/ftp/cats/J/A+A/395//885



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J/A+A/395/885       Radial velocities of HD 553                (Duemmler+, 2002)
The following files can be converted to FITS (extension .fit .fgz or .fiZ)
	table1.dat
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Query from: http://vizier.cds.unistra.fr/viz-bin/VizieR?-source=J/A+A/395/885
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Beginning of ReadMe : J/A+A/395/885 Radial velocities of HD 553 (Duemmler+, 2002) ================================================================================ The radial velocities and physical parameters of HD 553. Duemmler R., Iliev I.Kh., Iliev L. <Astron. Astrophys. 395, 885 (2002)> =2002A&A...395..885D ================================================================================ ADC_Keywords: Binaries, eclipsing ; Binaries, spectroscopic ; Radial velocities Keywords: stars: individual: HD 553 - binaries: spectroscopic - binaries: eclipsing - stars: late-type - stars: starspots - techniques: radial velocities Abstract: HD 553 was discovered as an eclipsing binary by Hipparcos. Here, we present the first radial velocity curve for this system. It is found, that HD 553 is a double-lined spectroscopic binary. Despite the large luminosity difference, the two components of this system are of very similar mass. The primary, a K0-giant, fills a large fraction of its Roche-lobe. The secondary is, despite its very similar mass, still a late-type dwarf. The radial velocity curve allows to constrain several stellar and system parameters. Objects: ---------------------------------------------------------- RA (2000) DE Designation(s) ---------------------------------------------------------- 00 10 10.5 +64 38 48 HD 553 = HIP 834 = V741 Cas ----------------------------------------------------------