A0302

Bibliography Data

Title Exploring the Origin of Lithium, Carbon, Strontium, and Barium with Four New Ultra Metal-poor Stars
ADS T.Hansen et al.,ApJ, 787, 162, 2014
Authors T. Hansen, C. J. Hansen, N. Christlieb, D. Yong, M. S. Bessell, A. E. GarciaPerez, T. C. Beers, V. M. Placco, A. Frebel, J. E. Norris, M. Asplund

Milky Way

List of objects (4 stars)

S: Find this object in SIMBAD
O: Find this object in Other papers

Name Comment SIMBAD Object
HE0134-1519 N/A S O
HE0233-0343 N/A S O
HE1310-0536 N/A S O
HE2239-5019 N/A S O

HE0134-1519

Stellar Parameters

Teff : 5500+-100 log g : 3.2+-0.3 vturb : 1.5+-0.3

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
LiN/A......1.27+-0.19-1.99+-0.191.99+-0.191.27+-0.19Li
CN/A...+1.00+-0.26...-2.98+-0.261.00+-0.265.45+-0.26C
NN/A...<+1.00...<-2.98<1.00<4.85N
NaN/A...-0.24+-0.15...-4.22+-0.15-0.24+-0.152.02+-0.15Na
MgN/A...+0.25+-0.14...-3.73+-0.140.25+-0.143.87+-0.14Mg
AlN/A...-0.38+-0.20...-4.36+-0.20-0.38+-0.202.09+-0.20Al
SiN/A...+0.05+-0.16...-3.93+-0.160.05+-0.163.58+-0.16Si
CaN/A...+0.10+-0.13...-3.88+-0.130.10+-0.132.46+-0.13Ca
ScN/A...-0.10+-0.18...-4.08+-0.18-0.10+-0.18-0.93+-0.18Sc
TiN/A...+0.11+-0.21...-3.87+-0.210.11+-0.211.08+-0.21Ti
CrN/A...-0.22+-0.18...-4.20+-0.18-0.22+-0.181.44+-0.18Cr
MnN/A...-1.19+-0.19...-5.17+-0.19-1.19+-0.190.26+-0.19Mn
FeN/A-3.98+-0.30......-3.98+-0.30...3.52+-0.30Fe
CoN/A...+0.25+-0.18...-3.73+-0.180.25+-0.181.26+-0.18Co
NiN/A...+0.19+-0.19...-3.79+-0.190.19+-0.192.43+-0.19Ni
SrN/A...-0.30+-0.19...-4.28+-0.19-0.30+-0.19-1.41+-0.19Sr
BaN/A...<-0.50...<-4.48<-0.50<-2.30Ba

Binary Parameters

Vrad 244

Position

Right Ascension : 01 37 05.37 Declination : -15 04 22.8 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2005-11-17 N/A VLT 45000 10-55 N/A 244
2005-11-20 N/A VLT 45000 10-55 N/A 244
2006-04-17 N/A VLT 45000 10-55 N/A 244

HE0233-0343

Stellar Parameters

Teff : 6100+-100 log g : 3.4+-0.3 vturb : 2.0+-0.3

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
LiN/A......1.77+-0.18-1.49+-0.183.19+-0.181.77+-0.18Li
CN/A...+3.48+-0.24...-1.20+-0.243.48+-0.247.23+-0.24C
NN/A...<+2.80...<-1.88<2.80<5.95N
NaN/A...<+0.50...<-4.18<0.50<2.06Na
MgN/A...+0.59+-0.15...-4.09+-0.150.59+-0.153.51+-0.15Mg
AlN/A...<+0.03...<-4.65<0.03<1.80Al
SiN/A...+0.37+-0.15...-4.31+-0.150.37+-0.153.20+-0.15Si
CaN/A...+0.34+-0.15...-4.34+-0.150.34+-0.152.00+-0.15Ca
ScN/A...<+0.20...<-4.48<0.20<-1.33Sc
TiN/A...+0.18+-0.17...-4.50+-0.170.18+-0.170.45+-0.17Ti
CrN/A...<+0.50...<-4.18<0.50<1.46Cr
MnN/A...<-0.10...<-4.78<-0.10<0.65Mn
FeN/A-4.68+-0.30......-4.68+-0.30...2.82+-0.30Fe
CoN/A...<+1.60...<-3.08<1.60<1.91Co
NiN/A...<+0.90...<-3.78<0.90<2.44Ni
SrN/A...+0.32+-0.19...-4.36+-0.190.32+-0.19-1.49+-0.19Sr
BaN/A...<+0.80...<-3.88<0.80<-1.70Ba

Binary Parameters

Vrad 64

Position

Right Ascension : 02 36 29.70 Declination : -03 30 06.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2005-11-17 N/A VLT 45000 10-55 N/A 64
2005-11-20 N/A VLT 45000 10-55 N/A 64
2006-04-17 N/A VLT 45000 10-55 N/A 64

HE1310-0536

Stellar Parameters

Teff : 5000+-100 log g : 1.9+-0.3 vturb : 2.2+-0.3

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
LiN/A......<0.80<-2.46<1.69<0.80Li
CN/A...+2.36+-0.23...-1.79+-0.232.36+-0.236.64+-0.23C
NN/A...+3.20+-0.37...-0.95+-0.373.20+-0.376.88+-0.37N
NaN/A...+0.19+-0.14...-3.96+-0.140.19+-0.142.28+-0.14Na
MgN/A...+0.42+-0.16...-3.73+-0.160.42+-0.163.87+-0.16Mg
AlN/A...-0.39+-0.21...-4.54+-0.21-0.39+-0.211.91+-0.21Al
SiN/A...<+0.25...<-3.90<0.25<3.61Si
CaN/A...0.00+-0.20...-4.15+-0.200.00+-0.202.19+-0.20Ca
ScN/A...-0.23+-0.16...-4.38+-0.16-0.23+-0.16-1.23+-0.16Sc
TiN/A...+0.35+-0.18...-3.80+-0.180.35+-0.181.15+-0.18Ti
CrN/A...-0.49+-0.26...-4.64+-0.26-0.49+-0.261.00+-0.26Cr
MnN/A...-1.40+-0.20...-5.55+-0.20-1.40+-0.20-0.12+-0.20Mn
FeN/A-4.15+-0.30......-4.15+-0.30...3.35+-0.30Fe
CoN/A...+0.10+-0.16...-4.05+-0.160.10+-0.160.94+-0.16Co
NiN/A...-0.12+-0.20...-4.27+-0.20-0.12+-0.201.95+-0.20Ni
SrN/A...-1.08+-0.14...-5.23+-0.14-1.08+-0.14-2.36+-0.14Sr
BaN/A...-0.50+-0.15...-4.65+-0.15-0.50+-0.15-2.47+-0.15Ba

Binary Parameters

Vrad 113

Position

Right Ascension : 13 13 31.18 Declination : -05 52 12.4 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2005-11-17 N/A VLT 45000 10-55 N/A 113
2005-11-20 N/A VLT 45000 10-55 N/A 113
2006-04-17 N/A VLT 45000 10-55 N/A 113

HE2239-5019

Stellar Parameters

Teff : 6100+-100 log g : 3.5+-0.3 vturb : 1.8+-0.3

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
LiN/A......<1.70<-1.56<2.59<1.70Li
CN/A...<+1.70...<-2.45<1.70<5.98C
NN/A...<+2.70...<-1.45<2.70<6.38N
NaN/A...<-0.30...<-4.45<-0.30<1.79Na
MgN/A...+0.45+-0.15...-3.70+-0.150.45+-0.153.90+-0.15Mg
AlN/A...-0.57+-0.21...-4.72+-0.21-0.57+-0.211.73+-0.21Al
SiN/A...+0.06+-0.15...-4.09+-0.150.06+-0.153.42+-0.15Si
CaN/A...+0.23+-0.15...-3.92+-0.150.23+-0.152.42+-0.15Ca
ScN/A...+0.26+-0.16...-3.89+-0.160.26+-0.16-0.74+-0.16Sc
TiN/A...+0.37+-0.17...-3.78+-0.170.37+-0.171.17+-0.17Ti
CrN/A...0.00+-0.17...-4.15+-0.170.00+-0.171.49+-0.17Cr
MnN/A...<-0.60...<-4.75<-0.60<0.68Mn
FeN/A-4.15+-0.30......-4.15+-0.30...3.35+-0.30Fe
CoN/A...<+0.70...<-3.45<0.70<1.54Co
NiN/A...+0.24+-0.17...-3.91+-0.170.24+-0.172.31+-0.17Ni
SrN/A...<-0.60...<-4.75<-0.60<-1.88Sr
BaN/A...<0.00...<-4.15<0.00<-1.97Ba

Binary Parameters

Vrad 370

Position

Right Ascension : 22 42 26.90 Declination : -50 04 01.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2005-11-17 N/A VLT 45000 10-55 N/A 370
2005-11-20 N/A VLT 45000 10-55 N/A 370
2006-04-17 N/A VLT 45000 10-55 N/A 370