BD+31_3025: found in 1 paper(s).

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/R.G.Gratton et al.(2003)/

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A0135

Title Abundances for metal-poor stars with accurate parallaxes
ADS R.G.Gratton et al.,AAP, 404, 187, 2003
Authors R. G. Gratton, E. Carretta, R. Claudi, S. Lucatello, M. Barbieri

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
N/A N/A KECKNIRSPEC 50000 >100 N/A -73.4
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination 310334
Right Ascension 172642

Photometric data

V 9.67
B-V 0.71

Atmospheric data

Teff 5360
log g 4.38

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
O I...-0.05+-0.0690.44+-0.0698.82+-0.069
Na I...-0.45+-0.0540.04+-0.0545.88+-0.054
Mg I...-0.12+-0.0550.37+-0.0557.46+-0.055
Si I...-0.29+-0.0480.2+-0.0487.26+-0.048
Ca I...-0.23+-0.0330.26+-0.0336.13+-0.033
Ti I...-0.12+-0.030.37+-0.034.90+-0.03
Ti II...-0.17+-0.0480.32+-0.0484.85+-0.048
Fe I...-0.49+-0.051...7.01+-0.051
Fe II...-0.54+-0.066...6.96+-0.066
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)