Abstract
61 CYGNI.—The following formulæ for the difference of right ascension and declination of the components of 61 Cygni are founded upon a comparison of Bessel's measures with the Königsberg Heliometer (mean epoch, 1835.47) and Baron Dembowski's between 1871 and 1875, on forty-two nights:—
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Our Astronomical Column . Nature 14, 378–379 (1876). https://doi.org/10.1038/014378a0
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DOI: https://doi.org/10.1038/014378a0