Very high precision orbit of Capella by long baseline interferometri, C. A. Hummel et al., The Astronomical Journal107, #5 (May 1994), s. 1859–1867, doi:10.1086/116995, Bibcode: 1994AJ....107.1859H}}}. See §1 for spektralklasses, Table 1 for orbit, Table 5 for stellar parameters, and §6.3 for the age of the system.
Astrometric data, mirrored by SIMBAD from the Hipparcos catalogue, pertains to the center of mass of the Capella Aa/Ab binary system. See Volume 1, The Hipparcos and Tycho Catalogues, European Space Agency, 1997, §2.3.4, and the entry in the Hipparcos-katalogen (CDS ID I/239.)
Very high precision orbit of Capella by long baseline interferometri, C. A. Hummel et al., The Astronomical Journal107, #5 (May 1994), s. 1859–1867, doi:10.1086/116995, Bibcode: 1994AJ....107.1859H}}}. See §1 for spektralklasses, Table 1 for orbit, Table 5 for stellar parameters, and §6.3 for the age of the system.
Astrometric data, mirrored by SIMBAD from the Hipparcos catalogue, pertains to the center of mass of the Capella Aa/Ab binary system. See Volume 1, The Hipparcos and Tycho Catalogues, European Space Agency, 1997, §2.3.4, and the entry in the Hipparcos-katalogen (CDS ID I/239.)
HR 1708, database entry, The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version), D. Hoffleit and W. H. Warren, Jr., CDS ID V/50. Accessed on line desember 23, 2008.
HR 1708, database entry, The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version), D. Hoffleit and W. H. Warren, Jr., CDS ID V/50. Accessed on line desember 23, 2008.