public function toDate() {
    if ($this->dt)
      return $this->dt;
    else
      return AstroDate::jd($this->jd, TimeScale::TT());
  }
public function toDate() {
    if ($this->dt)
      return $this->dt;
    else
      return AstroDate::jd($this->jd, TimeScale::TT());
  }
public function toDate ( ) { if ( $ this -> dt ) return $ this -> dt ; else return AstroDate :: jd ( $ this -> jd , TimeScale :: TT ( ) ) ; }
Converts this instance to an AstroDate instance
@return AstroDate
Converts this instance to an AstroDate instance