.04 84 182 -1.04  6  13| 57 85   -4 148 86 -175| 92 GS              
 1998 11 06 22:52: 9.32  11.052   92.514 PDE| 26.0 5.2 6.6  16 |5.90 65 112  1.37  0  22 -7.27 25 292| 21 20   90 202 70   90| 62 GS              
 1999 02 04 19:28: 0.81   4.033   95.283 PDE| 43.0 5.9 7.8  17 |8.67 18  40 -1.68 57 159 -6.99 27 300| 82 58 -173 348 84  -33| 61 GS              
 2000 08 17 18:40: 9.82   5.772   94.753 PDE| 45.0 5.7 4.1  17 |4.06 14  58  0.02 72 199 -4.08 11 325|101 72  177 192 87   18| 99 GS              
 2000 09 09 06:01:53.40   6.422   95.456 PDE|221.0 5.7 3.5  17 |2.95 26 332  1.12 53 103 -4.07 24 229| 10 53  178 101 89   37| 45 GS              
 2000 10 09 02:30: 0.57  10.002   92.952 PDE|  5.0 5.9 7.9  17 |7.86 48 248  0.16  3 341 -8.02 42  73|205  4  135 341 87   87| 96 GS              
 2001 03 15 01:22:43.37   8.656   94.013 PDE| 28.0 6.0 9.8  17 |0.92  3 303  0.12 78 199 -1.04 12  34| 78 80   -6 169 84 -170| 77 GS              
 2001 10 31 22:04:32.35   5.361   94.359 PDE| 31.0 5.6 3.0  17 |2.88  5 248  0.22 18 339 -3.10 72 143|320 43 -116 174 52  -68| 86 GS              
 2002 10 24 21:53:43.19   6.030   94.419 PDE| 53.0 5.7 4.7  17 |4.75 45  38 -0.05 41 249 -4.70 16 145|193 46   25  85 72  133| 98 GS              
 2003 07 21 19:21:10.72   6.678   93.601 PDE|  6.0 5.5 2.1  17 |2.12 48 358 -0.07 37 145 -2.05 17 249| 20 43  153 130 72   50| 93 GS              
 2003 09 05 01:23: 1.96   5.316   95.900 PDE|122.0 5.9 8.9  17 |7.89 31 229  1.94 50   5 -9.83 23 124|264 50  173 358 85   40| 61 GS              
 2004 04 16 02:06:13.74   8.904   94.022 PDE| 25.0 5.6 2.6  17 |2.56  6 304  0.10 79 184 -2.66 10  35| 79 79   -3 169 87 -169| 92 GS              

Latest USGS Fast Moment Tensor Solutions

 


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