def get_aso_idx_from_id(df, aso_id):
    """Converts an ASO UUID to the corresponding array index
    in the orbital prediction numpy array

    :param df: The orbital prediction DataFrame
    :type df: pandas.DataFrame

    :param aso_id: The UUID of the ASO found in the `aso_id`
                   column of the provided `df` DataFrame
    :type aso_id: str

    :return: The corresponding index in the orbital prediction
             numpy array constructed by `get_orbit_preds`
    :rtype: int
    """
    return df.index[df.aso_id == aso_id][0]