Table 1: Abundances of C, N, O, Na, and isotopic ratios 12C/13C in stars of 47 Tuc, NGC 6752 and NGC 6397.
Star [C/Fe] [N/Fe] [O/Fe] [Na/Fe] 12C/13C
NGC 6397 - dwarfs
1905 <+0.50 <2.0 +0.24 +0.09  
202 765 <+0.50 <1.5 +0.33 +0.13  
201 432 <+0.50 <1.5 +0.21 +0.15  
1543 <+0.50 <1.5 +0.28 +0.28  
1622 <+0.50 <2.0 +0.23 +0.35  
NGC 6397 - subgiants
706 +0.10 -0.5 +0.54 -0.48  
760 +0.10 -0.5 +0.39 -0.43  
777 +0.15 +0.2 +0.39 -0.25  
737 +0.15 +1.4 <0.06 +0.19  
793 -0.10 +1.2 <0.06 +0.23  
703 +0.00 +1.5 <0.06 +0.30  
206 810 -0.07 +1.3 <0.31 +0.32  
729 -0.10 +1.4 <0.06 +0.48  
669 +0.01 +1.3 +0.31 +0.53  
NGC 6752 - dwarfs
4428 +0.09 +1.1 +0.33 -0.29  
4383 +0.12 +1.2 +0.57 -0.18  
202 316 +0.12 +1.5 +0.27 -0.06  
4341 +0.21 +1.4 +0.20 +0.20  
4661 -0.20 +1.4 -0.35 +0.29  
4458 -0.20 +1.5 +0.02 +0.31  
5048 -0.20 +1.5 -0.30 +0.37  
4907 -0.20 +1.5 -0.25 +0.58  
200 613 -0.20 +1.7   +0.62  
NGC 6752 - subgiants
1406 -0.13 +0.0 +0.44 +0.02 9
1665 -0.28 +1.0   +0.10 11
1445 -0.42 +1.2   +0.14 5
1400 -0.25 +1.0 +0.38 +0.20 9
1563 -0.33 +1.3 +0.42 +0.26 5
1461 -0.32 +1.3   +0.28 5
202 063 -0.37 +1.2 +0.53 +0.31 3
1460 -0.49 +1.4 <0.29 +0.42 5
1481 -0.51 +1.3   +0.51 4
NGC 104 - dwarfs
1081 -0.13 -0.50 +0.57 -0.34 >10
1012 -0.10 -0.30 +0.48 -0.14 >10
975 -0.13 -0.30 +0.40 +0.22 >10
NGC 104 - subgiants
482 -0.16 +0.10 +0.61 +0.06 12
206 415 -0.11 -0.25 +0.52 +0.10 10
201 075 -0.12 -0.30 +0.41 +0.11 9
433 -0.32 +1.10   +0.24 10
456 -0.28 +1.00 <+0.19 +0.28 12
201 600 -0.50 +1.10 <+0.09 +0.30 10
435 -0.31 +0.70 <-0.19 +0.31 9
429 -0.35 +0.50 -0.01 +0.31 6
478 -0.30 +0.90   +0.37 9
Values of [N/Fe] in the subgiants of 47 Tuc are the average of the abundances
estimated from the synthesis of the 3883 Å and the 4215 Å regions.

Source LaTeX | All tables | In the text

Article Contents
1 Introduction
2 Observations
3 Atmospheric parameters
4 Analysis
5 Results
6 Discussion
7 Conclusions
References
List of tables
List of figures