BD+20_2594

taken from 2 paper(s):

/T.Gehren et al.(2006)/ /B.E.Reddy et al.(2006)/


T.Gehren et al.,AAP, 451, 1065, 2006(ADS)

Na, Mg and Al abundances as a population discriminant for nearby metal-poor stars


Stellar Parameters

Teff : 5900 log g : 4.30+-0.20 vturb : 1.4

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
Na I2...-0.12...-0.84-0.045.40Na I
Mg I6...-0.03...-0.86-0.066.74Mg I
Al I1...-0.75...-1.54-0.744.91Al I
FeN/A-0.81......-0.80...6.70Fe

Position

Right Ascension : 11 23 16.23 Declination : +19 53 37.7 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 FOCES 40000 200 5400 N/A

B.E.Reddy et al.,MNRAS, 367, 1329, 2006(ADS)

Elemental abundance survey of the Galactic thick disc


Stellar Parameters

Teff : 5886 log g : 4.6

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...0.39...-0.470.527.96C
ON/A...0.59...-0.310.688.38O
NaN/A...0.08...-0.830.165.41Na
MgN/A...0.31...-0.690.306.91Mg
AlN/A...0.21...-0.900.095.55Al
SiN/A...0.18...-0.650.346.86Si
CaN/A...0.15...-0.800.195.54Ca
ScN/A...-0.01...-0.860.132.29Sc
TiN/A...0.15...-0.840.154.11Ti
VN/A...0.11...-0.760.233.17V
CrN/A...-0.11...-1.01-0.024.63Cr
MnN/A...-0.42...-1.42-0.434.01Mn
Fe IN/A-0.94......-0.99...6.51Fe I
CoN/A...-0.02...-1.02-0.033.97Co
NiN/A...-0.05...-0.980.015.24Ni
CuN/A...-0.34...-1.28-0.292.91Cu
ZnN/A...0.17...-0.860.133.70Zn
YN/A...0.09...-0.940.051.27Y
BaN/A...0.13...-0.790.201.39Ba
CeN/A...0.12...-0.820.170.76Ce
EuN/A...0.4...-0.450.540.07Eu

Binary Parameters

Vrad 97.2

Position

Right Ascension : 11 23 16.23 Declination : +19 53 37.7 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2004-06 N/A MCDONALD 60000 100-200 N/A 97.2