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Table 4.

Cluster average abundances (w.r.t. the Sun) and dispersions, weighted by the uncertainty.

Hyades
NGC 2632
Ruprecht 147
[X/H] F Dwarfs G Dwarfs K Giants F Dwarfs K Giants F Dwarfs G Dwarfs K Giants
Na I 0.09 ± 0.04 (23) 0.16 ± 0.04 (36) 0.46 ± 0.02 (3) 0.10 ± 0.05 (15) 0.49 ± 0.06 (3) 0.06 ± 0.04 (13) 0.10 ± 0.01 (4) 0.25 ± 0.01 (5)
Mg I 0.05 ± 0.04 (23) 0.00 ± 0.06 (36) 0.06 ± 0.03 (3) 0.12 ± 0.05 (15) 0.06 ± 0.03 (3) 0.07 ± 0.04 (14) 0.04 ± 0.04 (4) 0.01 ± 0.03 (5)
Al I 0.06 ± 0.03 (18) 0.14 ± 0.02 (36) 0.12 ± 0.03 (3) 0.08 ± 0.06 (15) 0.13 ± 0.02 (3) −0.03 ± 0.06 (15) 0.08 ± 0.03 (4) 0.08 ± 0.02 (5)
Si I 0.11 ± 0.04 (23) 0.15 ± 0.03 (24) 0.14 ± 0.02 (3) 0.13 ± 0.03 (15) 0.14 ± 0.02 (3) 0.03 ± 0.03 (14) 0.08 ± 0.02 (4) 0.11 ± 0.02 (5)
Ca I 0.11 ± 0.04 (22) 0.17 ± 0.03 (36) 0.08 ± 0.02 (3) 0.12 ± 0.05 (15) 0.09 ± 0.02 (3) 0.03 ± 0.03 (14) 0.10 ± 0.02 (4) −0.00 ± 0.04 (5)
Sc II 0.03 ± 0.06 (23) 0.12 ± 0.03 (35) 0.10 ± 0.02 (3) 0.06 ± 0.03 (15) 0.11 ± 0.02 (3) 0.00 ± 0.05 (14) 0.05 ± 0.03 (4) 0.01 ± 0.03 (5)
Ti I 0.06 ± 0.03 (18) 0.15 ± 0.02 (35) 0.08 ± 0.03 (3) 0.11 ± 0.04 (15) 0.07 ± 0.03 (3) −0.01 ± 0.01 (7) 0.06 ± 0.03 (4) −0.01 ± 0.03 (5)
Ti II 0.09 ± 0.04 (21) 0.13 ± 0.03 (36) 0.09 ± 0.01 (3) 0.15 ± 0.05 (14) 0.05 ± 0.02 (3) 0.01 ± 0.01 (5) 0.07 ± 0.02 (3) 0.00 ± 0.03 (5)
V I 0.05 ± 0.05 (17) 0.19 ± 0.03 (36) 0.16 ± 0.03 (3) 0.07 ± 0.04 (11) 0.16 ± 0.02 (3) −0.04 ± 0.02 (7) 0.09 ± 0.02 (4) 0.07 ± 0.03 (5)
Cr I 0.10 ± 0.04 (20) 0.19 ± 0.02 (33) 0.13 ± 0.02 (3) 0.12 ± 0.04 (13) 0.15 ± 0.02 (2) 0.03 ± 0.04 (12) 0.12 ± 0.01 (3) 0.04 ± 0.03 (5)
Mn I 0.04 ± 0.06 (21) 0.23 ± 0.05 (36) 0.05 ± 0.02 (3) 0.09 ± 0.04 (15) 0.04 ± 0.03 (3) −0.01 ± 0.05 (14) 0.07 ± 0.03 (4) −0.02 ± 0.03 (5)
Fe I 0.10 ± 0.05 (21) 0.15 ± 0.02 (35) 0.10 ± 0.02 (3) 0.14 ± 0.04 (14) 0.10 ± 0.03 (3) 0.04 ± 0.05 (11) 0.11 ± 0.02 (3) 0.02 ± 0.03 (5)
Fe II 0.15 ± 0.07 (23) 0.17 ± 0.03 (36) 0.06 ± 0.02 (3) 0.20 ± 0.04 (15) 0.03 ± 0.02 (3) 0.09 ± 0.05 (14) 0.11 ± 0.03 (4) −0.02 ± 0.05 (5)
Co I 0.08 ± 0.03 (18) 0.13 ± 0.02 (36) 0.15 ± 0.03 (3) 0.09 ± 0.06 (15) 0.15 ± 0.03 (3) 0.04 ± 0.05 (14) 0.07 ± 0.03 (4) 0.09 ± 0.02 (5)
Ni I 0.11 ± 0.04 (16) 0.14 ± 0.02 (33) 0.10 ± 0.03 (3) 0.15 ± 0.03 (13) 0.10 ± 0.02 (3) 0.07 ± 0.02 (11) 0.08 ± 0.03 (4) 0.05 ± 0.03 (5)
Cu I 0.08 ± 0.06 (22) 0.08 ± 0.03 (36) 0.01 ± 0.02 (3) 0.13 ± 0.07 (15) 0.02 ± 0.03 (3) 0.07 ± 0.05 (12) 0.08 ± 0.03 (4) −0.05 ± 0.03 (5)
Y II 0.14 ± 0.08 (23) 0.20 ± 0.03 (35) 0.37 ± 0.02 (3) 0.16 ± 0.05 (15) 0.41 ± 0.04 (3) 0.04 ± 0.07 (13) 0.07 ± 0.09 (4) 0.25 ± 0.04 (5)
Ba II 0.17 ± 0.08 (23) 0.17 ± 0.04 (36) 0.21 ± 0.02 (3) 0.21 ± 0.07 (15) 0.21 ± 0.01 (3) 0.11 ± 0.11 (14) 0.14 ± 0.06 (4) 0.07 ± 0.03 (5)
La II 0.17 ± 0.06 (37) −0.05 ± 0.02 (3) −0.05 ± 0.02 (3) 0.02 ± 0.05 (3) −0.09 ± 0.04 (5)
Ce II 0.19 ± 0.05 (20) 0.20 ± 0.03 (3) 0.19 ± 0.03 (3) 0.26 ± 0.00 (1) 0.09 ± 0.04 (5)
Nd II −0.16 ± 0.06 (13) 0.14 ± 0.06 (27) −0.20 ± 0.02 (3) −0.14 ± 0.03 (12) −0.21 ± 0.02 (3) −0.11 ± 0.17 (13) 0.06 ± 0.03 (4) −0.27 ± 0.03 (5)
Eu II 0.17 ± 0.02 (3) 0.07 (1) 0.12 ± 0.02 (3) 0.07 ± 0.03 (5)

Notes. For each cluster we give a value of: F dwarfs, G dwarfs, and K giants. The number of stars in each group and element is indicated in parenthesis.

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