CD-711234

taken from 1 paper(s):

/D.Fabbian et al.(2009)/

D.Fabbian et al.,AAP, 500, 1143, 2009(ADS)

The C/O ratio at low metallicity:constraints on early chemical evolution from observations of Galactic halo stars


Stellar Parameters

Teff : 6325 log g : 4.18

Chemical Abundances

Original Data Converted Data Asplund et al. (2009)
Element Nline [X/H] [X/Fe] log-e [X/H] [X/Fe] log-e Element
CN/A-2.11...6.28-2.150.286.28C
ON/A-1.63...7.03-1.660.777.03O
FeN/A-2.38......-2.43...5.07Fe

Position

Right Ascension : 16 07 44.63 Declination : -71 21 01.4 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2004 N/A VLT 60000 140-160 N/A N/A