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            Format for time series of station coordinates 
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DEFINITION: (TBD)

FORMAT:

One result per line
13 fields separated by blanks:

 1           MJD     Modified Julian Date 
 2           dX      in mm                               0. if NA
 3           dY      in mm                               0. if NA
 4           dZ      in mm                               0. if NA
 5           sigdX   uncertainty of dX in mm             0. if NA
 6           sigdY   uncertainty of dYi n mm             0. if NA
 7           sigdZ   uncertainty of dZ in mm             0. if NA
 8           dE      in mm                               0. if NA
 9           dN      in mm                               0. if NA
10           dU      in mm                               0. if NA
11           sigdE   uncertainty of dE in mm             0. if NA
12           sigdN   uncertainty of dN in mm             0. if NA
13           sigdU   uncertainty of dU in mm             0. if NA

An example:

  date       dX    dY    dZ   sigX sigY sigZ    dE    dN    dU  sigE sigN sigU
  (MJD)     (mm)  (mm)  (mm)  (mm) (mm) (mm)   (mm)  (mm)  (mm) (mm) (mm) (mm)  

*------------------------------------------------------------------------------
 51910.0   -.144 -.032  .058 .021 .028 .012    .083  .075 -.114 .013 .025 .024
 51912.0   -.073 -.005  .033 .020 .022 .010    .044  .046 -.049 .010 .021 .021

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Relationship between MJD and decimal year:        

      Decimal year = 2000.0000 + (MJD-51544.03)/365.2422

Relationship between MJD and DOY:        

     ----------------------------------------------
        Year       MJD           Year       MJD
     ----------------------------------------------
        1991  48256 + DOY        2006  53735 + DOY
        1992  48621 + DOY        2007  54100 + DOY 
        1993  48987 + DOY        2008  54465 + DOY 
        1994  49352 + DOY        2009  54831 + DOY
        1995  49717 + DOY        2010  55196 + DOY

        1996  50082 + DOY        2011  55561 + DOY
        1997  50448 + DOY       *2012  55926 + DOY 
        1998  50813 + DOY        2013  56292 + DOY 
       *1999  51178 + DOY        2014  56657 + DOY
        2000  51543 + DOY        2015  57022 + DOY

        2001  51908 + DOY        2016  57387 + DOY
        2002  52274 + DOY        2017  57753 + DOY
        2003  52639 + DOY        2018  58118 + DOY
        2004  53004 + DOY        2019  58483 + DOY
       *2005  53370 + DOY        2020  58848 + DOY
     ----------------------------------------------

   * Lines corrected on 2 May 2003. Sorry for the error.