HE0440-1049

taken from 1 paper(s):

/T.Hansen et al.(2015)/

T.Hansen et al.,ApJ, 807, 173, 2015 (A0316,ADS)

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


Stellar Parameters

Teff : 5800+-100 log g : 3.5+-0.3 vturb : 1.6+-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......+2.00+-0.14-1.26+-0.141.76+-0.14+2.00+-0.14Li
CN/A...+0.69+-0.25...-2.33+-0.250.69+-0.256.10+-0.25C
NN/A...<+0.62...<-2.40<0.62<5.43N
ON/A...<+2.50...<-0.52<2.50<8.17O
NaN/A...-0.04+-0.13...-3.06+-0.13-0.04+-0.133.18+-0.13Na
MgN/A...+0.79+-0.14...-2.23+-0.140.79+-0.145.37+-0.14Mg
AlN/A...-0.57+-0.20...-3.59+-0.20-0.57+-0.202.86+-0.20Al
SiN/A...+0.37+-0.15...-2.65+-0.150.37+-0.154.86+-0.15Si
CaN/A...+0.50+-0.14...-2.52+-0.140.50+-0.143.82+-0.14Ca
ScN/A...<+0.70...<-2.32<0.70<0.83Sc
TiN/A...+0.23+-0.14...-2.79+-0.140.23+-0.142.16+-0.14Ti
VN/A...<+0.80...<-2.22<0.80<1.71V
CrN/A...-0.14+-0.17...-3.16+-0.17-0.14+-0.172.48+-0.17Cr
MnN/A...-0.60+-0.22...-3.62+-0.22-0.60+-0.221.81+-0.22Mn
FeN/A-3.02+-0.20......-3.02+-0.20...4.48+-0.20Fe
CoN/A...+0.30+-0.19...-2.72+-0.190.30+-0.192.27+-0.19Co
NiN/A...+0.18+-0.17...-2.84+-0.170.18+-0.173.38+-0.17Ni
ZnN/A...<+0.80...<-2.22<0.80<2.34Zn
SrN/A...-0.30+-0.19...-3.32+-0.19-0.30+-0.19-0.45+-0.19Sr
BaN/A...-1.27+-0.15...-4.29+-0.15-1.27+-0.15-2.11+-0.15Ba
EuN/A...<+1.50...<-1.52<1.50<-1.00Eu

Binary Parameters

Vrad 158.9+-3.0

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2006-04-18 N/A VLT 45000 16-86 900 158.9+-3.0
Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A Declination : -104324 Right Ascension : 044239.7