HE1116-0054

taken from 2 paper(s):

/J.E.Norris et al.(2013)/ /D.Yong et al.(2013)/

J.E.Norris et al.,ApJ, 762, 25, 2013(ADS)

The Most Metal-poor Stars. I. Discovery, Data, and Atmospheric Parameters


Stellar Parameters

Teff : 6454+-48 log g : 4.3

Position

Right Ascension : 11 18 47.80 Declination : -01 11 20.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2007-11 2454436.123 KECKHIRES 48000 100 147.4 N/A
2007-11 2454436.138 KECKHIRES 48000 100 149.2 N/A
2007-12 2454456.785 MIKELCO 37000 100 149.2 N/A
2007-12 2454456.807 MIKELCO 37000 100 148.3 N/A
2007-12 2454456.829 MIKELCO 37000 100 150.1 N/A
2007-12 2454457.795 MIKELCO 37000 100 151.1 N/A
2007-12 2454457.816 MIKELCO 37000 100 147.6 N/A
2007-6 2454274.476 MIKELCO 31000-39000 100 147.8 N/A
2007-6 2454274.498 MIKELCO 31000-39000 100 150.7 N/A
2007-6 2454274.52 MIKELCO 31000-39000 100 149.1 N/A
2007-6 2454274.542 MIKELCO 31000-39000 100 148.8 N/A
2008-3 2454551.845 KECKHIRES 49000 100 146.3 N/A
2008-3 2454551.867 KECKHIRES 49000 100 149 N/A
2008-3 2454551.889 KECKHIRES 49000 100 147.9 N/A
2008-3 2454551.91 KECKHIRES 49000 100 149.8 N/A
2008-3 2454551.932 KECKHIRES 49000 100 147.5 N/A
2008-3 2454551.954 KECKHIRES 49000 100 148 N/A
2008-3 2454552.99 KECKHIRES 49000 100 151.9 N/A
2008-3 2454553.004 KECKHIRES 49000 100 145.7 N/A

D.Yong et al.,ApJ, 762, 26, 2013(ADS)

THE MOST METAL-POOR STARS. II. CHEMICAL ABUNDANCES OF 190 METAL-POOR STARS INCLUDING 10 NEW STARS WITH [Fe/H] <-3.


Stellar Parameters

Teff : 6454 log g : 3.80 vturb : 1.6

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
CHN/A...<1.92<6.86<-1.57<1.91<6.86CH
NHN/A...<2.91<7.25<-0.58<2.90<7.25NH
Na2...-0.23+-0.152.53+-0.15-3.71+-0.15-0.23+-0.152.53+-0.15Na
Mg3...0.08+-0.124.2+-0.12-3.40+-0.120.08+-0.124.2+-0.12Mg
Si1...<1.7<5.73<-1.78<1.70<5.73Si
Ca2...0.3+-0.143.15+-0.14-3.19+-0.140.29+-0.143.15+-0.14Ca
Sc1...0.09-0.24-3.390.09-0.24Sc
Ti II8...0.21+-0.141.68+-0.14-3.27+-0.140.21+-0.141.68+-0.14Ti II
Cr4...-0.07+-0.112.09+-0.11-3.55+-0.11-0.07+-0.112.09+-0.11Cr
Fe I37-3.48+-0.13...4.02+-0.13-3.48+-0.13...4.02+-0.13Fe I
Sr2...-0.25+-0.17-0.87+-0.17-3.74+-0.17-0.26+-0.17-0.87+-0.17Sr
Ba1...<-0.01<-1.31<-3.49<-0.01<-1.31Ba

Position

Right Ascension : 11 18 47.8 Declination : -01 11 19.4 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
N/A N/A VLT N/A N/A N/A N/A