Astronomy:Xi Lupi
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The Bayer designation ξ Lupi (Xi Lupi) is shared by two star systems in the constellation Lupus:
Listed in the Washington Double Star Catalog as WDS J15569-3358, this double star most likely forms a wide binary star system.[1] As of epoch 2004.38, the pair had an angular separation of 10.254±0.016 arc seconds along a position angle of 49.21°±0.02°. The difference in visual magnitude between the two stars is 0.515±0.003.[2]
References
- ↑ Eggleton, P. P.; Tokovinin, A. A. (September 2008), "A catalogue of multiplicity among bright stellar systems", Monthly Notices of the Royal Astronomical Society 389 (2): 869–879, doi:10.1111/j.1365-2966.2008.13596.x, Bibcode: 2008MNRAS.389..869E.
- ↑ Sinachopoulos, D. et al. (September 2007), "CCD astrometry and components instrumental magnitude difference of 432 Hipparcos wide visual double stars", Astronomy and Astrophysics 472 (3): 1055−1057, doi:10.1051/0004-6361:20066290, Bibcode: 2007A&A...472.1055S.
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