HE1221-1948

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 : 6083 log g : 3.81 vturb : 1.65

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...1.42+-0.316.46+-0.28-1.97+-0.281.39+-0.316.46+-0.28CH
Mg I1...0.80+-0.245.02+-0.19-2.58+-0.190.78+-0.245.02+-0.19Mg I
Al I1...-0.72+-0.252.39+-0.21-4.06+-0.21-0.70+-0.252.39+-0.21Al I
Ca I3...0.81+-0.253.81+-0.20-2.53+-0.200.83+-0.253.81+-0.20Ca I
Sc II1...0.29+-0.260.10+-0.23-3.05+-0.230.31+-0.260.10+-0.23Sc II
Ti5...0.52+-0.252.19+-0.22-2.76+-0.220.60+-0.252.19+-0.22Ti
Cr I1...-0.19+-0.232.12+-0.19-3.52+-0.19-0.16+-0.232.12+-0.19Cr I
Fe18...0.00+-0.224.14+-0.18-3.36+-0.180.00+-0.224.14+-0.18Fe
Ni I1...-0.10+-0.232.79+-0.19-3.43+-0.19-0.07+-0.232.79+-0.19Ni I

Position

Right Ascension : 12 23 47.74 Declination : -20 04 45.9 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 57 N/A 31.6

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-2.061.306.46-1.971.396.46C
FeN/A-3.36......-3.36...4.14Fe

Position

Right Ascension : 12 23 47.74 Declination : -20 04 45.9 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 : 6083 log g : 3.81 vturb : 1.65

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...1.42...-1.051.387.38C
FeN/A-2.60......-2.43...5.07Fe
ThN/A...<3.01<-0.26<-0.32<2.11<-0.26Th

Position

Right Ascension : 12 23 47.74 Declination : -20 04 45.9 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