%N hangle %F $MIR/src/subs/angles.for
%D Convert hours value (in radians) into a formatted string.
%P jm
%: utilities
%B
      character*(*) function hangle(theta)

      double precision theta
  ---------------------------------------------------------------------
  Convert an angle expressed in radians into a string.

  Inputs:
    theta    Angle in radians.

  Output:
    rangle   Angle formated into a string with format:
               [+/-]HH:MM:SS.SS
