Historic USGS Moment Tensor Solutions

Magnitude 6.6 SOUTH SHETLAND ISLANDS
Sunday, January 15, 2012 at 13:40:17 UTC

Historic Moment Tensor Solutions World Location
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
---------------------------------------------------------------------------------------------------------------------------------------
 1983 07 11 12:56:28.37 -60.889  -53.020 PDE| 20.0 6.9 2.6  19 |2.62 15 322 -0.10 56  75 -2.52 30 223|  6 58 -168 270 80  -33| 92 GS              
 1992 06 17 08:39:15.42 -60.373  -57.074 PDE| 20.0 6.1 1.9  18 |1.83 12 352  0.23 75 210 -2.06  9  84|128 75    2  38 88  165| 78 GS              
 2006 03 10 10:12:18.63 -60.419  -46.505 PDE| 15.0 6.1 1.7  18 |1.74  5 319 -0.10 81 192 -1.64  7  50| 94 81   -1 184 89 -171| 89 GS              
 2007 12 08 03:54:46.01 -60.508  -52.382 PDE| 11.0 5.7 4.2  17 |3.91  7 103  0.57 58   1 -4.49 30 197|334 75 -152 236 64  -17| 75 GS              

Latest USGS Fast Moment Tensor Solutions

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