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The Astronomical journal (1849)
Dudley Observatory, American Astronomical Society, American Institute of Physics · New York [etc.] American Institute of Physics [etc.] · leaf 393
.7 - 36 13 - 34 - 112 35 + 45 20114J 1920 May 1 + 2 — .75 + 1451 1.0 _ 769 - 765 + 12 _ 849 - 853 + 6 20147J 3 0 — .77 + 14.53 1.0 — 772 - 768 + 13 — 851 - 855 + 6 20216J 7 0 - .81 + 1457 1.0 ~ 807 - 803 ~ 25 ■ 873 - 877 15 *a = HI Vi, = +32° 6 (1900). jBoss, Preliminary General Catalogue, p. 269.… … 0.00 Ci + 0.0.) ().()() 0.0.^ O () -e- D O () -e- 1915.0 1916.0 1917.0 1918.0 1919.0 1920.0 Fic. 1. Residuals from i)reliininary solutions. Brighter component aliove, fainter component below. purely elliptical but showed perturbations with aperiod of 1.8 years, indicating that the orbital motionof…Astronomy
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