Source code for astroquery.ned

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

Module containing a series of functions that execute queries to the NASA
Extragalactic Database (NED):

.. topic:: Revision History

    Refactored using common API as a part of Google Summer of Code 2013.

    :Originally contributed by:

     K. Willett, Jun 2011


        Based off Adam Ginsburg's Splatalogue search routine:

        Service URLs to acquire the VO Tables are taken from Mazzarella et
        al. (2007) The National Virtual Observatory: Tools and Techniques
        for Astronomical Research, ASP Conference Series, Vol. 382., p.165

from astropy import config as _config

[docs]class Conf(_config.ConfigNamespace): """ Configuration parameters for `astroquery.ned`. """ server = _config.ConfigItem( [''], 'Name of the NED server to use.') timeout = _config.ConfigItem( 60, 'Time limit for connecting to NED server.') # Set input parameters of choice hubble_constant = _config.ConfigItem( [73, 70.5], 'Value of the Hubble Constant for many NED queries.') """ The correct redshift for NED queries may be chosen by specifying numbers 1, 2, 3 and 4, having the following meanings: (1) To the Reference Frame defined by the 3K CMB (2) To the Reference Frame defined by the Virgo Infall only (3) To the Reference Frame defined by the (Virgo + GA) only (4) To the Reference Frame defined by the (Virgo + GA + Shapley) """ correct_redshift = _config.ConfigItem( [1, 2, 3, 4], 'The correct redshift for NED queries, see comments above.') # Set output parameters of choice output_coordinate_frame = _config.ConfigItem( ['Equatorial', 'Ecliptic', 'Galactic', 'SuperGalactic'], 'Frame in which to display the coordinates in the output.') output_equinox = _config.ConfigItem( ['J2000.0', 'B1950.0'], 'Equinox for the output coordinates.') sort_output_by = _config.ConfigItem( ["RA or Longitude", "DEC or Latitude", "GLON", "GLAT", "Redshift - ascending", "Redshift - descending"], 'Display output sorted by this criteria.')
conf = Conf() from .core import Ned, NedClass __all__ = ['Ned', 'NedClass', 'Conf', 'conf', ]