A0063

Bibliography Data

Title Abundance analysis of two extremely metal-poor stars from the Hamburg/ESO Survey
ADS E.Depagne et al.,AAP, 364, L6, 2000
Authors E. Depagne, V. Hill, N. Christlieb, F. Primas

List of objects

Object Comment S O
HE1303-2708 N/A S O
HE1353-2735A N/A S O
HE1353-2735B N/A S O

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

HE1303-2708

Atmospheric data

Teff : 6500+-200 log g : 4.2+-0.5 vturb : 1.3

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
Li I...0.993.842.15
Mg I...-2.61+-0.150.24+-0.154.97+-0.15
Ca I...-2.61+-0.030.24+-0.033.75+-0.03
Sc II...-2.59+-0.120.26+-0.120.58+-0.12
Ti II...-2.34+-0.070.51+-0.072.68+-0.07
Cr I...-2.98+-0.21-0.13+-0.212.69+-0.21
Fe...-2.85+-0.14...4.65+-0.14
Co I...-2.200.652.72
Sr II...-2.93-0.080.04
Y II...-2.030.820.21
Ba II...-2.86-0.01-0.73
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
2000-02-10 2451584.31030 VLT 45000 70 225min N/A
2000-02-18 N/A VLT 45000 150 290min N/A
Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A Declination : -27 24 22 Right Ascension : 13 06 37.8

Photometric data

V : 15.3+-0.2 B : 15.5+-0.2 B-V : 0.45+-0.03 U-B : -0.18+-0.09

HE1353-2735A

Atmospheric data

Teff : 5900+-200 log g : 4.5+-0.5 vturb : 1.3

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
Li I...0.904.102.06
Mg I...-2.80.404.78
Ca I...-3.10.103.26
Sc II...-3.4-0.20-0.23
Ti II...-2.90+-0.150.30+-0.152.12+-0.15
Cr I...-3.47-0.272.20
Fe...-3.20+-0.10...4.30+-0.1
Sr II...<-4.4<-1.20<-1.43
Ba II...<-3.6<-0.40<-1.47
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

Binarity

Binarity Positive

Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
2000-02-10 2451584.31030 VLT 45000 55 180min -213.8
2000-02-18 N/A VLT 45000 120 180min N/A
Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A Declination : -27 49 54 Right Ascension : 13 56 42.5

Photometric data

V : 14.7+-0.2 B : 15.0+-0.2 B-V : 0.38+-0.07 U-B : -0.27+-0.09

HE1353-2735B

Atmospheric data

Teff : 5200+-200 log g : 4.5+-0.5 vturb : 1.3

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
Li I...0.904.102.06
Mg I...-2.80.404.78
Ca I...-3.10.103.26
Sc II...-3.4-0.20-0.23
Ti II...-2.90+-0.150.30+-0.152.12+-0.15
Cr I...-3.47-0.272.20
Fe...-3.20+-0.10...4.30+-0.1
Sr II...<-4.4<-1.20<-1.43
Ba II...<-3.6<-0.40<-1.47
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

Binarity

Binarity Positive

Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
2000-02-10 2451584.31030 VLT 45000 55 180min -187.7
2000-02-18 N/A VLT 45000 120 180min N/A
Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A Declination : -27 49 54 Right Ascension : 13 56 42.5

Photometric data

V : 14.7+-0.2 B : 15.0+-0.2 B-V : 0.38+-0.07 U-B : -0.27+-0.09