HE0146-1548

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 : 4636+-139 log g : 1.7

Position

Right Ascension : 01 48 34.70 Declination : -15 33 25.0 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 2454436.872 KECKHIRES 48000 100 -114.8 N/A
2007-11 2454436.886 KECKHIRES 48000 100 -115.1 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 : 4636 log g : 0.99 vturb : 2.1

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
CN/A...0.845.81-2.620.845.81C
Na2...1.17+-0.193.94+-0.19-2.30+-0.191.16+-0.193.94+-0.19Na
Mg3...0.87+-0.155.01+-0.15-2.59+-0.150.87+-0.155.01+-0.15Mg
Al1...0.143.13-3.320.143.13Al
Si1...0.54.55-2.960.504.55Si
Ca2...0.22+-0.153.1+-0.15-3.24+-0.150.22+-0.153.1+-0.15Ca
Ti I4...0.17+-0.121.65+-0.12-3.30+-0.120.16+-0.121.65+-0.12Ti I
Cr3...-0.38+-0.121.79+-0.12-3.85+-0.12-0.39+-0.121.79+-0.12Cr
Mn1...-0.591.38-4.05-0.591.38Mn
Fe I66-3.46+-0.16...4.04+-0.16-3.46+-0.16...4.04+-0.16Fe I
Fe II3-3.33+-0.15...4.17+-0.15-3.33+-0.15...4.17+-0.15Fe II
Co4...0.3+-0.131.82+-0.13-3.17+-0.130.29+-0.131.82+-0.13Co
Ni1...0.052.81-3.410.052.81Ni
Sr2...-0.38+-0.26-0.97+-0.26-3.84+-0.26-0.38+-0.26-0.97+-0.26Sr
Ba3...-0.71+-0.19-2+-0.19-4.18+-0.19-0.72+-0.19-2+-0.19Ba

Position

Right Ascension : 01 48 34.70 Declination : -15 33 25.0 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 VLT N/A N/A N/A N/A