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Table 4

Uncertainties on the derived [O/Fe] and [Zn/Fe] values for model changes of Δ Teff   =  150, 200 K, Δ log g  =   + 0.2, 0.4, Δ vt = +0.1, 0.2, 0.3 km s−1, for UVES and GIRAFFE data respectively, and corresponding total error, applied to the stellar parameters Teff, log g, [Fe/H], vt of stars BW-b6 (4200 K, 1.7, −0.25, 1.3 km s−1), and B6-b3 (4700 K, 2.0, 0.10, 1.6 km s−1).

Star Element Δ Teff Δ log g Δvt Continuum
(+150 K) (+0.2) (+0.1 km s−1) (parameters) (final)
UVES [C/Fe](CI) +0.00 +0.00 +0.00 +0.00 ±0.02 0.02
BW-b6 [C/Fe](CH) +0.00 +0.00 +0.00 +0.00 ±0.05 0.05
[N/Fe] −0.08 +0.02 +0.00 +0.08 ±0.02 0.08
[O/Fe] +0.00 +0.02 +0.00 +0.02 ±0.05 0.05
[Zn/Fe] −0.08 +0.06 +0.00 +0.10 ±0.05 0.11

ΔTeff Δlog g Δvt Continuum
(+200 K) (+0.4) (+0.2 km s−1) (parameters) (final)

GIRAFFE [C/Fe](CI) +0.00 +0.00 +0.00 +0.00 ±0.05 0.05
BW-b6 [C/Fe](CH) +0.00 +0.00 +0.00 +0.00 ±0.05 0.05
[N/Fe] −0.10 +0.05 +0.00 +0.11 ±0.02 0.07
[O/Fe] +0.00 +0.05 +0.00 +0.05 ±0.05 0.07
[Zn/Fe] −0.10 +0.12 +0.00 +0.16 ±0.05 0.17
ΔTeff Δlog g Δvt Continuum
(−150 K) (+0.2) (+0.1 km s−1) (parameters) (final)

UVES [C/Fe](CI) +0.08 +0.00 +0.00 +0.08 ±0.02 0.08
B6-b3 [C/Fe](CH) +0.00 +0.00 +0.00 +0.00 ±0.05 0.05
[N/Fe] +0.08 +0.00 +0.00 +0.08 ±0.02 0.08
[O/Fe] +0.00 +0.03 +0.00 +0.03 ±0.05 0.06
[Zn/Fe] −0.05 +0.03 +0.00 +0.06 ±0.05 0.08

Δ Teff Δ log g Δvt Continuum
(−200 K) (+0.4) (+0.2 km s−1) (parameters) (final)

GIRAFFE [C/Fe](CI) +0.10 +0.00 +0.00 +0.10 ±0.05 0.11
B6-b3 [C/Fe](CH) +0.00 +0.00 +0.00 +0.00 ±0.05 0.05
[N/Fe] +0.10 +0.00 +0.00 +0.10 ±0.02 0.10
[O/Fe] +0.00 +0.05 +0.00 +0.05 ±0.05 0.07
[Zn/Fe] −0.07 +0.06 +0.00 +0.09 ±0.05 0.10

Notes. The errors are given such as the difference is the amount needed to recover the correct fit.

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