Results of astronomical observations made during the years 1834, 5, 6, 7, 8, at the Cape of Good Hope : being the completion of a telescopic survey of the whole surface of the visible heavens, commenced in 1825 (1847)
Herschel, John F. W. (John Frederick William), Sir, 1792-1871 · London : Smith, Elder and Co. · leaf 327
e incapable of representing the motion of the stars far beyond the limits for which they were calculated, however completely the conditions of it were satisfied by them within those limits. The reason of this abandonment of the old supposed orbit, and the substitution for it of one differing so… … M D A B represents the actual orbit described by the one star about the other at S, and m d a b the orbit represented by my first elements. It will be seen that the two orbits are almost exactly coincident over all that portion of each which corresponds to the interval 4 F
Astronomy -- Observations
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