def parameter_map(table, param, binMap):
    """
    Displays an estimated parameter on a 2D map
    Parameters
    ----------
    table : :class:`~astropy:astropy.io.fits.BinTableHDU`
        The table in which the parameters are found (returned by ``NBurst``)
    param : str
        The parameter we want to extract. See table.columns to see the list
    binMap: 2D :class:`~numpy:numpy.ndarray`
        The 2D map of the binning scheme (e.g. a voronoi map)

    Returns
    -------
    `~numpy:numpy.ndarray`
        The 2D map of the parameter
    """
    def f(binNumber):
        return table[param][binNumber]
    return f(binMap)