HE0242-0732

taken from 4 paper(s):

/E.Carretta et al.(2002)/ /J.G.Cohen et al.(2002)/ /J.G.Cohen et al.(2004)/ /J.G.Cohen et al.(2013)/

E.Carretta et al.,AJ, 124, 481, 2002(ADS)

STELLAR ARCHAEOLOGY: A KECK PILOT PROGRAM ON EXTREMELY METAL-POOR STARS FROM THE HAMBURG/ESO SURVEY. II. ABUNDANCE ANALYSIS


Stellar Parameters

Teff : 6360 log g : 4.40 vturb : 0.40

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
Mg I3...0.60+-0.32...-2.62+-0.320.57+-0.324.98+-0.32Mg I
Al I1...-0.65...-3.83-0.642.62Al I
Si I1...0.13...-3.030.164.48Si I
Ca I5...0.46+-0.26...-2.72+-0.260.47+-0.263.62+-0.26Ca I
Sc II1...0.34...-2.920.270.23Sc II
Ti II3...0.25+-0.05...-2.91+-0.050.28+-0.052.04+-0.05Ti II
Cr I2...-0.37+-0.14...-3.54+-0.14-0.35+-0.142.10+-0.14Cr I
Fe I26-3.20+-0.19......-3.19+-0.19...4.31+-0.19Fe I
Fe II4-3.36+-0.13......-3.35+-0.13...4.15+-0.13Fe II
Sr II1...-1.23...-4.40-1.21-1.53Sr II

Position

Right Ascension : 02 45 00.60 Declination : -07 19 42.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2000-09 N/A KECKHIRES 45000 N/A N/A N/A

J.G.Cohen et al.,AJ, 124, 470, 2002(ADS)

STELLAR ARCHAEOLOGY: A KECK PILOT PROGRAM ON EXTREMELY METAL-POOR STARS FROM THE HAMBURG/ESO SURVEY. I. STELLAR PARAMETERS


Stellar Parameters

Teff : 6455 log g : 4.2

Binary Parameters

Vrad -188.9

Position

Right Ascension : 02 45 00.60 Declination : -07 19 42.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2000-09 N/A KECKHIRES 45000 94 9300

J.G.Cohen et al.,ApJ, 612, 1107, 2004(ADS)

Abundances In Very Metal-Poor Dwarf Stars


Stellar Parameters

Teff : 6455 log g : 4.6 vturb : 0.4

Position

Right Ascension : 02 45 00.60 Declination : -07 19 42.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

J.G.Cohen et al.,ApJ, 778, 56, 2013(ADS)

Normal and Outlying Populations of the Milky Way Stellar Halo at [Fe/H] <-2


Stellar Parameters

Teff : 6360 log g : 4.4 vturb : 0.4

Position

Right Ascension : 02 45 00.60 Declination : -07 19 42.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log