HE0121-2826

taken from 3 paper(s):

/P.S.Barklem et al.(2005)/ /L.Zhang et al.(2011)/ /J.Ren et al.(2012)/

P.S.Barklem et al.,AAP, 439, 129, 2005(ADS)

The Hamburg/ESO R-process enhanced star survey (HERES). II. Spectroscopic analysis of the survey sample


Stellar Parameters

Teff : 4955 log g : 1.99 vturb : 1.68

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
CH1...0.54+-0.285.97+-0.27-2.46+-0.270.51+-0.285.97+-0.27CH
Mg I6...0.43+-0.245.04+-0.19-2.56+-0.190.41+-0.245.04+-0.19Mg I
Al I1...-0.87+-0.272.64+-0.25-3.81+-0.25-0.84+-0.272.64+-0.25Al I
Ca I8...0.36+-0.253.75+-0.20-2.59+-0.200.38+-0.253.75+-0.20Ca I
Sc II4...0.04+-0.250.24+-0.23-2.91+-0.230.06+-0.250.24+-0.23Sc II
Ti13...0.25+-0.232.31+-0.21-2.64+-0.210.33+-0.232.31+-0.21Ti
Cr I3...-0.26+-0.242.44+-0.24-3.20+-0.24-0.23+-0.242.44+-0.24Cr I
Mn I3...-0.70+-0.231.73+-0.22-3.70+-0.22-0.73+-0.231.73+-0.22Mn I
Fe45...0.00+-0.224.53+-0.18-2.97+-0.180.00+-0.224.53+-0.18Fe
Co I6...0.19+-0.252.15+-0.22-2.84+-0.220.13+-0.252.15+-0.22Co I
Ni I4...-0.16+-0.243.13+-0.25-3.09+-0.25-0.12+-0.243.13+-0.25Ni I
Sr2...0.27+-0.270.27+-0.27-2.60+-0.270.37+-0.270.27+-0.27Sr
Y II3...0.06+-0.25-0.66+-0.23-2.87+-0.230.10+-0.25-0.66+-0.23Y II
Ba II1...-0.56+-0.26-1.39+-0.24-3.57+-0.24-0.60+-0.26-1.39+-0.24Ba II

Position

Right Ascension : 01 23 37.14 Declination : -28 10 28.0 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 20000 46 N/A -2.0

L.Zhang et al.,AAP, 528, A92, 2011(ADS)

The Hamburg/ESO R-process Enhanced Star survey (HERES). VI. The Galactic chemical evolution of silicon


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-2.490.486.03-2.400.576.03C
FeN/A-2.97......-2.97...4.53Fe

Position

Right Ascension : 01 23 37.14 Declination : -28 10 28.0 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 20000 N/A N/A N/A

J.Ren et al.,AAP, 537, A118, 2012(ADS)

The Hamburg/ESO R-process Enhanced Star survey (HERES). VII. Thorium abundances in metal-poor stars


Stellar Parameters

Teff : 4955 log g : 1.99 vturb : 1.68

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...0.54...-2.300.506.13C
FeN/A-2.97......-2.80...4.70Fe
ThN/A...<1.18<-1.70<-1.76<1.04<-1.70Th

Position

Right Ascension : 01 23 37.14 Declination : -28 10 28.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2001-10-07 N/A VLT 20000 30-50 N/A N/A