G166-54

taken from 3 paper(s):

/P.E.Nissen et al.(2007)/ /D.Fabbian et al.(2009)/ /A.M.Amarsi et al.(2019)/

P.E.Nissen et al.,AAP, 469, 319, 2007(ADS)

Sulphur and zinc abundances in Galactic halo stars revisited


Stellar Parameters

Teff : 6407 log g : 4.28 vturb : 1.5

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
S IN/A...0.43...-1.940.645.18S I
FeN/A-2.58......-2.58...4.92Fe
Zn IN/A...0.082.10-2.460.122.10Zn I

Position

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2007-06-25 N/A VLT 60000 N/A N/A N/A

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 : 6407 log g : 4.28

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-2.36...6.03-2.400.236.03C
ON/A-1.75...6.91-1.780.856.91O
FeN/A-2.58......-2.63...4.87Fe

Position

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2004 N/A VLT 60000 110-200 N/A N/A

A.M.Amarsi et al.,AAP, 622, L4, 2019(ADS)

Carbon and oxygen in metal-poor halo stars


Stellar Parameters

Teff : 6381 log g : 4.25

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...0.14...-2.410.146.02C
ON/A...0.76...-1.790.766.90O
FeN/A-2.55......-2.55...4.95Fe

Position

Right Ascension : 14 54 10.71 Declination : +25 33 48.92 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
N/A N/A VLT 60000 15-300 N/A N/A