Mid-infrared observations of the white dwarf-brown dwarf binary GD 1400

Article, Preprint English OPEN
Farihi, J.; Zuckerman, B.; Becklin, E. E.;
(2005)
  • Related identifiers: doi: 10.1086/491707
  • Subject: Astrophysics | binaries: general; stars: evolution; stars: formation; stars: low-mass, brown dwarfs; white dwarfs
    arxiv: Astrophysics::Galaxy Astrophysics | Astrophysics::Cosmology and Extragalactic Astrophysics | Astrophysics::Earth and Planetary Astrophysics | Astrophysics::Solar and Stellar Astrophysics

Fluxes are measured for the DA white dwarf plus brown dwarf pair GD 1400 with the Infrared Array Camera on the {\em Spitzer Space Telescope}. GD 1400 displays an infrared excess over the entire $3-8\mu$m region consistent with the presence of a mid- to late-type L dwarf... View more
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