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# Source code for astroquery.simbad

    # Licensed under a 3-clause BSD style license - see LICENSE.rst
    """
    SIMBAD Query Tool
    =================

    The SIMBAD query tool creates `TAP ADQL queries
    <https://cds.unistra.fr/help/documentation/simbad-more/adql-simbad/>`__ that return VOtable XML
    data. This is then parsed into a `~astropy.table.Table` object.
    """
    from astropy import config as _config

    class Conf(_config.ConfigNamespace):
        """
        Configuration parameters for `astroquery.simbad`.
        """
        # the first item is the default configuration
        servers_list = ['simbad.cds.unistra.fr', 'simbad.harvard.edu']

        server = _config.ConfigItem(
            servers_list,
            'Name of the SIMBAD mirror to use.')

        timeout = _config.ConfigItem(
            1080,
            # this is the default value in SIMBAD's main mirror
            # https://simbad.cds.unistra.fr/simbad/sim-tap/capabilities
            "Time limit for the execution of asynchronous queries, "
            "in seconds.")

        row_limit = _config.ConfigItem(
            # defaults to the maximum limit
            -1,
            'Maximum number of rows that will be fetched from the result.')

        # should be columns of 'basic'
        default_columns = ["main_id", "ra", "dec", "coo_err_maj", "coo_err_min",
                           "coo_err_angle", "coo_wavelength", "coo_bibcode"]

    conf = Conf()

    from .core import Simbad, SimbadClass

    __all__ = ['Simbad', 'SimbadClass', 'Conf', 'conf']