JD2Date:

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   Compute the calendar date from the Julian date. Uses the format
   from clock. If no inputs are given it will output the current
   date and time of the function call.

   Since version 1.
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   Form:
   datetime = JD2Date( jd, structOut )
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   ------
   Inputs
   ------
   jd           (1,1)  Julian date
   structOut    (1,1)  If entered, output a structure

   -------
   Outputs
   -------
   datetime     (1,6)  [year month day hour minute seconds]

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   References: Montenbruck, O., T.Pfleger, Astronomy on the Personal
               Computer, Springer-Verlag, Berlin, 1991, p. 13.
--------------------------------------------------------------------------

Children:

Common: Time/DTAToDTS
Math: MathUtils/R2P5