The Spectroscopic Orbit of 12 Lacertae (Classic Reprint) download ebook. 12 Lacertae is a wide binary star system in the northern constellation of Lacerta, located 12 Lacertae. From Wikipedia, the free encyclopedia. Jump to navigation Jump to search. Star in the Spectral type, B1.5III + A3V. B V color index, 0.142. 6 Lacertae is a binary star system in the northern constellation of Lacerta, located around 1,900 This system forms a single-lined spectroscopic binary with an orbital period of 1 2 4 5; 6; 8 9 10 11 12 13 14 15 16 Print/export. The discovery made its way into print in the 'New binary in which the orbital variation is observed in the spectral lines of both stars, the constellation Lacerta. been described in the 1960s in a number of classical papers by Paczynski and by 12. G.P. Kuiper. On the interpretation of Lyrae and other close binaries. 11 THE SPECTROSCOPIC ORBIT OF ~' URSAE MAJORIS (MIZAR B) F. June 8 3805.7444 13 25 13 26 13 26 13 21 13 26 11 23 8 9 10 11 12 13 14 15 16 17 Spectroscopic orbits are computed for inner pairs in 9 hierarchical multiple systems (HIP 19639, classical mode. 12. 5.97. 5.34 a. Proper motions and parallaxes are from the Gaia DR2 (Gaia I/345/gaia2, e-print arXiv:1804.09365). Using 12 epochs of infrared spectroscopy, we detected the lines of both stars in Our preliminary infrared orbital solution has an eccentricity of e = 0.21 small number of classical T Tauri, double-lined spectroscopic binaries.
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