BD-20_6008

taken from 2 paper(s):

/B.W.Carney et al.(2003)/ /I.U.Roederer et al.(2014)/

B.W.Carney et al.,AJ, 125, 293, 2003(ADS)

Spectroscopic Binaries, Velocity Jitter, and Rotation in Field Metal-poor Red Giant and Red Horizontal-Branch Stars


Stellar Parameters

Teff : 4550 log g : 1.3

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
FeN/A-2.63......-2.63...4.87Fe

Binary Parameters

Vrad 22.28

Position

Right Ascension : 20 42 48.70 Declination : -20 00 39.0 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 2445917.73080 WYETH N/A N/A N/A 23.15+-0.82
N/A 2445952.58816 WYETH N/A N/A N/A 21.99+-0.70
N/A 2446283.69576 WYETH N/A N/A N/A 21.63+-0.62
N/A 2446612.80743 WYETH N/A N/A N/A 21.33+-0.63
N/A 2447012.75938 WYETH N/A N/A N/A 22.12+-0.58
N/A 2447693.94518 TILLINGHAST N/A N/A N/A 23.44+-0.44
N/A 2448789.91111 TILLINGHAST N/A N/A N/A 22.47+-0.52
N/A 2449137.97521 TILLINGHAST N/A N/A N/A 22.92+-0.49
N/A 2449144.93944 TILLINGHAST N/A N/A N/A 23.46+-0.55
N/A 2450634.82311 WYETH N/A N/A N/A 21.38+-0.55
N/A 2450667.71929 WYETH N/A N/A N/A 22.05+-0.85
N/A 2450710.57950 WYETH N/A N/A N/A 21.38+-0.61

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 : 4540+-33 log g : 0.65+-0.16 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......<0.05<-3.21<-0.21<0.05Li I
CH1...-0.43+-0.254.95-3.48-0.48+-0.254.95CH
NH1...0.85+-0.365.63-2.200.80+-0.365.63NH
O I4...<0.52<6.21<-2.48<0.52<6.21O I
Mg I7...0.53+-0.165.13-2.470.53+-0.165.13Mg I
Al I1...-0.44+-0.283.01-3.44-0.44+-0.283.01Al I
K I1...0.32+-0.182.35-2.680.32+-0.182.35K I
Ca I11...0.44+-0.173.78-2.560.44+-0.173.78Ca I
Sc II6...-0.04+-0.150.06-3.09-0.09+-0.150.06Sc II
Ti I18...0.09+-0.142.04-2.910.09+-0.142.04Ti I
Ti II27...0.33+-0.142.23-2.720.28+-0.142.23Ti II
V I1...-0.31+-0.170.62-3.31-0.31+-0.170.62V I
V II2...0.15+-0.231.03-2.900.10+-0.231.03V II
Cr I10...-0.29+-0.142.35-3.29-0.29+-0.142.35Cr I
Cr II2...0.18+-0.152.77-2.870.13+-0.152.77Cr II
Mn I6...-0.49+-0.151.94-3.49-0.49+-0.151.94Mn I
Fe I86-3.00+-0.15...4.50-3.00+-0.15...4.50Fe I
Fe II8-3.05+-0.15...4.45-3.05+-0.15...4.45Fe II
Co I2...-0.11+-0.271.88-3.11-0.11+-0.271.88Co I
Ni I7...0.00+-0.183.22-3.000.00+-0.183.22Ni I
Cu I1...<-0.38<0.81<-3.38<-0.38<0.81Cu I
Zn I2...0.20+-0.141.76-2.800.20+-0.141.76Zn I
Rb I1...<1.99<1.51<-0.85<2.15<1.51Rb I
Sr II2...-0.04+-0.19-0.22-3.09-0.09+-0.19-0.22Sr II
Y II5...-0.37+-0.16-1.21-3.42-0.42+-0.16-1.21Y II
Zr II3...0.05+-0.15-0.41-2.990.01+-0.15-0.41Zr II
Nb II1...<1.64<0.05<-1.41<1.59<0.05Nb II
Mo I1...<0.54<-0.58<-2.46<0.54<-0.58Mo I
Ba II3...-0.35+-0.15-1.22-3.40-0.40+-0.15-1.22Ba II
La II3...-0.16+-0.16-2.10-3.20-0.20+-0.16-2.10La II
Ce II2...-0.18+-0.16-1.65-3.23-0.23+-0.16-1.65Ce II
Pr II2...0.22+-0.16-2.11-2.830.17+-0.16-2.11Pr II
Nd II1...-0.24+-0.15-1.87-3.29-0.29+-0.15-1.87Nd II
Sm II2...0.04+-0.19-2.05-3.01-0.01+-0.19-2.05Sm II
Eu II2...-0.06+-0.16-2.59-3.11-0.11+-0.16-2.59Eu II
Gd II2...<0.56<-1.42<-2.49<0.51<-1.42Gd II
Tb II3...<0.49<-2.26<-2.58<0.42<-2.26Tb II
Dy II1...-0.12+-0.16-2.07-3.17-0.17+-0.16-2.07Dy II
Er II1...0.07+-0.21-2.06-2.980.02+-0.21-2.06Er II
Tm II2...<0.67<-2.28<-2.40<0.60<-2.28Tm II
Yb II1...-0.23+-0.18-2.36-3.28-0.28+-0.18-2.36Yb II
Hf II1...<0.91<-1.29<-2.00<1.00<-1.29Hf II
Pb I1...<1.42<0.46<-1.58<1.42<0.46Pb I
Th II3...<0.57<-2.42<-2.48<0.52<-2.42Th II

Binary Parameters

Binarity Negative
Vrad 23

Position

Right Ascension : 20 42 48.70 Declination : -20 00 39.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2009-09-05-05:45 2455079.744 MIKELCO 41000 55-200 550 23