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Table 3

Measured equivalent widths of the barium lines and the derived barium abundances in individual red giants in NGC 6752.

Star EW (585.4 nm), EW (614.2 nm), EW (649.7 nm), A(Ba)1D LTE, A(Ba)1D NLTE, [Ba/Fe]1D LTE, [Ba/Fe]1D NLTE,
pm pm pm dex dex dex dex
NGC 6752–1 8.21 12.54 12.87 0.92 0.63 0.28 –0.01
NGC 6752–2 8.43 12.45 12.08 0.91 0.65 0.28 0.02
NGC 6752–3 7.21 11.84 11.65 0.75 0.50 0.17 –0.08
NGC 6752–4 8.25 12.07 12.26 0.86 0.68 0.28 0.10
NGC 6752–6 8.23 11.96 12.80 0.87 0.60 0.28 0.01
NGC 6752–7 7.13 10.72 11.32 0.60 0.44 0.20 0.04
NGC 6752–8 7.01 11.29 11.37 0.84 0.72 0.27 0.15
NGC 6752–9 7.50 11.65 12.02 0.85 0.70 0.29 0.14
NGC 6752–10 7.57 11.58 12.16 0.87 0.67 0.26 0.06
NGC 6752–11 7.59 11.62 11.13 0.82 0.61 0.21 0.00
NGC 6752–12 7.01 11.44 11.34 0.76 0.61 0.19 0.04
NGC 6752–15 7.13 11.24 11.35 0.78 0.60 0.18 0.00
NGC 6752–16 7.36 11.51 11.59 0.80 0.58 0.26 0.04
NGC 6752–19 6.84 10.76 11.03 0.69 0.57 0.16 0.04
NGC 6752–20 6.77 11.16 10.81 0.87 0.75 0.26 0.14
NGC 6752–21 7.29 10.74 11.09 0.82 0.64 0.27 0.09
NGC 6752–23 7.17 10.71 11.21 0.88 0.72 0.28 0.12
NGC 6752–24 6.03 9.79 9.57 0.68 0.53 0.14 –0.01
NGC 6752–29 6.35 10.06 10.52 0.67 0.51 0.18 0.02
NGC 6752–30 6.39 9.92 10.57 0.82 0.66 0.29 0.13
mean 0.80 0.62 0.24 0.05
σ 0.09 0.08 0.05 0.06

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