function jed = epoch_to_jed_datenum ( )

%*****************************************************************************80
%
%% epoch_to_jed_datenum() returns the epoch of the datenum calendar as a JED.
%
%  Licensing:
%
%    This code is distributed under the MIT license.
%
%  Modified:
%
%    14 December 2017
%
%  Author:
%
%    John Burkardt
%
%  Output:
%
%    real JED, the Julian Ephemeris Date of the epoch.
%
  jed = 1721058.5;

  return
end
