CS22949-037

  • HE2323-0256 in J.G.Cohen+,ApJ, 672, 320, 2008

    • taken from 18 paper(s):

    /E.Depagne et al.(2002)/ /J.E.Norris et al.(2001)/ /R.Cayrel et al.(2004)/ /M.Spite et al.(2005)/ /J.E.Norris et al.(2002)/ /A.McWilliam et al.(1995)/ /A.McWilliam et al.(1995)/ /M.Spite et al.(2006)/ /S.M.Andrievsky et al.(2007)/ /S.M.Andrievsky et al.(2009)/ /S.M.Andrievsky et al.(2010)/ /M.Spite et al.(2011)/ /M.Spite et al.(2012)/ /I.U.Roederer et al.(2014)/ /I.U.Roederer et al.(2014)/ /F.Spite et al.(2018)/ /A.Arentsen et al.(2019)/ /K.A.Venn et al.(2004)/

    E.Depagne et al.,AAP, 390, 187, 2002(ADS)

    First Stars II. Elemental abundances in the extremely metal-poor star CS 22949–037 A diagnostic of early massive supernovae


    Stellar Parameters

    Teff : 4900 log g : 1.5 vturb : 1.8

    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-2.81.175.72-2.711.285.72C
    CNN/A-1.42.576.52-1.312.686.52CN
    O I1-1.991.986.84-1.852.146.84O I
    Na I2-1.88+-0.032.09+-0.033.8+-0.03-2.44+-0.031.55+-0.033.8+-0.03Na I
    Mg I4-2.41+-0.191.58+-0.195.17+-0.19-2.43+-0.191.56+-0.195.17+-0.19Mg I
    Al I2-4.13+-0.03-0.16+-0.032.34+-0.03-4.11+-0.03-0.12+-0.032.34+-0.03Al I
    Si I2-3.250.724.05-3.460.534.05Si I
    S I1-2.12+1.785.09-2.031.965.09S I
    K I2-4.06-0.090.89-4.14-0.150.89K I
    Ca I10-3.63+-0.170.35+-0.172.73+-0.17-3.61+-0.170.38+-0.172.73+-0.17Ca I
    Sc II5-3.87+-0.140.1+-0.14-0.7+-0.14-3.85+-0.140.14+-0.14-0.7+-0.14Sc II
    Ti I8-3.62+-0.090.35+-0.091.4+-0.09-3.55+-0.090.44+-0.091.4+-0.09Ti I
    Ti II21-3.61+-0.150.36+-0.151.41+-0.15-3.54+-0.150.45+-0.151.41+-0.15Ti II
    Cr I5-4.38+-0.1-0.41+-0.11.29+-0.1-4.35+-0.1-0.36+-0.11.29+-0.1Cr I
    Mn I2-4.78+-0.01-0.81+-0.010.61+-0.01-4.82+-0.01-0.83+-0.010.61+-0.01Mn I
    Fe I64-3.99+-0.11...3.51+-0.11-3.99+-0.11...3.51+-0.11Fe I
    Fe II6-3.94+-0.11...3.56+-0.11-3.94+-0.11...3.56+-0.11Fe II
    Co I4-3.64+-0.070.33+-0.071.28+-0.07-3.71+-0.070.28+-0.071.28+-0.07Co I
    Ni I3-4.06+-0.02-0.07+-0.022.19+-0.02-4.03+-0.02-0.04+-0.022.19+-0.02Ni I
    Zn I1-3.410.71.29-3.270.721.29Zn I
    Sr II2-3.64+-0.060.33+-0.06-0.72+-0.06-3.59+-0.060.40+-0.06-0.72+-0.06Sr II
    Y II3-4.04+-0.11-0.07+-0.11-1.8+-0.11-4.01+-0.11-0.02+-0.11-1.8+-0.11Y II
    Ba II4-4.55+-0.1-0.58+-0.1-2.42+-0.1-4.60+-0.1-0.61+-0.1-2.42+-0.1Ba II
    Sm II1-2.83+1.14-1.82-2.781.21-1.82Sm II
    Eu II1-3.93+0.04-3.42-3.940.05-3.42Eu II

    Binary Parameters

    Vrad -125.68+-0.2

    Position

    Right Ascension : 23 26 29.80 Declination : -02 39 58.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    2000-08-08-04:54:00 N/A VLT 45000 110-170 3600 -125.68+-0.2
    2000-08-08-05:57:00 N/A VLT 45000 110-170 3600
    2000-08-09-04:01:00 N/A VLT 45000 110-170 3600
    2000-08-09-05:04:00 N/A VLT 45000 110-170 3600 -125.64+-0.2
    2000-08-11-04:27:00 N/A VLT 45000 110-170 3600 -125.60+-0.2
    2000-08-11-05:36:00 N/A VLT 45000 110-170 3600
    2001-09-06-05:06:00 N/A VLT 45000 40-90 3600 -125.62+-0.2

    J.E.Norris et al.,ApJ, 561, 1034, 2001(ADS)

    EXTREMELY METAL-POOR STARS. VIII. HIGH-RESOLUTION, HIGH SIGNAL-TO-NOISE RATIO ANALYSIS OF FIVE STARS WITH [Fe/H]<=-3.5


    Stellar Parameters

    Teff : 4900 log g : 1.7 vturb : 2.0

    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
    CHN/A...1.05+-0.20...-2.50+-0.201.12+-0.205.93+-0.20CH
    CNN/A...2.70+-0.40...-0.93+-0.402.69+-0.406.90+-0.40CN
    Mg I5...1.22+-0.14...-2.59+-0.141.03+-0.145.01+-0.14Mg I
    Al I1...-0.43+-0.32...-4.20+-0.32-0.58+-0.322.25+-0.32Al I
    Si I2...1.04+-0.30...-2.71+-0.300.91+-0.304.80+-0.30Si I
    Ca I3...0.45+-0.21...-3.32+-0.210.30+-0.213.02+-0.21Ca I
    Sc II4...0.13+-0.20...-3.72+-0.20-0.10+-0.20-0.57+-0.20Sc II
    Ti I1...<0.02+-0.04...<-3.73+-0.04<-0.11+-0.04<1.22+-0.04Ti I
    Ti II18...0.35+-0.16...-3.40+-0.160.22+-0.161.55+-0.16Ti II
    V II1...<0.65+-0.19...<-3.07+-0.19<0.55+-0.19<0.86+-0.19V II
    Cr I3...-0.55+-0.17...-4.31+-0.17-0.69+-0.171.33+-0.17Cr I
    Mn I2...-0.92+-0.21...-4.75+-0.21-1.13+-0.210.68+-0.21Mn I
    Fe I61-3.79+-0.16......-3.62+-0.16...3.88+-0.16Fe I
    Fe II2-3.79+-0.29......-3.62+-0.29...3.88+-0.29Fe II
    Co I2...0.58+-0.21...-3.28+-0.210.34+-0.211.71+-0.21Co I
    Ni I4...0.06+-0.15...-3.70+-0.15-0.08+-0.152.52+-0.15Ni I
    Sr II2...0.10+-0.23...-3.66+-0.23-0.04+-0.23-0.79+-0.23Sr II
    Y II2...0.19+-0.25...-3.57+-0.250.05+-0.25-1.36+-0.25Y II
    Ba II1...-0.84+-0.32...-4.68+-0.32-1.06+-0.32-2.50+-0.32Ba II
    Eu II1...<0.93+-0.18...<-2.87+-0.18<0.75+-0.18<-2.35+-0.18Eu II

    Binary Parameters

    Vrad -125.7+-1.19

    Position

    Right Ascension : 23 26 29.80 Declination : -02 39 58.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    2000-09-05 N/A ANGLO 42000 N/A N/A -125.7+-1.19

    R.Cayrel et al.,AAP, 416, 1117, 2004(ADS)

    First stars V - Abundance patterns from C to Zn and supernova yields in the early Galaxy


    Stellar Parameters

    Teff : 4900 log g : 1.5 vturb : 1.8

    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
    CHN/A-2.801.175.72-2.711.285.72CH
    CNN/A-1.402.576.52-1.312.686.52CN
    [O I]N/A-1.991.986.78-1.912.086.78[O I]
    Na I2-2.531.443.80-2.441.553.80Na I
    Mg I7-2.41+-0.191.56+-0.195.17+-0.19-2.43+-0.191.56+-0.195.17+-0.19Mg I
    Al I2-4.13-0.172.34-4.11-0.122.34Al I
    Si I1-3.200.774.35-3.160.834.35Si I
    K I2-3.740.231.38-3.650.341.38K I
    Ca I10-3.63+-0.170.34+-0.172.73+-0.17-3.61+-0.170.38+-0.172.73+-0.17Ca I
    Sc II5-3.87+-0.140.09+-0.14-0.70+-0.14-3.85+-0.140.14+-0.14-0.70+-0.14Sc II
    Ti I8-3.62+-0.090.35+-0.091.40+-0.09-3.55+-0.090.44+-0.091.40+-0.09Ti I
    Ti II21-3.61+-0.150.36+-0.151.41+-0.15-3.54+-0.150.45+-0.151.41+-0.15Ti II
    Cr I5-4.38+-0.10-0.42+-0.101.29+-0.10-4.35+-0.10-0.36+-0.101.29+-0.10Cr I
    Mn I2-4.43-0.470.96-4.47-0.480.96Mn I
    Fe I64-3.99+-0.11-0.03+-0.113.51+-0.11-3.99+-0.11-0.03+-0.113.51+-0.11Fe I
    Fe II6-3.94+-0.110.02+-0.113.56+-0.11-3.94+-0.110.02+-0.113.56+-0.11Fe II
    Co I4-3.64+-0.070.33+-0.071.28+-0.07-3.71+-0.070.28+-0.071.28+-0.07Co I
    Ni I3-4.06+-0.02-0.10+-0.022.19+-0.02-4.03+-0.02-0.04+-0.022.19+-0.02Ni I
    Zn I1-3.310.661.29-3.270.721.29Zn I

    Binary Parameters

    Binarity Unknown

    Position

    Right Ascension : 23 26 29.80 Declination : -02 39 58.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    2000-08 N/A VLT 47000 110 30000 N/A
    2001-09 N/A VLT N/A N/A N/A N/A

    M.Spite et al.,AAP, 430, 655, 2005(ADS)

    First stars VI - Abundances of C, N, O, Li, and mixing in extremely metal-poor giants. Galactic evolution of the light elements


    Stellar Parameters

    Teff : 4900 log g : 1.5 vturb : 1.8

    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
    Li IN/A......<-0.30<-3.56<0.41<-0.30Li I
    CN/A-2.82+-0.10......-2.73+-0.101.24+-0.105.70+-0.10C
    NN/A-1.82......-1.732.246.10N
    [O I]N/A-1.99......-1.942.036.75[O I]
    FeN/A-3.97......-3.97...3.53Fe

    Position

    Right Ascension : 23 26 29.80 Declination : -02 39 58.0 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 47000 30 N/A N/A

    J.E.Norris et al.,ApJ, 569, L107, 2002(ADS)

    EXTREMELY METAL-POOR STARS. IX. CS 22949-037 AND THE ROLE OF HYPERNOVAE


    Stellar Parameters

    Teff : 4900 log g : 1.70

    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...1.05...-2.621.175.81C
    CNN/A...2.3+-0.4...-1.35+-0.42.44+-0.46.48+-0.4CN
    FeN/A-3.79......-3.79...3.71Fe

    Position

    Right Ascension : 23 26 29.80 Declination : -02 39 58.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    2001-08-24 N/A ANGLO N/A N/A 300min N/A
    2001-07-28 N/A SUBARUEEV N/A N/A 165min N/A

    A.McWilliam et al.,AJ, 109, 2736, 1995(ADS)

    A Spectroscopic Analysis of 33 of the Most Metal-Poor Stars.I.


    Position

    Right Ascension : 23 26 29.80 Declination : -02 39 58.0 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 N/A FRUTTI 22000 N/A N/A N/A

    A.McWilliam et al.,AJ, 109, 2757, 1995(ADS)

    Spectroscopic Analysis of 33 of the Most Metal Poor Stars. II.


    Stellar Parameters

    Teff : 4810 log g : 2.10+-0.45 vturb : 2.09+-0.17

    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...0.88...-2.980.845.45C
    NaN/A...2.16...-1.742.084.50Na
    MgN/A...1.20...-2.811.014.79Mg
    CaN/A...0.90...-3.070.753.27Ca
    Fe IN/A-3.99......-3.82...3.68Fe I
    Fe IIN/A-3.99......-3.82...3.68Fe II
    SrN/A...0.42...-3.540.28-0.67Sr
    BaN/A...-0.16...-4.20-0.38-2.02Ba

    Position

    Right Ascension : 23 26 29.80 Declination : -02 39 58.0 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 FRUTTI 22000 N/A N/A N/A

    M.Spite et al.,AAP, 455, 291, 2006(ADS)

    First stars IX - Mixing in extremely metal-poor giants. Variation of the 12C/13C, [Na/Mg] and [Al/Mg] ratios


    Stellar Parameters

    Teff : 4900 log g : 1.5 vturb : 1.8

    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-2.72+-0.10......-2.63+-0.101.34+-0.105.80+-0.10C
    NN/A-1.72+-0.30......-1.63+-0.302.34+-0.306.20+-0.30N
    FeN/A-3.97......-3.97...3.53Fe

    Isotopic Ratio

    12C/13C 4+-2

    Position

    Right Ascension : 23 26 29.80 Declination : -02 39 58.0 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 47000 130 N/A N/A

    S.M.Andrievsky et al.,AAP, 464, 1081, 2007(ADS)

    NLTE determination of the sodium abundance in a homogeneous sample of extremely metal-poor stars


    Stellar Parameters

    Teff : 4900 log g : 1.5 vturb : 1.8

    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
    NaN/A-2.40+1.573.85-2.391.583.85Na
    FeN/A-3.97......-3.97...3.53Fe

    Position

    Right Ascension : 23 26 29.80 Declination : -02 39 58.0 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 43000 200 N/A N/A

    S.M.Andrievsky et al.,AAP, 494, 1083, 2009(ADS)

    Evolution of the barium abundance in the early Galaxy from a NLTE analysis of the Ba lines in a homogeneous sample of EMP stars


    Stellar Parameters

    Teff : 4900 log g : 1.5 vturb : 1.8

    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-3.97......-3.97...3.53Fe
    Ba1......-2.42-4.60-0.63-2.42Ba

    Position

    Right Ascension : 23 26 29.80 Declination : -02 39 58.0 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 45000 130 N/A N/A

    S.M.Andrievsky et al.,AAP, 509, A88, 2010(ADS)

    Non-LTE abundances of Mg and K in extremely metal-poor stars and the evolution of [O/Mg], [Na/Mg], [Al/Mg], and [K/Mg] in the Milky Way


    Stellar Parameters

    Teff : 4900 log g : 1.5 vturb : 1.8

    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
    MgN/A......5.07-2.531.445.07Mg
    KN/A......1.50-3.530.441.50K
    FeN/A-3.97......-3.97...3.53Fe

    Position

    Right Ascension : 23 26 29.80 Declination : -02 39 58.0 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 N/A VLT 45000 120 N/A N/A

    M.Spite et al.,AAP, 528, A9, 2011(ADS)

    First stars. XIV. Sulfur abundances in extremely metal-poor stars


    Stellar Parameters

    Teff : 4900 log g : 1.5 vturb : 1.8

    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
    S I2......<3.9<-3.22<0.75<3.9S I
    FeN/A-3.97......-3.97...3.53Fe

    Position

    Right Ascension : 23 26 29.80 Declination : -02 39 58.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    M.Spite et al.,AAP, 541, A143, 2012(ADS)

    NLTE determination of the calcium abundance and 3D corrections in extremely metal-poor stars


    Stellar Parameters

    Teff : 4900 log g : 1.5 vturb : 1.8

    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
    CaN/A-3.350.61...-3.330.643.01Ca
    FeN/A-3.97......-3.97...3.53Fe

    Position

    Right Ascension : 23 26 29.80 Declination : -02 39 58.0 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 45000 150 N/A N/A

    I.U.Roederer et al.,ApJ, 784, 158, 2014(ADS)

    Neutron-capture Nucleosynthesis in the First Stars


    Stellar Parameters

    Teff : 4630+-34 log g : 0.95+-0.13 vturb : 1.70+-0.06

    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
    Li I1......<0.13<-3.13<1.25<0.13Li I
    CH1...0.99+-0.255.21+-0.25-3.22+-0.251.16+-0.255.21+-0.25CH
    NH1...2.50+-0.366.12+-0.36-1.71+-0.362.67+-0.366.12+-0.36NH
    O I2...<2.39<6.70<-1.99<2.39<6.70O I
    Mg I7...1.56+-0.154.78+-0.15-2.82+-0.151.56+-0.154.78+-0.15Mg I
    Al I1...0.26+-0.292.33+-0.29-4.12+-0.290.26+-0.292.33+-0.29Al I
    Si I1...1.52+-0.284.65+-0.28-2.86+-0.281.52+-0.284.65+-0.28Si I
    Ca I9...0.67+-0.182.63+-0.18-3.71+-0.180.67+-0.182.63+-0.18Ca I
    Sc II5...-0.14+-0.16-1.20+-0.16-4.35+-0.160.03+-0.16-1.20+-0.16Sc II
    Ti I3...0.28+-0.170.85+-0.17-4.10+-0.170.28+-0.170.85+-0.17Ti I
    Ti II14...0.19+-0.150.94+-0.15-4.01+-0.150.37+-0.150.94+-0.15Ti II
    V II2...<0.46<0.19<-3.74<0.64<0.19V II
    Cr I4...-0.39+-0.150.87+-0.15-4.77+-0.15-0.39+-0.150.87+-0.15Cr I
    Mn I3...-0.64+-0.140.41+-0.14-5.02+-0.14-0.64+-0.140.41+-0.14Mn I
    Fe I58-4.38+-0.15...3.12+-0.15-4.38+-0.15...3.12+-0.15Fe I
    Fe II2-4.20+-0.16...3.30+-0.16-4.20+-0.16...3.30+-0.16Fe II
    Co I3...0.19+-0.180.81+-0.18-4.18+-0.180.20+-0.180.81+-0.18Co I
    Ni I6...0.10+-0.231.94+-0.23-4.28+-0.230.10+-0.231.94+-0.23Ni I
    Zn I2...<1.22<1.40<-3.16<1.22<1.40Zn I
    Rb I1...<3.51<1.65<-0.71<3.67<1.65Rb I
    Sr II2...0.31+-0.25-1.02+-0.25-3.89+-0.250.49+-0.25-1.02+-0.25Sr II
    Y II2...-0.25+-0.19-2.25+-0.19-4.46+-0.19-0.08+-0.19-2.25+-0.19Y II
    Zr II2...0.48+-0.19-1.15+-0.19-3.73+-0.190.65+-0.19-1.15+-0.19Zr II
    Nb II1...<2.64<-0.10<-1.56<2.82<-0.10Nb II
    Mo I1...<1.98<-0.52<-2.40<1.98<-0.52Mo I
    Sn I1...<3.21<0.90<-1.17<3.21<0.90Sn I
    Ba II2...-0.78+-0.16-2.80+-0.16-4.98+-0.16-0.60+-0.16-2.80+-0.16Ba II
    Ce II5...<0.74<-1.88<-3.46<0.92<-1.88Ce II
    Pr II4...<1.24<-2.24<-2.96<1.42<-2.24Pr II
    Nd II5...<0.65<-2.13<-3.55<0.83<-2.13Nd II
    Sm II2...<1.26<-1.98<-2.94<1.44<-1.98Sm II
    Eu II4...<0.51<-3.17<-3.69<0.69<-3.17Eu II
    Gd II1...<1.79<-1.34<-2.41<1.97<-1.34Gd II
    Tb II3...<1.48<-2.42<-2.74<1.64<-2.42Tb II
    Dy II3...<0.85<-2.25<-3.35<1.03<-2.25Dy II
    Ho II2...<1.36<-2.36<-2.83<1.55<-2.36Ho II
    Er II3...<1.19<-2.09<-3.01<1.37<-2.09Er II
    Tm II2...<1.48<-2.62<-2.74<1.64<-2.62Tm II
    Hf II2...<2.14<-1.21<-1.92<2.46<-1.21Hf II
    Ir I1...<2.33<-0.67<-2.05<2.33<-0.67Ir I
    Pb I1...<2.66<0.32<-1.72<2.66<0.32Pb I
    Th II2...<1.95<-2.19<-2.25<2.13<-2.19Th II

    Isotopic Ratio

    12C/13C >4

    Binary Parameters

    Vrad -125.3

    Position

    Right Ascension : 23 26 29.80 Declination : -02 39 58.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    2006-8-06-8:32 2453953.86 MIKELCO 41000 65-135 5000 -125.4
    2009-7-25-8:04 2455037.84 MIKELCO 41000 65-135 1350 -125.3

    I.U.Roederer et al.,AJ, 147, 136, 2014(ADS)

    A SEARCH FOR STARS OF VERY LOW METAL ABUNDANCE. VI. DETAILED ABUNDANCES OF 313 METAL-POOR STARS


    Stellar Parameters

    Teff : 4630+-34 log g : 0.95+-0.13 vturb : 1.7+-0.06

    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
    Li I1......<0.13<-3.13<1.25<0.13Li I
    CH1...0.99+-0.255.21-3.221.16+-0.255.21CH
    NH1...2.50+-0.366.12-1.712.67+-0.366.12NH
    O I2...<2.39<6.70<-1.99<2.39<6.70O I
    Mg I7...1.56+-0.154.78-2.821.56+-0.154.78Mg I
    Al I1...0.26+-0.292.33-4.120.26+-0.292.33Al I
    Si I1...1.52+-0.284.65-2.861.52+-0.284.65Si I
    Ca I9...0.67+-0.182.63-3.710.67+-0.182.63Ca I
    Sc II5...-0.14+-0.16-1.20-4.350.03+-0.16-1.20Sc II
    Ti I3...0.28+-0.170.85-4.100.28+-0.170.85Ti I
    Ti II14...0.19+-0.150.94-4.010.37+-0.150.94Ti II
    V II2...<0.46<0.19<-3.74<0.64<0.19V II
    Cr I4...-0.39+-0.150.87-4.77-0.39+-0.150.87Cr I
    Mn I3...-0.64+-0.140.41-5.02-0.64+-0.140.41Mn I
    Fe I58-4.38+-0.15...3.12-4.38+-0.15...3.12Fe I
    Fe II2-4.20+-0.16...3.30-4.20+-0.16...3.30Fe II
    Co I3...0.19+-0.180.81-4.180.20+-0.180.81Co I
    Ni I6...0.10+-0.231.94-4.280.10+-0.231.94Ni I
    Zn I2...<1.22<1.40<-3.16<1.22<1.40Zn I
    Rb I1...<3.51<1.65<-0.71<3.67<1.65Rb I
    Sr II2...0.31+-0.25-1.02-3.890.49+-0.25-1.02Sr II
    Y II2...-0.25+-0.19-2.25-4.46-0.08+-0.19-2.25Y II
    Zr II2...0.48+-0.19-1.15-3.730.65+-0.19-1.15Zr II
    Nb II1...<2.64<-0.10<-1.56<2.82<-0.10Nb II
    Mo I1...<1.98<-0.52<-2.40<1.98<-0.52Mo I
    Sn I1...<3.21<0.90<-1.17<3.21<0.90Sn I
    Ba II2...-0.78+-0.16-2.80-4.98-0.60+-0.16-2.80Ba II
    Ce II5...<0.74<-1.88<-3.46<0.92<-1.88Ce II
    Pr II4...<1.24<-2.24<-2.96<1.42<-2.24Pr II
    Nd II5...<0.65<-2.13<-3.55<0.83<-2.13Nd II
    Sm II2...<1.26<-1.98<-2.94<1.44<-1.98Sm II
    Eu II4...<0.51<-3.17<-3.69<0.69<-3.17Eu II
    Gd II1...<1.79<-1.34<-2.41<1.97<-1.34Gd II
    Tb II3...<1.48<-2.42<-2.74<1.64<-2.42Tb II
    Dy II3...<0.85<-2.25<-3.35<1.03<-2.25Dy II
    Ho II2...<1.36<-2.36<-2.83<1.55<-2.36Ho II
    Er II3...<1.19<-2.09<-3.01<1.37<-2.09Er II
    Tm II2...<1.48<-2.62<-2.74<1.64<-2.62Tm II
    Hf II2...<2.14<-1.21<-1.92<2.46<-1.21Hf II
    Ir I1...<2.33<-0.67<-2.05<2.33<-0.67Ir I
    Pb I1...<2.66<0.32<-1.72<2.66<0.32Pb I
    Th II2...<1.95<-2.19<-2.25<2.13<-2.19Th II

    Binary Parameters

    Binarity Negative
    Vrad -125.4

    Position

    Right Ascension : 23 26 29.80 Declination : -02 39 58.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    2006-08-06-08:32 2453953.86 MIKELCO 41000 65-135 5000 -125.4
    2009-07-25-08:04 2455037.84 MIKELCO 41000 65-135 1350 -125.3

    F.Spite et al.,AAP, 611, A30, 2018(ADS)

    Abundance patterns of the light neutron-capture elements in very and extremely metal-poor stars


    Stellar Parameters

    Teff : 4900+-100 log g : 1.5+-0.2 vturb : 1.8+-2

    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-3.97......-3.97...3.53Fe
    SrN/A...0.12+-0.2-0.95+-0.2-3.82+-0.20.15+-0.2-0.95+-0.2Sr
    YN/A...-0.03+-0.2-1.80+-0.2-4.01+-0.2-0.04+-0.2-1.80+-0.2Y
    ZrN/A...0.53+-0.2-0.87+-0.2-3.45+-0.20.52+-0.2-0.87+-0.2Zr
    MoN/A...1.33+-0.25-0.70+-0.25-2.58+-0.251.39+-0.25-0.70+-0.25Mo
    PdN/A...1.10+-0.25-1.20+-0.25-2.77+-0.251.20+-0.25-1.20+-0.25Pd
    BaN/A...-0.73-2.52-4.70-0.73-2.52Ba

    Position

    Right Ascension : 23 26 29.80 Declination : -02 39 58.03 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 47000 135 N/A N/A

    A.Arentsen et al.,AAP, 621, A108, 2019(ADS)

    Binarity among CEMP-no stars: an indication of multiple formation pathways?


    Stellar Parameters

    Teff : 4630 log g : 1.0

    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...1.165.97-2.461.925.97C
    FeN/A-4.38......-4.38...3.12Fe
    BaN/A...-0.6...-4.98-0.60-2.80Ba

    Binary Parameters

    Binarity Negative
    Vrad -125.74+-0.29

    Position

    Right Ascension : 23 26 29.8 Declination : -02 39 58 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    2013-08-17-004311 2456521.53 GECKOCFHT 68000 N/A N/A -126.1+-0.44
    2013-08-28-005736 2456532.54 GECKOCFHT 68000 N/A N/A -126.12+-0.41
    2013-09-14-000000 2456549.5 GECKOCFHT 68000 N/A N/A -126.05+-0.56
    2014-06-08-020935 2456816.59 GECKOCFHT 68000 N/A N/A -125.67+-0.32
    2014-06-16-005736 2456824.54 GECKOCFHT 68000 N/A N/A -126.1+-0.36

    K.A.Venn et al.,AJ, 128, 1177, 2004(ADS)

    Stellar Chemical Signatures and Hierarchical Galaxy Formation


    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
    NaN/A...2.16...-1.742.254.50Na
    MgN/A...1.2...-2.811.184.79Mg
    CaN/A...0.9...-3.070.923.27Ca
    TiN/A...0.53...-3.390.601.56Ti
    FeN/A-3.99......-3.99...3.51Fe
    BaN/A...-0.28...-4.32-0.33-2.14Ba

    Position

    Right Ascension : 23 26 29.80 Declination : -02 39 58.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log