CD-27_14351

taken from 2 paper(s):

/D.Karinkuzhi et al.(2017)/ /P.P.Goswami et al.(2021)/


D.Karinkuzhi et al.,ApJ, 834, 61, 2017(ADS)

Chemical Analysis of a Carbon-enhanced Very Metal-poor Star: CD-27 14351


Stellar Parameters

Teff : 4335 log g : 0.5 vturb : 2.42

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
C2N/A0.272.898.70+-0.200.272.908.70+-0.20C2
CNN/A-0.731.897.10+-0.20-0.731.907.10+-0.20CN
Na IN/A-1.351.274.89+-0.20-1.351.284.89+-0.20Na I
Mg IN/A-1.990.635.61+-0.40-1.990.645.61+-0.40Mg I
Ca IN/A-1.830.794.51+-0.18-1.830.804.51+-0.18Ca I
Ti IN/A-1.70.923.25+-0.18-1.700.933.25+-0.18Ti I
Ti IIN/A-1.740.833.21+-0.16-1.740.893.21+-0.16Ti II
Cr IN/A-2.8-0.182.84+-0.17-2.80-0.172.84+-0.17Cr I
Fe IN/A-2.63NAN4.87+-0.15-2.63NAN4.87+-0.15Fe I
Fe IIN/A-2.57NAN4.93+-0.09-2.57NAN4.93+-0.09Fe II
Sr IN/A-0.891.731.98+-0.20-0.891.741.98+-0.20Sr I
Y IIN/A-0.661.911.55+-0.20-0.661.971.55+-0.20Y II
Ba IIN/A-0.81.771.38+-0.20-0.801.831.38+-0.20Ba II
La IIN/A-11.570.10+-0.20-1.001.630.10+-0.20La II
Ce IIN/A-0.152.631.43+-0.30-0.152.481.43+-0.30Ce II
Nd IIN/A-1.471.1-0.05+-0.2-1.471.16-0.05+-0.2Nd II
Eu IIN/A-0.921.65-0.4+-0.2-0.921.71-0.4+-0.2Eu II

Isotopic Ratio

12C/13C 10.1

Binary Parameters

Vrad 61.1

Position

Right Ascension : 19 53 08.00 Declination : -27 28 15.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2000-07-14 N/A FEROSESO 48000 N/A N/A 61.1

P.P.Goswami et al.,AAP, 649, 49, 2021(ADS)

Spectroscopic study of CEMP-(s & r/s) stars. Revisiting classification criteria and formation scenarios, highlighting i-process nucleosynthesis


Stellar Parameters

Teff : 4320 log g : 0.5 vturb : 2.58

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/A0.272.988.70.272.998.7CH
C2N/A0.272.988.70.272.998.7C2
CNN/A-0.831.887-0.831.897CN
Na I2-1.33+-0.201.38+-0.204.91+-0.20-1.33+-0.201.39+-0.204.91+-0.20Na I
Mg I1-0.91.816.7-0.901.826.7Mg I
Ti I3-1.76+-0.200.95+-0.203.19+-0.20-1.76+-0.200.96+-0.203.19+-0.20Ti I
Ti II5-1.75+-0.130.96+-0.133.20+-0.13-1.75+-0.130.97+-0.133.20+-0.13Ti II
V IN/A-1.61.112.33-1.601.122.33V I
Cr I3-2.53+-0.180.18+-0.183.11+-0.18-2.53+-0.180.19+-0.183.11+-0.18Cr I
Fe I33-2.72+-0.16...4.78+-0.16-2.72+-0.16...4.78+-0.16Fe I
Fe II3-2.69+-0.07...4.81+-0.07-2.69+-0.07...4.81+-0.07Fe II
Sr IN/A-0.971.741.9-0.971.751.9Sr I
Y II3-0.74+-0.101.97+-0.101.47+-0.10-0.74+-0.101.98+-0.101.47+-0.10Y II
Zr I1-0.512.22.07-0.512.212.07Zr I
Zr II1-0.492.222.09-0.492.232.09Zr II
Ba IIN/A-0.89+-0.091.82+-0.091.29+-0.09-0.89+-0.091.83+-0.091.29+-0.09Ba II
La IIN/A-1.151.56-0.05-1.151.57-0.05La II
Ce II3-0.82+-0.161.89+-0.160.76+-0.16-0.82+-0.161.90+-0.160.76+-0.16Ce II
Pr II1-0.751.96-0.03-0.751.97-0.03Pr II
Nd II6-1.34+-0.161.37+-0.160.08+-0.16-1.34+-0.161.38+-0.160.08+-0.16Nd II
Eu IIN/A<-2.32<0.39<-1.80<-2.32<0.40<-1.80Eu II

Isotopic Ratio

12C/13C 5.5

Binary Parameters

Vrad 61.1+-0.50

Position

Right Ascension : 19 53 08.00 Declination : -27 28 14.97 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2000-07-14 N/A FEROSESO 48000 N/A 1200 61.1±0.50