HE0557-4840: found in 2 paper(s).

Labels:

/J.E.Norris et al.(2007)/ /J.E.Norris et al.(2012)/

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J.E.Norris et al.,ApJ, 670, 774, 2007 (A0129,ADS)

Atmospheric data

Teff : 4900+-100 log g : 2.2+-0.3 vturb : 1.8+-0.2

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
Li I...<-0.46<4.29<0.70
CH...-3.10+-0.1+1.65+-0.105.29+-0.10
CN...<-2.38+-0.1<+2.37+-0.10<5.40+-0.10
NH...<-3.28+-0.2<+1.47+-0.20<4.50+-0.20
O I...<-1.66<+3.09<7.00
Na I...-4.91-0.161.26
Mg I...-4.50+-0.07+0.25+-0.073.03+-0.07
Al I...-5.36-0.611.01
Ca I...-4.50+0.251.81
Ca II...-4.13+0.622.18
Sc II...-4.44+-0.11+0.31+-0.11-1.39+-0.11
Ti II...-4.40+-0.1+0.35+-0.100.50+-0.10
Cr I...-5.45-0.700.19
Mn I...<-5.38<-0.63<0.01
Fe I...-4.75+-0.17...2.77+-0.17
Fe II...-4.80...2.70
Co I...-4.71+0.040.20
Ni I...-4.97+-0.1-0.22+-0.101.26+-0.10
Y II...<-4.01<+0.74<-1.80
Zr II...<-2.48<+2.27<0.11
Ba II...<-4.72<+0.03<-2.55
Eu II...<-2.71<+2.04<-2.19
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

Binarity

Vrad 211.44

Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
2453771.029 VLT 40000 200 3600 211.44
2453771.072 VLT 40000 200 3600 211.67
2453771.159 VLT 40000 200 3600 211.61
2453791.025 VLT 40000 200 3600 211.98
2453792.035 VLT 40000 200 3600 211.90
2453792.078 VLT 40000 200 3600 212.02
2453813.999 VLT 40000 200 3600 211.84
Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A Declination : N/A Right Ascension : N/A

Photometric data

V : 15.454 B-V : 0.712 V-R : 0.463 V-K : 2.254 K : 13.194

J.E.Norris et al.,ApJ, 753, 150, 2012 (A0276,ADS)

Atmospheric data

Teff : 4900 log g : 2.2 vturb : 1.8

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
C...-2.93+-0.11.7+-0.15.4+-0.1
N...<-3.63+-0.2<1.0+-0.2<4.0+-0.2
O...-2.33+-0.32.3+-0.36.2+-0.3
Fe I...-4.79+-0.03...2.71+-0.03
Fe II...-4.63+-0.11...2.87+-0.11
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

Binarity

Binarity Negative
Vrad 212.0+-0.4

Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
2007-10-15 N/A VLT 40000 N/A N/A 212.0+-0.4
2007-12-05 N/A VLT 40000 N/A N/A 212.0+-0.4
2007-12-06 N/A VLT 40000 N/A N/A 212.0+-0.4
Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A Declination : N/A Right Ascension : N/A