@classmethod
def check_observability(cls, targetid, epochs, observatory):
    """Check observability for specific target, given epochs, and
        observatory

        Parameters
        ----------
        targetid : str, mandatory
            target identifier
        epochs : `astropy.time` instance or list thereof, mandatory
            date to check observability
        observatory : str, mandatory
            MPC observatory code

        Returns
        -------
        `astropy.table`

        Examples
        --------
        >>> from sbpy.obsutil import Obsutil # doctest: +SKIP
        >>> from astropy.time import Time # doctest: +SKIP
        >>> epochs = [Time('2018-05-23 23:00', scale='utc'), # doctest: +SKIP
                      Time('2018-05-25 04:30', scale='utc'] # doctest: +SKIP
        >>> obs = Obsutil.check_observability('3552', epochs, '568') # doctest: +SKIP

        not yet implemented

        """
