Stars and telescopes; a hand-book of popular astronomy, founded on the 9th ed. of Lynn's Celestial motions (1899)
Todd, David P. (David Peck), 1855-1939, Lynn, William Thynne, 1835-1911. Celestial motions · Boston, Little, Brown and company · leaf 343
nearly all the stars system with a period of 81 years (page 250). The componentstars, very nearly equal, have each about the mass of the Sun.When at their nearest (periastron) they are about as far apartas Saturn is from the Sun, and at their farthest {apastron) theirdistance from each other is… … APPARENT ORBIT OF y VTRGINIS (2 1670) (The length of the major axis is nearly 7) apparent orbit of the companion of sirius (Burnham) Aquarii, with a period not less than 1,500 years; and amongthe very short ones not already mentioned are 82 Ceti (16years), and j8 883 (Lalande 9091), the shortest of…
Astronomy
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