CS22891-184

taken from 2 paper(s):

/G.W.Preston et al.(2006)/ /I.U.Roederer et al.(2014)/


G.W.Preston et al.,AJ, 132, 85, 2006(ADS)

ATMOSPHERES, CHEMICAL COMPOSITIONS, AND EVOLUTIONARY HISTORIES OF VERY METAL-POOR RED HORIZONTAL-BRANCH STARS IN THE GALACTIC FIELD AND IN NGC 7078 (M15)


Stellar Parameters

Teff : 5600+-150 log g : 2.20+-0.3 vturb : 2.10+-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
CHN/A...0.01+-0.30...-2.33+-0.300.26+-0.306.10+-0.30CH
Mg I4...0.27+-0.13...-2.36+-0.130.23+-0.135.24+-0.13Mg I
Al I1...-0.84...-3.43-0.843.02Al I
Si I1...0.50...-2.070.525.44Si I
Ca I9...0.35+-0.15...-2.24+-0.150.35+-0.154.10+-0.15Ca I
Sc II4...-0.03+-0.06...-2.69+-0.06-0.10+-0.060.46+-0.06Sc II
Ti I5...0.30+-0.10...-2.27+-0.100.32+-0.102.68+-0.10Ti I
Ti II9...0.10+-0.07...-2.47+-0.070.12+-0.072.48+-0.07Ti II
V I2...0.03+-0.01...-2.51+-0.010.08+-0.011.42+-0.01V I
Cr I6...-0.24+-0.06...-2.82+-0.06-0.23+-0.062.82+-0.06Cr I
Cr II3...0.22+-0.13...-2.36+-0.130.23+-0.133.28+-0.13Cr II
Mn I3...-0.68+-0.03...-3.33+-0.03-0.74+-0.032.10+-0.03Mn I
Fe I116-2.61+-0.10......-2.59+-0.10...4.91+-0.10Fe I
Fe II12-2.48+-0.13......-2.46+-0.13...5.04+-0.13Fe II
Co I1...0.02...-2.66-0.072.33Co I
Sr II2...0.08+-0.02...-2.50+-0.020.09+-0.020.37+-0.02Sr II
Y II2...-0.46+-0.07...-3.04+-0.07-0.45+-0.07-0.83+-0.07Y II
Ba II4...-0.01+-0.06...-2.67+-0.06-0.08+-0.06-0.49+-0.06Ba II
La II2...-0.01+-0.30...-2.57+-0.300.02+-0.30-1.47+-0.30La II
Eu II2...0.15+-0.15...-2.47+-0.150.12+-0.15-1.95+-0.15Eu II

Binary Parameters

Vrad 28

Position

Right Ascension : 19 26 12.32 Declination : -60 34 06.3 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2003-04-08-0756 N/A MIKELCO 40000 200 7200 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 : 5530+-65 log g : 1.6+-0.45 vturb : 2.05+-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......<0.99<-2.27<0.41<0.99Li I
CH1...<0.34<6.10<-2.33<0.35<6.10CH
NH1...<1.14<6.30<-1.53<1.15<6.30NH
O I3...0.40+-0.186.41-2.280.40+-0.186.41O I
Mg I7...0.36+-0.175.28-2.320.36+-0.175.28Mg I
Al I2...-0.86+-0.202.91-3.54-0.86+-0.202.91Al I
Si I1...0.32+-0.315.15-2.360.32+-0.315.15Si I
Ca I14...0.37+-0.194.03-2.310.37+-0.194.03Ca I
Sc II4...-0.07+-0.160.41-2.74-0.06+-0.160.41Sc II
Ti I6...0.23+-0.172.50-2.450.23+-0.172.50Ti I
Ti II21...0.17+-0.162.45-2.500.18+-0.162.45Ti II
V II2...-0.01+-0.251.25-2.68-0.00+-0.251.25V II
Cr I4...-0.24+-0.172.72-2.92-0.24+-0.172.72Cr I
Cr II2...0.16+-0.163.13-2.510.17+-0.163.13Cr II
Mn I4...-0.31+-0.172.44-2.99-0.31+-0.172.44Mn I
Fe I105-2.68+-0.17...4.82-2.68+-0.17...4.82Fe I
Fe II10-2.67+-0.16...4.83-2.67+-0.16...4.83Fe II
Co I1...-0.20+-0.192.11-2.88-0.20+-0.192.11Co I
Ni I3...-0.07+-0.203.47-2.75-0.07+-0.203.47Ni I
Zn I2...<0.39<2.27<-2.29<0.39<2.27Zn I
Rb I1...<2.51<2.35<-0.01<2.67<2.35Rb I
Sr II2...0.17+-0.260.37-2.500.18+-0.260.37Sr II
Y II2...-0.65+-0.20-1.11-3.32-0.64+-0.20-1.11Y II
Zr II1...0.03+-0.16-0.06-2.640.04+-0.16-0.06Zr II
Mo I1...<1.78<0.98<-0.90<1.78<0.98Mo I
Tc I1......<1.23<1.23<3.91<1.23Tc I
Ba II3...-0.19+-0.16-0.68-2.86-0.18+-0.16-0.68Ba II
Ce II4...<0.29<-0.80<-2.38<0.30<-0.80Ce II
Pr II4...<0.82<-1.13<-1.85<0.83<-1.13Pr II
Nd II4...<0.38<-0.87<-2.29<0.39<-0.87Nd II
Sm II2...<0.89<-0.82<-1.78<0.90<-0.82Sm II
Eu II2...<0.28<-1.87<-2.39<0.29<-1.87Eu II
Gd II3...<1.09<-0.51<-1.58<1.10<-0.51Gd II
Tb II3...<1.25<-1.12<-1.44<1.24<-1.12Tb II
Dy II2...<0.58<-0.99<-2.09<0.59<-0.99Dy II
Er II3...<0.84<-0.91<-1.83<0.85<-0.91Er II
Tm II2...<1.17<-1.40<-1.52<1.16<-1.40Tm II
Yb II1...-0.19+-0.19-1.94-2.86-0.18+-0.19-1.94Yb II
Hf II2...<1.68<-0.14<-0.85<1.83<-0.14Hf II
Pb I1...<2.04<1.40<-0.64<2.04<1.40Pb I
Th II2...<1.53<-1.08<-1.14<1.54<-1.08Th II

Binary Parameters

Binarity Negative
Vrad 26.5

Position

Right Ascension : 19 26 12.32 Declination : -60 34 06.3 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2010-07-25-02:12 2455402.596 MIKELCO 41000 60-160 9000 26.5