G161-73

taken from 3 paper(s):

/I.U.Roederer et al.(2014)/ /P.E.Nissen and W. J. Schuster(2010)/ /P. E. Nissen and W. J. Schuster(2011)/

I.U.Roederer et al.,AJ, 147, 136, 2014(ADS)

A SEARCH FOR STARS OF VERY LOW METAL ABUNDANCE. VI. DETAILED ABUNDANCES OF 313 METAL-POOR STARS


Stellar Parameters

Teff : 5680+-49 log g : 3.9+-0.22 vturb : 1.05+-0.06

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
Li I1......2.14-1.120.302.14Li I
CH1...-0.63+-0.256.78-1.65-0.23+-0.256.78CH
CN1...<0.64<7.45<-0.38<1.04<7.45CN
O I3...0.64+-0.197.90-0.790.63+-0.197.90O I
Na I2...-0.14+-0.224.68-1.56-0.14+-0.224.68Na I
Mg I3...0.12+-0.236.30-1.300.12+-0.236.30Mg I
Al I1...-0.97+-0.334.06-2.39-0.97+-0.334.06Al I
Si I3...0.21+-0.276.29-1.220.20+-0.276.29Si I
K I2...0.16+-0.253.76-1.270.15+-0.253.76K I
Ca I8...0.36+-0.295.27-1.070.35+-0.295.27Ca I
Sc II6...-0.12+-0.131.96-1.190.23+-0.131.96Sc II
Ti I11...0.10+-0.203.62-1.330.09+-0.203.62Ti I
Ti II20...0.18+-0.144.07-0.880.54+-0.144.07Ti II
V I1...-0.21+-0.222.30-1.63-0.21+-0.222.30V I
V II2...0.01+-0.232.87-1.060.36+-0.232.87V II
Cr I9...-0.12+-0.204.10-1.54-0.12+-0.204.10Cr I
Cr II3...0.23+-0.144.80-0.840.58+-0.144.80Cr II
Mn I4...-0.31+-0.223.69-1.74-0.32+-0.223.69Mn I
Fe I94-1.42+-0.22...6.08-1.42+-0.22...6.08Fe I
Fe II10-1.07+-0.15...6.43-1.07+-0.15...6.43Fe II
Co I3...-0.44+-0.263.12-1.87-0.45+-0.263.12Co I
Ni I7...-0.01+-0.224.79-1.43-0.01+-0.224.79Ni I
Zn I2...0.08+-0.193.22-1.340.08+-0.193.22Zn I
Sr II2...-0.25+-0.141.55-1.320.10+-0.141.55Sr II
Y II3...-0.42+-0.140.73-1.48-0.06+-0.140.73Y II
Zr II3...0.05+-0.141.57-1.010.41+-0.141.57Zr II
Nb II1...<1.43<1.82<0.36<1.78<1.82Nb II
Mo I1...<0.53<0.99<-0.89<0.53<0.99Mo I
Tc I1......<1.10<1.10<2.52<1.10Tc I
Ba II3...-0.06+-0.131.05-1.130.29+-0.131.05Ba II
La II3...-0.14+-0.15-0.10-1.200.22+-0.15-0.10La II
Ce II2...-0.10+-0.190.41-1.170.25+-0.190.41Ce II
Nd II3...0.00+-0.160.35-1.070.35+-0.160.35Nd II
Eu II2...0.03+-0.13-0.52-1.040.38+-0.13-0.52Eu II
Gd II1...0.31+-0.220.31-0.760.66+-0.220.31Gd II
Er II2...<0.33<0.18<-0.74<0.68<0.18Er II
Tm II2...<0.36<-0.61<-0.73<0.69<-0.61Tm II
Hf II2...<0.89<0.67<-0.04<1.38<0.67Hf II
Pb I1...<0.84<1.46<-0.58<0.84<1.46Pb I
Th II1...<1.54<0.53<0.47<1.89<0.53Th II

Binary Parameters

Binarity Negative
Vrad 121.1

Position

Right Ascension : 09 45 37.82 Declination : -04 40 28.2 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2009-02-19-03:44 2454881.661 MCDONALD 33000 30-100 7200 121.3
2009-02-19-06:00 2454881.755 MCDONALD 33000 30-100 7200 121

P.E.Nissen et al.,AAP, 511, L10, 2010(ADS)

Two distinct halo populations in the solar neighborhood. Evidence from stellar abundance ratios and kinematics


Stellar Parameters

Teff : 5986 log g : 4 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
NaN/A...-0.36...-1.27-0.274.97Na
MgN/A...0.13...-0.890.116.71Mg
SiN/A...0.13...-0.830.176.68Si
CaN/A...0.25...-0.730.275.61Ca
TiN/A...0.14...-0.790.214.16Ti
CrN/A...-0.06...-1.03-0.034.61Cr
FeN/A-1.00......-1.00...6.50Fe
NiN/A...-0.15...-1.12-0.125.10Ni

Position

Right Ascension : 09 45 37.82 Declination : -04 40 28.2 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2008-05-20-2156 N/A FIESNOT 40000 155 N/A 121.2

P. E. Nissen et al.,AAP, 530, A15, 2011(ADS)

Two distinct halo populations in the solar neighborhood II. Evidence from stellar abundances of Mn, Cu, Zn, Y, and Ba


Stellar Parameters

Teff : 5986 log g : 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
MnN/A...-0.36...-1.40-0.404.03Mn
FeN/A-1......-1.00...6.50Fe
ZnN/A...-0.08...-1.04-0.043.52Zn
YN/A...-0.19...-1.16-0.161.05Y
BaN/A...-0.11...-1.16-0.161.02Ba

Position

Right Ascension : 09 45 37.82 Declination : -04 40 28.2 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2008-05-20-2156 N/A FIESNOT 40000 155 N/A 121.2