BD+08_2856: found in 3 paper(s).

Labels:

/J.A.Johnson(2002)/ /B.W.Carney et al.(2003)/ /J.A.Johnson and M. Bolte(2001)/

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A0031

Title ABUNDANCES OF 30 ELEMENTS IN 23 METAL-POOR STARS
ADS J.A.Johnson et al.,ApJS, 139, 219, 2002
Authors J. A. Carnegie Institute of Washington, CIW. Johnson

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
1997-06-20 N/A KECKHIRES 45000 200 2700 N/A
1999-03-08 N/A LICKHAMILTON 60000 45 3600 N/A
1997-06-20 N/A KECKHIRES 45000 200 2700 N/A
1999-03-08 N/A LICKHAMILTON 60000 45 3600 N/A
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination N/A
Right Ascension N/A

Photometric data

V 9.96
V-R 0.834
V-K 2.654
EB-V 0.00

Atmospheric data

Teff 4550
log g 0.70
vturb 2.20

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
Na I...-2.22+-0.28-0.12+-0.284.11+-0.28
Mg I...-1.47+-0.170.63+-0.176.11+-0.17
Al I...-2.49+-0.27-0.39+-0.273.98+-0.27
Si I...-1.56+-0.090.54+-0.095.99+-0.09
Ca I...-1.79+-0.120.31+-0.124.57+-0.12
Sc II...-2.07+-0.120.03+-0.121.10+-0.12
Ti I...-2.01+-0.190.09+-0.193.01+-0.19
Ti II...-1.82+-0.120.28+-0.123.20+-0.12
V I...-2.26+-0.18-0.16+-0.181.74+-0.18
V II...-2.03+-0.040.07+-0.041.97+-0.04
Cr I...-2.28+-0.17-0.18+-0.173.39+-0.17
Cr II...-1.85+-0.090.25+-0.093.82+-0.09
Mn I...-2.39+-0.13-0.29+-0.133.00+-0.13
Mn II...-2.17+-0.26-0.07+-0.263.22+-0.26
Fe I...-2.10+-0.19...5.40+-0.19
Fe II...-2.09+-0.11...5.41+-0.11
Co I...-2.00+-0.240.10+-0.242.92+-0.24
Ni I...-2.21+-0.17-0.11+-0.174.04+-0.17
Zn I...-2.01+-0.050.09+-0.052.59+-0.05
Y II...-2.39+-0.15-0.29+-0.15-0.15+-0.15
Zr II...-2.03+-0.090.07+-0.090.57+-0.09
Ba II...-2.20+-0.24-0.10+-0.24-0.07+-0.24
La II...-2.13+-0.09-0.03+-0.09-0.96+-0.09
Ce II...-2.23+-0.11-0.13+-0.11-0.65+-0.11
Pr II...-2.32+-0.13-0.22+-0.13-1.61+-0.13
Nd II...-1.95+-0.120.15+-0.12-0.45+-0.12
Sm II...-1.91+-0.110.19+-0.11-0.90+-0.11
Eu II...-1.67+-0.060.43+-0.06-1.16+-0.06
Gd II...-1.97+-0.220.13+-0.22-0.85+-0.22
Tb II...-1.74+-0.170.36+-0.17-1.84+-0.17
Dy II...-1.60+-0.120.50+-0.12-0.46+-0.12
Ho II...<-0.98<1.12<-0.72
Er II...-1.74+-0.090.36+-0.09-0.81+-0.09
Tm II...-1.71+-0.060.39+-0.06-1.71+-0.06
Yb II...-1.90+-0.300.20+-0.30-0.82+-0.30
Hf II...<-0.72<1.38<0.16
Os I...<-1.52<0.58<-0.07
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)


A0138

Title Spectroscopic Binaries, Velocity Jitter, and Rotation in Field Metal-poor Red Giant and Red Horizontal-Branch Stars
ADS B.W.Carney et al.,AJ, 125, 293, 2003
Authors B. W. Carney, D. W. Latham, R. P. Stefanik, J. B. Laird, J. A. Morse

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
N/A 2445742.93017 WYETH N/A N/A N/A 64.28+-0.48
N/A 2445753.84113 WYETH N/A N/A N/A 63.37+-0.56
N/A 2446513.79975 WYETH N/A N/A N/A 65.22+-0.57
N/A 2446834.92667 WYETH N/A N/A N/A 64.59+-0.64
N/A 2447198.87142 WYETH N/A N/A N/A 65.56+-0.87
N/A 2447221.96037 TILLINGHAST N/A N/A N/A 65.61+-0.53
N/A 2447642.92245 TILLINGHAST N/A N/A N/A 64.48+-0.44
N/A 2447668.69841 WYETH N/A N/A N/A 63.15+-0.58
N/A 2447695.76343 MMT N/A N/A N/A 63.59+-0.47
N/A 2447791.58342 MMT N/A N/A N/A 65.31+-0.40
N/A 2448699.76316 WYETH N/A N/A N/A 64.22+-0.70
N/A 2449065.87137 WYETH N/A N/A N/A 63.67+-0.46
N/A 2450640.62149 WYETH N/A N/A N/A 64.40+-0.48
N/A 2450824.96728 WYETH N/A N/A N/A 64.73+-0.55
N/A 2450858.94114 WYETH N/A N/A N/A 65.46+-0.54
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination +080133
Right Ascension 142358.1

Binarity

Vrad 64.51

Photometric data

V-R 0.834
V-K 2.69

Atmospheric data

Teff 4480
log g 1.1

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
Fe...-2.31...5.19
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)


A0186

Title Th Ages for Metal-poor Stars
ADS J.A.Johnson et al.,ApJ, 554, 888, 2001
Authors J. A. Johnson, M. Bolte

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Atmospheric data

Teff 4550
log g 0.70
vturb 2.20

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
Fe I...-2.12+-0.19...5.38+-0.19
Fe II...-2.11+-0.11...5.39+-0.11
Ba II...-2.20+-0.24-0.08+-0.24-0.07+-0.24
La II...-2.18+-0.09-0.06+-0.09-1.01+-0.09
Ce II...-2.20+-0.11-0.08+-0.11-0.62+-0.11
Pr II...-2.32+-0.13-0.20+-0.13-1.61+-0.13
Nd II...-1.95+-0.120.17+-0.12-0.45+-0.12
Sm II...-1.90+-0.110.22+-0.11-0.89+-0.11
Eu II...-1.67+-0.060.45+-0.06-1.16+-0.06
Gd II...-1.97+-0.210.15+-0.21-0.85+-0.21
Tb II...-1.85+-0.170.27+-0.17-1.95+-0.17
Dy II...-1.56+-0.120.56+-0.12-0.42+-0.12
Ho II...<-1.22<0.90<-0.96
Er II...-1.74+-0.090.38+-0.09-0.81+-0.09
Tm II...-1.84+-0.060.28+-0.06-1.84+-0.06
Yb II...-1.90+-0.300.22+-0.30-0.82+-0.30
Hf II...<-0.72<1.40<0.16
Os I...<-1.52<0.60<-0.07
Th II...-1.78+-0.100.34+-0.10-1.78+-0.10
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)