Astronomy and Astrophysics – Astronomy
Scientific paper
Mar 1997
adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=1997aj....113.1022m&link_type=abstract
Astronomical Journal v.113, p.1022
Astronomy and Astrophysics
Astronomy
4
Scientific paper
We report the discovery of a faint carbon star, designated CV 5, located at galactic latitude +81°. Eight angstrom resolution optical spectra show C2 bandheads at λ4737, λ5165, λ5635, and λ6191 Å although the latter bandhead is harder to identify because of blending. Spectral indices indicate that it possesses a temperature of approximately 2600° K and an extremely high carbon abundance. Its proper motion was measured and an upper limit of O.025"/yr was found. Although a λ6191 Å bandhead as strong as is observed in this star is indicative of dwarf carbon star, the small proper motion causes us to conclude that CV 5 is most likely a halo giant.
Gregory Stephen A.
Jaderlund Eric C.
Moody Joseph Ward
Soukup Michael S.
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