def instantaneous_maxr(self):
        """
        Recall the maximum r (triangle furthest from the center of the star) of
        this star at the given time

        :return: maximum r
        :rtype: float
        """
        logger.debug("{}.instantaneous_maxr".format(self.component))

        if 'maxr' not in self.inst_vals.keys():
            logger.debug("{}.instantaneous_maxr COMPUTING".format(self.component))

            self.inst_vals['maxr'] = max(self.mesh.rs.centers*self._scale)

        return self.inst_vals['maxr']
Recall the maximum r (triangle furthest from the center of the star) of
        this star at the given time

        :return: maximum r
        :rtype: float