HE0315+0000

taken from 4 paper(s):

/P.S.Barklem et al.(2005)/ /L.Zhang et al.(2011)/ /C.J.Hansen et al.(2012)/ /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 : 5013 log g : 2.11 vturb : 1.72

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...0.18+-0.285.84+-0.26-2.59+-0.260.14+-0.285.84+-0.26CH
Mg I7...0.26+-0.245.11+-0.18-2.49+-0.180.24+-0.245.11+-0.18Mg I
Ca I7...0.28+-0.253.91+-0.20-2.43+-0.200.30+-0.253.91+-0.20Ca I
Sc II4...0.13+-0.240.57+-0.23-2.58+-0.230.15+-0.240.57+-0.23Sc II
Ti15...0.26+-0.232.56+-0.21-2.39+-0.210.34+-0.232.56+-0.21Ti
Cr I2...-0.23+-0.272.71+-0.28-2.93+-0.28-0.20+-0.272.71+-0.28Cr I
Mn I3...-0.64+-0.232.02+-0.22-3.41+-0.22-0.68+-0.232.02+-0.22Mn I
Fe50...0.00+-0.224.77+-0.19-2.73+-0.190.00+-0.224.77+-0.19Fe
Co I6...0.22+-0.242.41+-0.22-2.58+-0.220.15+-0.242.41+-0.22Co I
Ni I4...0.34+-0.273.86+-0.29-2.36+-0.290.37+-0.273.86+-0.29Ni I
Sr2...-0.01+-0.280.23+-0.30-2.64+-0.300.09+-0.280.23+-0.30Sr
Y II3...-0.03+-0.25-0.52+-0.24-2.73+-0.240.00+-0.25-0.52+-0.24Y II
Zr II1...0.44+-0.260.31+-0.24-2.27+-0.240.46+-0.260.31+-0.24Zr II
Ba II1...0.34+-0.25-0.25+-0.26-2.43+-0.260.30+-0.25-0.25+-0.26Ba II
Eu II3...0.65+-0.25-1.57+-0.23-2.09+-0.230.64+-0.25-1.57+-0.23Eu II

Position

Right Ascension : 03 17 39.01 Declination : +00 11 04.5 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 43 N/A -120.8

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-2.570.165.95-2.480.255.95C
FeN/A-2.73......-2.73...4.77Fe

Position

Right Ascension : 03 17 39.01 Declination : +00 11 04.5 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

C.J.Hansen et al.,AAP, 545, A31, 2012(ADS)

Silver and palladium help unveil the nature of a second r-process


Stellar Parameters

Teff : 5200+-100 log g : 2.40+-0.25 vturb : 1.6+-0.15

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
FeN/A-2.59+-0.15......-2.59+-0.15...4.91+-0.15Fe
SrN/A...0.13+-0.12...-2.46+-0.120.13+-0.120.41+-0.12Sr
YN/A...0.08+-0.15...-2.51+-0.150.08+-0.15-0.30+-0.15Y
ZrN/A...0.30+-0.16...-2.29+-0.160.30+-0.160.29+-0.16Zr
EuN/A...0.70+-0.21...-1.89+-0.210.70+-0.21-1.37+-0.21Eu

Position

Right Ascension : 03 17 39.01 Declination : +00 11 04.5 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 40000 >100 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 : 5013 log g : 2.11 vturb : 1.72

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...0.18...-2.420.146.01C
FeN/A-2.73......-2.56...4.94Fe
EuN/A...0.65...-2.090.47-1.57Eu
ThN/A...<0.88<-1.76<-1.82<0.74<-1.76Th

Position

Right Ascension : 03 17 39.01 Declination : +00 11 04.5 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