A general catalogue of double stars within 121⁰ of the north pole (1906)
Burnham, S. W. (Sherburne Wesley), 1838-1921 · [Washington] Carnegie Institute of Washington · leaf 137
hemisphere have a larger proper motion.This is common to the principal star, and to the binary com-panion which is more than 80 distant. Stumpe 4^049 in 211. 9 Porter 4.108 in 212.6 Kustner 4.082 in 212.9 From the collected measures of BC down to 1891 I haveinvestigated the orbit of this pair {Mon.… … 40 Eridani. ^518 as could be expected in a pair of this class with the varieddistances given by the several observers. The general formand extent of the apparent orbit in the fourth quadrantdepends entirely upon Herschels position-angle of 1783.Any substantial error in this will change more or less…
Stars · Double stars
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