HE1254+0009

taken from 2 paper(s):

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


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 : 4865 log g : 1.86 vturb : 1.78

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...-0.11+-0.285.34+-0.26-3.09+-0.26-0.14+-0.285.34+-0.26CH
Mg I5...0.26+-0.244.89+-0.19-2.71+-0.190.24+-0.244.89+-0.19Mg I
Al I1...-0.74+-0.292.78+-0.28-3.67+-0.28-0.72+-0.292.78+-0.28Al I
Ca I8...0.21+-0.253.63+-0.20-2.71+-0.200.24+-0.253.63+-0.20Ca I
Sc II4...0.11+-0.230.33+-0.22-2.82+-0.220.13+-0.230.33+-0.22Sc II
Ti15...0.25+-0.232.32+-0.21-2.63+-0.210.32+-0.232.32+-0.21Ti
Cr I3...-0.49+-0.242.23+-0.23-3.41+-0.23-0.46+-0.242.23+-0.23Cr I
Mn I3...-0.82+-0.231.62+-0.21-3.81+-0.21-0.86+-0.231.62+-0.21Mn I
Fe51...0.00+-0.224.55+-0.19-2.95+-0.190.00+-0.224.55+-0.19Fe
Co I6...0.11+-0.242.09+-0.22-2.90+-0.220.05+-0.242.09+-0.22Co I
Ni I4...0.02+-0.273.32+-0.28-2.90+-0.280.05+-0.273.32+-0.28Ni I
Sr2...-0.35+-0.32-0.32+-0.34-3.19+-0.34-0.24+-0.32-0.32+-0.34Sr
Y II2...-0.59+-0.24-1.30+-0.24-3.51+-0.24-0.56+-0.24-1.30+-0.24Y II
Ba II1...-0.86+-0.24-1.67+-0.23-3.85+-0.23-0.90+-0.24-1.67+-0.23Ba II

Position

Right Ascension : 12 57 12.91 Declination : -00 06 39.5 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 54 N/A 168.5

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-3.09-0.155.43-3.00-0.065.43C
FeN/A-2.94......-2.94...4.56Fe

Position

Right Ascension : 12 57 12.91 Declination : -00 06 39.5 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