HE0411-3558

taken from 1 paper(s):

/T.Hansen et al.(2015)/


T.Hansen et al.,ApJ, 807, 173, 2015(ADS)

An Elemental Assay of Very, Extremely, and Ultra-metal-poor Stars


Stellar Parameters

Teff : 6300+-100 log g : 3.7+-0.3 vturb : 3.4+-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......<+1.44<-1.82<0.99<+1.44Li
CN/A...<+0.70...<-2.11<0.70<6.32C
NN/A...<+1.30...<-1.51<1.30<6.32N
ON/A...<+2.30...<-0.51<2.30<8.18O
NaN/A...+0.02+-0.15...-2.79+-0.150.02+-0.153.45+-0.15Na
MgN/A...+0.24+-0.15...-2.57+-0.150.24+-0.155.03+-0.15Mg
AlN/A...-0.59+-0.20...-3.40+-0.20-0.59+-0.203.05+-0.20Al
CaN/A...+0.22+-0.15...-2.59+-0.150.22+-0.153.75+-0.15Ca
ScN/A...+0.38+-0.18...-2.43+-0.180.38+-0.180.72+-0.18Sc
TiN/A...+0.59+-0.14...-2.22+-0.140.59+-0.142.73+-0.14Ti
VN/A...<+1.00...<-1.81<1.00<2.12V
CrN/A...-0.05+-0.17...-2.86+-0.17-0.05+-0.172.78+-0.17Cr
MnN/A...-0.62+-0.20...-3.43+-0.20-0.62+-0.202.00+-0.20Mn
FeN/A-2.81+-0.20......-2.81+-0.20...4.69+-0.20Fe
CoN/A...+0.16+-0.19...-2.65+-0.190.16+-0.192.34+-0.19Co
NiN/A...+0.10+-0.17...-2.71+-0.170.10+-0.173.51+-0.17Ni
ZnN/A...<+0.60...<-2.21<0.60<2.35Zn
SrN/A...-0.54+-0.19...-3.35+-0.19-0.54+-0.19-0.48+-0.19Sr
BaN/A...-0.95+-0.14...-3.76+-0.14-0.95+-0.14-1.58+-0.14Ba
EuN/A...<+1.50...<-1.31<1.50<-0.79Eu

Binary Parameters

Vrad 196.2+-0.3

Position

Right Ascension : 04 13 09.00 Declination : -35 50 39.0 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 26-110 3600 196.2+-0.3