HD200654

taken from 6 paper(s):

/A.McWilliam et al.(1995)/ /A.McWilliam et al.(1995)/ /A.E.GarciaPerez and F. Primas(2006)/ /K.Jonsell et al.(2005)/ /A.E.GarciaPerez et al.(2006)/ /I.U.Roederer et al.(2014)/

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

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


Position

Right Ascension : 21 06 34.70 Declination : -49 57 50.0 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 : 5160 log g : 2.55+-0.26 vturb : 1.69+-0.11

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...0.16...-2.530.125.90C
NaN/A...-0.03...-2.76-0.113.48Na
MgN/A...0.33...-2.510.145.09Mg
CaN/A...0.45...-2.350.303.99Ca
Fe IN/A-2.82......-2.65...4.85Fe I
Fe IIN/A-2.83......-2.66...4.84Fe II
NiN/A...-0.05...-2.84-0.193.38Ni
SrN/A...-0.45...-3.24-0.59-0.37Sr
BaN/A...-0.63...-3.50-0.85-1.32Ba

Position

Right Ascension : 21 06 34.70 Declination : -49 57 50.0 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

A.E.GarciaPerez et al.,AAP, 447, 299, 2006(ADS)

Li and Be depletion in metal-poor subgiants


Stellar Parameters

Teff : 5292 log g : 2.86+-0.35 vturb : 1.5

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......1.09+-0.10-2.17+-0.100.56+-0.101.09+-0.10Li I
Be IIN/A......<-2.06+-0.17<-3.44+-0.17<-0.71+-0.17<-2.06+-0.17Be II
FeN/A-2.73......-2.73...4.77Fe

Position

Right Ascension : 21 06 34.70 Declination : -49 57 50.0 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 55000 100-500 N/A N/A

K.Jonsell et al.,AAP, 440, 321, 2005(ADS)

Chemical abundances in 43 metal-poor stars


Stellar Parameters

Teff : 5340 log g : 2.96 vturb : 1.5

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
Mg IN/A...0.64...-2.370.625.23Mg I
Ca IN/A...0.70...-2.270.724.07Ca I
FeN/A-2.99......-2.99...4.51Fe
Ba IIN/A...-0.73...-3.77-0.78-1.59Ba II

Position

Right Ascension : 21 06 34.70 Declination : -49 57 50.0 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 CATCESESO 60000 200 N/A N/A

A.E.GarciaPerez et al.,AAP, 451, 621, 2006(ADS)

Oxygen abundances in metal-poor subgiants as determined from [O I], O I and OH lines


Stellar Parameters

Teff : 5292 log g : 2.86+-0.35 vturb : 1.5

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
O IN/A...<0.74...<-1.94<0.79<6.75O I
OHN/A...0.84...-1.840.896.85OH
Fe IIN/A-2.73+-0.08......-2.73+-0.08...4.77+-0.08Fe II

Binary Parameters

Vrad -46.1

Position

Right Ascension : 21 06 34.70 Declination : -49 57 50.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2000-10 N/A VLT 55000 250 N/A N/A

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 : 5080+-36 log g : 2.25+-0.14 vturb : 1.35+-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......0.83-2.430.700.83Li I
CH1...0.31+-0.255.68-2.750.38+-0.255.68CH
NH1...-0.40+-0.364.37-3.46-0.33+-0.364.37NH
O I3...<1.04<6.60<-2.09<1.04<6.60O I
Mg I8...0.50+-0.154.98-2.620.51+-0.154.98Mg I
Al I1...-0.66+-0.282.66-3.79-0.66+-0.282.66Al I
K I1...0.37+-0.182.27-2.760.37+-0.182.27K I
Ca I12...0.47+-0.173.68-2.660.47+-0.173.68Ca I
Sc II8...0.06+-0.160.15-3.000.13+-0.160.15Sc II
Ti I18...0.25+-0.152.08-2.870.26+-0.152.08Ti I
Ti II32...0.25+-0.162.14-2.810.32+-0.162.14Ti II
V I1...0.10+-0.180.90-3.030.10+-0.180.90V I
V II2...0.12+-0.270.99-2.940.19+-0.270.99V II
Cr I10...-0.20+-0.172.32-3.32-0.19+-0.172.32Cr I
Cr II3...0.06+-0.192.64-3.000.13+-0.192.64Cr II
Mn I5...-0.34+-0.161.96-3.47-0.34+-0.161.96Mn I
Mn II3...-0.40+-0.211.97-3.46-0.33+-0.211.97Mn II
Fe I119-3.13+-0.15...4.37-3.13+-0.15...4.37Fe I
Fe II11-3.06+-0.16...4.44-3.06+-0.16...4.44Fe II
Co I10...0.13+-0.211.99-3.000.13+-0.211.99Co I
Ni I11...0.13+-0.223.22-3.000.13+-0.223.22Ni I
Zn I2...0.32+-0.171.76-2.800.33+-0.171.76Zn I
Rb I1...<2.68<2.07<-0.29<2.84<2.07Rb I
Sr II2...-0.19+-0.23-0.38-3.25-0.12+-0.23-0.38Sr II
Y II2...-0.69+-0.20-1.54-3.75-0.62+-0.20-1.54Y II
Zr II1...-0.23+-0.17-0.71-3.29-0.16+-0.17-0.71Zr II
Nb II1...<1.56<-0.04<-1.50<1.63<-0.04Nb II
Mo I1...<0.79<-0.46<-2.34<0.79<-0.46Mo I
Tc I1......<0.00<0.00<3.13<0.00Tc I
Sn I1...<2.01<0.95<-1.12<2.01<0.95Sn I
Ba II2...-1.10+-0.16-1.98-4.16-1.03+-0.16-1.98Ba II
La II1...<0.06<-1.90<-3.00<0.13<-1.90La II
Ce II5...<0.02<-1.46<-3.04<0.09<-1.46Ce II
Pr II1...<0.79<-1.55<-2.27<0.86<-1.55Pr II
Nd II5...<0.00<-1.64<-3.06<0.07<-1.64Nd II
Sm II2...<0.45<-1.65<-2.61<0.52<-1.65Sm II
Eu II1...<0.01<-2.53<-3.05<0.08<-2.53Eu II
Gd II3...<0.79<-1.20<-2.27<0.86<-1.20Gd II
Tb II3...<0.95<-1.81<-2.13<1.00<-1.81Tb II
Dy II1...<0.51<-1.45<-2.55<0.58<-1.45Dy II
Er II3...<0.32<-1.82<-2.74<0.39<-1.82Er II
Tm II2...<0.89<-2.07<-2.19<0.94<-2.07Tm II
Yb II1...-0.68+-0.46-2.82-3.74-0.61+-0.46-2.82Yb II
Hf II2...<1.22<-0.99<-1.70<1.43<-0.99Hf II
Pb I1...<1.58<0.49<-1.55<1.58<0.49Pb I
Th II3...<1.16<-1.84<-1.90<1.23<-1.84Th II

Binary Parameters

Binarity Negative
Vrad -44.9

Position

Right Ascension : 21 06 34.70 Declination : -49 57 50.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2003-05-24-10:27 2452783.938 MIKEBAADE 41000 240-520 200 -45.3
2005-05-30-10:29 2453520.94 MIKELCO 41000 240-520 100 -44.4