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15 relations: Aitken Double Star Catalogue, Apparent magnitude, Astronomical catalog, Burnham Double Star Catalogue, Charles Worley, Double star, Hipparcos, Index Catalogue of Visual Double Stars, Lick Observatory, Proper motion, Speckle imaging, Star system, Stellar classification, United States Naval Observatory, VizieR.
Aitken Double Star Catalogue
The Aitken Double Star Catalogue, or ADS, is a star catalogue of double stars.
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Apparent magnitude
The apparent magnitude of a celestial object is a number that is a measure of its brightness as seen by an observer on Earth.
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Astronomical catalog
An astronomical catalog or catalogue is a list or tabulation of astronomical objects, typically grouped together because they share a common type, morphology, origin, means of detection, or method of discovery.
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Burnham Double Star Catalogue
The Burnham Double Star Catalogue (BDS) is a catalogue of double stars within 121° of the celestial North Pole.
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Charles Worley
Charles H Worley (1853–1906) was a British architect.
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Double star
In observational astronomy, a double star or visual double is a pair of stars that appear close to each other in the sky as seen from Earth when viewed through an optical telescope.
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Hipparcos
Hipparcos was a scientific satellite of the European Space Agency (ESA), launched in 1989 and operated until 1993.
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Index Catalogue of Visual Double Stars
The Index Catalogue of Visual Double Stars, or IDS, is a catalog of double stars.
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Lick Observatory
The Lick Observatory is an astronomical observatory, owned and operated by the University of California.
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Proper motion
Proper motion is the astronomical measure of the observed changes in the apparent places of stars or other celestial objects in the sky, as seen from the center of mass of the Solar System, compared to the abstract background of the more distant stars.
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Speckle imaging
Image:Zeta_bootis_short_exposure.png|Typical short-exposure image of a binary star (Zeta Bootis in this case) as seen through atmospheric seeing.
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Star system
A star system or stellar system is a small number of stars that orbit each other, bound by gravitational attraction.
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Stellar classification
In astronomy, stellar classification is the classification of stars based on their spectral characteristics.
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United States Naval Observatory
The United States Naval Observatory (USNO) is one of the oldest scientific agencies in the United States, with a primary mission to produce Positioning, Navigation and Timing (PNT) for the United States Navy and the United States Department of Defense.
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VizieR
The VizieR Catalogue Service is an astronomical catalog service provided by Centre de données astronomiques de Strasbourg.
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Redirects here:
The Washington Double Star Catalog, Washington Double Star Catalogue.
References
[1] https://en.wikipedia.org/wiki/Washington_Double_Star_Catalog
