CS22943-0095

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 : 6349 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-1.83...6.56-1.870.426.56C
ON/A-1.33...7.33-1.360.937.33O
FeN/A-2.24......-2.29...5.21Fe

Position

Right Ascension : 20 27 29.97 Declination : -46 50 56.3 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 70-230 N/A N/A