def relocate(self):
        """Move to the position of self.SearchVar"""

        name = self.SearchVar.get()
        if self.kbos.has_key(name):
            kbo = self.kbos[name]
            assert isinstance(kbo, orbfit.Orbfit)
            this_time = Time(self.date.get(), scale='utc')
            try:
                kbo.predict(this_time)
                self.recenter(kbo.coordinate.ra.radian, kbo.coordinate.dec.radian)
                self.create_point(kbo.coordinate.ra.radian, kbo.coordinate.dec.radian, color='blue', size=4)
            except:
                logging.error("failed to compute KBO position")
Move to the position of self.SearchVar