Počet záznamů: 1

The double degenerate LP 400-22 revisited

  1. 1.
    0337538 - ASU-R 2010 RIV FR eng J - Článek v odborném periodiku
    Vennes, Stephane - Kawka, Adela - Vaccaro, T.R. - Silvestri, N.M.
    The double degenerate LP 400-22 revisited.
    Astronomy & Astrophysics. Roč. 507, č. 3 (2009), s. 1613-1616 ISSN 0004-6361
    Grant CEP: GA AV ČR(CZ) IAA300030908
    Grant ostatní: GA AV ČR(CZ) IAA301630901
    Výzkumný záměr: CEZ:AV0Z10030501
    Klíčová slova: white dwarfs * binary stars
    Kód oboru RIV: BN - Astronomie a nebeská mechanika, astrofyzika
    Impakt faktor: 4.179, rok: 2009

    We re-examine the properties of the high-velocity and extremely low-mass white dwarf LP400-22 and its close companion. We determined a binary period of P=1.01016 days and re-appraised the mass and cooling age of the white dwarf using low-metallicity models appropriate for an old halo member.
    Trvalý link: http://hdl.handle.net/11104/0181509