Move TDB computation simply rely on "self.tt" call
Move TDB computation simply rely on "self.tt" call

ozialien/python-skyfield,skyfielders/python-skyfield,ozialien/python-skyfield,exoanalytic/python-skyfield,exoanalytic/python-skyfield,GuidoBR/python-skyfield,skyfielders/python-skyfield,GuidoBR/python-skyfield