HD187216

taken from 2 paper(s):

/T.Kipper and U. G. NielsBohrInst.. Jorgensen(1994)/ /A.Susmitha et al.(2021)/


T.Kipper et al.,AAP, 290, 148, 1994(ADS)

Chemical composition of the metal-poor carbon star HD 187216


Stellar Parameters

Teff : 3500 log g : 0.4 vturb : 3

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
LiN/A...1.90.0-3.26-0.780.0Li
CN/A...1.37.33+-0.10-1.10+-0.101.387.33+-0.10C
NN/A...0.25.60+-0.20-2.23+-0.200.255.60+-0.20N
NaN/A...0.03.7-2.54-0.063.7Na
MgN/A...0.15.2-2.400.085.2Mg
AlN/A...-0.34.7-1.750.734.7Al
CaN/A...1.24.9-1.441.044.9Ca
ScN/A...1.62.1-1.051.432.1Sc
TiN/A...-0.51.9-3.05-0.571.9Ti
VN/A...-0.41.7-2.230.251.7V
CrN/A...-1.02.1-3.54-1.062.1Cr
MnN/A...0.94.7-0.731.754.7Mn
FeN/A-2.48...5.02-2.48...5.02Fe
CoN/A...0.12.5-2.49-0.012.5Co
NiN/A...0.44.1-2.120.364.1Ni
YN/A...1.51.0-1.211.271.0Y
ZrN/A...1.31.5-1.081.401.5Zr
NbN/A...1.61.0-0.462.021.0Nb
MoN/A...1.71.3-0.581.901.3Mo
RuN/A...1.60.9-0.851.630.9Ru
BaN/A...2.52.0-0.182.302.0Ba
LaN/A...2.71.20.102.581.2La
CeN/A...3.12.10.523.002.1Ce
PrN/A...3.01.20.482.961.2Pr
NdN/A...3.02.51.083.562.5Nd
SmN/A...3.01.10.142.621.1Sm
GdN/A...3.01.50.432.911.5Gd

Binary Parameters

Binarity Negative
Vrad -129.0

Position

Right Ascension : 19 24 18.35 Declination : +85 21 57.2 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
1992-07-12 N/A LYNX N/A 100 N/A N/A

A.Susmitha et al.,MNRAS, 506, 1962, 2021(ADS)

Optical and NIR spectroscopy of cool CEMP stars to probe the nucleosynthesis in low-mass AGB binary system


Stellar Parameters

Teff : 3920+-150 log g : 0.80+-0.25 vturb : 2.0+-0.2

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
Li IN/A...<0.00+-0.30...<0.00+-0.30<0.00+-0.30<3.26+-0.30Li I
C2N/A...1.45+-0.20...1.45+-0.201.45+-0.209.88+-0.20C2
CNN/A...0.93+-0.20...0.93+-0.200.93+-0.208.76+-0.20CN
[O I]N/A...0.05+-0.30...0.05+-0.300.05+-0.308.74+-0.30[O I]
Na IN/A...0.50+-0.20...0.50+-0.200.50+-0.206.74+-0.20Na I
Mg IN/A...0.30+-0.20...0.30+-0.200.30+-0.207.90+-0.20Mg I
Al IN/A...<-0.10+-0.30...<-0.10+-0.30<-0.10+-0.30<6.35+-0.30Al I
K IN/A...0.10+-0.20...0.10+-0.200.10+-0.205.13+-0.20K I
Ca IN/A...0.30+-0.30...0.30+-0.300.30+-0.306.64+-0.30Ca I
Sc IIN/A...0.90+-0.20...0.90+-0.200.90+-0.204.05+-0.20Sc II
Rb IN/A...<0.10+-0.20...<0.10+-0.20<0.10+-0.20<2.46+-0.20Rb I
Y IIN/A...0.80+-0.20...0.80+-0.200.80+-0.203.01+-0.20Y II
Zr IIN/A...1.50+-0.20...1.50+-0.201.50+-0.204.08+-0.20Zr II
Ba IIN/A...2.00+-0.20...2.00+-0.202.00+-0.204.18+-0.20Ba II
La IIN/A...2.00+-0.20...2.00+-0.202.00+-0.203.10+-0.20La II
Ce IIN/A...1.90+-0.20...1.90+-0.201.90+-0.203.48+-0.20Ce II
Pr IIN/A...1.98+-0.20...1.98+-0.201.98+-0.202.70+-0.20Pr II
Nd IIN/A...1.66+-0.20...1.66+-0.201.66+-0.203.08+-0.20Nd II
Sm IIN/A...1.64+-0.20...1.64+-0.201.64+-0.202.60+-0.20Sm II
Eu IIN/A...1.66+-0.20...1.66+-0.201.66+-0.202.18+-0.20Eu II

Isotopic Ratio

12C/13C 6+-6

Binary Parameters

Vrad -122.4

Position

Right Ascension : 19 24 18.35 Declination : +85 21 57.19 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2458576.35302417 HCTHESP 30000 51.6 2700 -122.4