Function mjdToJulian( mjd )

Description:
Converts a Modified Julian Date to Julian Epoch. For approximate purposes, the result of this routine consists of an integral part which gives the year AD and a fractional part which represents the distance through that year, so that for instance 2000.5 is approximately 1 July 2000.
Parameters:
mjd (floating point)
modified Julian date
Return Value (floating point):
Julian epoch
Example:
mjdToJulian(0.0) = 1858.87885
Signature:
double mjdToJulian(double)