HE0520-1748

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 : 5272 log g : 3.06 vturb : 1.46

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...0.45+-0.266.32+-0.25-2.11+-0.250.41+-0.266.32+-0.25CH
Mg I6...0.24+-0.235.30+-0.18-2.30+-0.180.22+-0.235.30+-0.18Mg I
Al I1...-1.07+-0.252.88+-0.23-3.57+-0.23-1.05+-0.252.88+-0.23Al I
Ca I8...0.26+-0.244.10+-0.20-2.24+-0.200.28+-0.244.10+-0.20Ca I
Sc II4...0.05+-0.260.70+-0.23-2.45+-0.230.07+-0.260.70+-0.23Sc II
Ti16...0.26+-0.242.75+-0.21-2.20+-0.210.32+-0.242.75+-0.21Ti
Cr I3...-0.09+-0.253.06+-0.24-2.58+-0.24-0.06+-0.253.06+-0.24Cr I
Mn I4...-0.21+-0.232.66+-0.20-2.77+-0.20-0.25+-0.232.66+-0.20Mn I
Fe52...0.00+-0.224.98+-0.18-2.52+-0.180.00+-0.224.98+-0.18Fe
Co I5...0.13+-0.252.53+-0.22-2.46+-0.220.06+-0.252.53+-0.22Co I
Ni I4...-0.07+-0.253.66+-0.25-2.56+-0.25-0.04+-0.253.66+-0.25Ni I
Sr2...-0.54+-0.33-0.09+-0.33-2.96+-0.33-0.44+-0.33-0.09+-0.33Sr
Y II2...-0.33+-0.26-0.61+-0.23-2.82+-0.23-0.30+-0.26-0.61+-0.23Y II
Ba II1...-0.58+-0.26-0.98+-0.24-3.16+-0.24-0.64+-0.26-0.98+-0.24Ba II

Position

Right Ascension : 05 22 25.86 Declination : -17 46 06.9 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 72 N/A 1.3

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-2.120.406.40-2.030.496.40C
FeN/A-2.52......-2.52...4.98Fe

Position

Right Ascension : 05 22 25.86 Declination : -17 46 06.9 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 : 5272 log g : 3.06 vturb : 1.46

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...0.45...-1.940.416.49C
FeN/A-2.52......-2.35...5.15Fe
ThN/A...<0.61<-1.82<-1.88<0.47<-1.82Th

Position

Right Ascension : 05 22 25.86 Declination : -17 46 06.9 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