G126-52

taken from 7 paper(s):

/E.Arnone et al.(2005)/ /P.E.Nissen et al.(2007)/ /E.Caffau et al.(2005)/ /D.Fabbian et al.(2009)/ /A.M.Boesgaard et al.(2011)/ /A.M.Amarsi et al.(2019)/ /C.Sneden et al.(2023)/

E.Arnone et al.,AAP, 430, 507, 2005(ADS)

Mg abundances in metal-poor halo stars as a tracer of early Galactic mixing


Stellar Parameters

Teff : 6210 log g : 3.8+-0.2 vturb : 1.8

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
Mg I2-2.17+-0.050.27+-0.05...-2.19+-0.050.25+-0.055.41+-0.05Mg I
Ca I2-2.09+-0.00......-2.07+-0.000.37+-0.004.27+-0.00Ca I
Ti I1-2.07......-2.000.442.95Ti I
Cr I1-2.54......-2.51-0.073.13Cr I
Fe I20-2.44+-0.01......-2.44+-0.01...5.06+-0.01Fe I
Fe II1-2.49......-2.49...5.01Fe II

Position

Right Ascension : 22 04 13.38 Declination : +19 32 54.5 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 ANGLO 40000 >100 N/A N/A

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

Sulphur and zinc abundances in Galactic halo stars revisited


Stellar Parameters

Teff : 6396 log g : 4.20 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...0.22...-1.780.435.34S I
FeN/A-2.21......-2.21...5.29Fe
Zn IN/A...0.112.50-2.060.152.50Zn I

Position

Right Ascension : 22 04 13.38 Declination : +19 32 54.5 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

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

E.Caffau et al.,AAP, 441, 533, 2005(ADS)

Sulphur abundance in Galactic stars


Position

Right Ascension : 22 04 13.38 Declination : +19 32 54.5 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2452152.61363 VLT 43000 200 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 : 6396 log g : 4.20

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-1.97...6.42-2.010.256.42C
ON/A-1.51...7.15-1.540.727.15O
FeN/A-2.21......-2.26...5.24Fe

Position

Right Ascension : 22 04 13.38 Declination : +19 32 54.5 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 150-240 N/A N/A

A.M.Boesgaard et al.,ApJ, 743, 140, 2011(ADS)

Beryllium and Alpha-element Abundances in a Large Sample of Metal-poor Stars


Stellar Parameters

Teff : 6182+-100 log g : 3.95+-0.2 vturb : 1.47+-0.2

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
BeN/A...+0.13+-0.15-0.81+-0.12-2.19+-0.120.17+-0.15-0.81+-0.12Be
ON/A-1.67+-0.22+0.69+-0.24...-1.73+-0.220.63+-0.246.96+-0.22O
MgN/A-1.95+-0.07......-1.97+-0.070.39+-0.075.63+-0.07Mg
TiN/A-1.91+-0.09......-1.84+-0.090.52+-0.093.11+-0.09Ti
FeN/A-2.36+-0.09......-2.36+-0.09...5.14+-0.09Fe

Position

Right Ascension : Declination : Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2004-09-07 N/A KECKHIRES 42000 N/A
2006-06-19 N/A KECKHIRES 42000 121 6600 N/A

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

Carbon and oxygen in metal-poor halo stars


Stellar Parameters

Teff : 6359 log g : 4.16

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...0.17...-2.010.176.42C
ON/A...0.64...-1.540.647.15O
FeN/A-2.18......-2.18...5.32Fe

Position

Right Ascension : 22 04 13.38 Declination : +19 32 54.35 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

C.Sneden et al.,ApJ, 953, 31, 2023(ADS)

Iron-peak Element Abundances in Warm Very Metal-poor Stars


Stellar Parameters

Teff : 6200 log g : 3.8 vturb : 1.3

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
Mg I6...0.38+-0.12...-2.16+-0.120.38+-0.125.44+-0.12Mg I
Ca I25...0.49+-0.05...-2.05+-0.050.49+-0.054.29+-0.05Ca I
Sc II13...0.08+-0.04...-2.46+-0.040.08+-0.040.69+-0.04Sc II
Ti I10...0.48+-0.05...-2.06+-0.050.48+-0.052.89+-0.05Ti I
Ti II72...0.35+-0.14...-2.19+-0.140.35+-0.142.76+-0.14Ti II
V II11...0.14+-0.09...-2.40+-0.090.14+-0.091.53+-0.09V II
Cr I8...-0.03+-0.19...-2.57+-0.19-0.03+-0.193.07+-0.19Cr I
Cr II18...0.04+-0.08...-2.50+-0.080.04+-0.083.14+-0.08Cr II
Mn I5...-0.34+-0.11...-2.88+-0.11-0.34+-0.112.55+-0.11Mn I
Mn II4...-0.18+-0.05...-2.72+-0.05-0.18+-0.052.71+-0.05Mn II
FeN/A-2.54......-2.54...4.96Fe
Fe I159-2.58+-0.1......-2.58+-0.1...4.92+-0.1Fe I
Fe II20-2.49+-0.09......-2.49+-0.09...5.01+-0.09Fe II
Co I27...0.18+-0.07...-2.36+-0.070.18+-0.072.63+-0.07Co I
Ni I46...0.01+-0.07...-2.53+-0.070.01+-0.073.69+-0.07Ni I
Cu I2...-0.75+-0.04...-3.29+-0.04-0.75+-0.040.90+-0.04Cu I
Zn I2...0.4+-0.05...-2.14+-0.050.40+-0.052.42+-0.05Zn I

Position

Right Ascension : Declination : 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 KECKHIRES 42000 106 N/A N/A