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δ Mus Revisited: Rectifying a 82 yr-old Mistake
DOI: 10.48550/arXiv.1806.01370
Bibcode: 2018RMxAA..54..355P
Boffin, Henri M. J.; Pourbaix, Dimitri
The red giant δ Muscae is known since 1919 to be a spectroscopic binary, and the first and only orbit was determined in 1936, claiming the period to be 847 days. This was discrepant with the Hipparcos determined astrometric orbit. Using the latest data available for this object - leading to a 100 yr time-span - we show here that the correct period…
2018
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Revista Mexicana de Astronomia y Astrofisica
Gaia
Hipparcos
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