HE2258-3456

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 : 4988 log g : 1.55 vturb : 2.00

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...-0.20+-0.305.22+-0.26-3.21+-0.26-0.24+-0.305.22+-0.26CH
Mg I5...0.24+-0.234.85+-0.18-2.75+-0.180.22+-0.234.85+-0.18Mg I
Al I1...-0.98+-0.272.53+-0.24-3.92+-0.24-0.95+-0.272.53+-0.24Al I
Ca I7...0.19+-0.253.58+-0.20-2.76+-0.200.21+-0.253.58+-0.20Ca I
Sc II4...-0.09+-0.240.11+-0.23-3.04+-0.23-0.07+-0.240.11+-0.23Sc II
Ti12...0.06+-0.232.11+-0.21-2.84+-0.210.13+-0.232.11+-0.21Ti
Cr I3...-0.43+-0.232.27+-0.22-3.37+-0.22-0.40+-0.232.27+-0.22Cr I
Mn I3...-0.94+-0.241.48+-0.21-3.95+-0.21-0.98+-0.241.48+-0.21Mn I
Fe46...0.00+-0.224.53+-0.18-2.97+-0.180.00+-0.224.53+-0.18Fe
Co I5...0.02+-0.251.97+-0.22-3.02+-0.22-0.05+-0.251.97+-0.22Co I
Ni I4...-0.34+-0.232.95+-0.22-3.27+-0.22-0.30+-0.232.95+-0.22Ni I
Sr2...-1.03+-0.29-1.03+-0.31-3.90+-0.31-0.93+-0.29-1.03+-0.31Sr
Ba II1...-1.15+-0.25-1.99+-0.23-4.17+-0.23-1.20+-0.25-1.99+-0.23Ba II

Position

Right Ascension : 23 00 59.77 Declination : -34 40 41.7 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 51 N/A -229.0

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-3.16-0.195.36-3.07-0.105.36C
FeN/A-2.97......-2.97...4.53Fe

Position

Right Ascension : 23 00 59.77 Declination : -34 40 41.7 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