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Table 3
Summary of the properties of the current and previous metallicity scales.
Scale | Total | Avg. stars | λλ | R | [Fe/H] | Common | σ | r 2 | Polyn. | |||
clusters | per cluster | (nm) | range | clusters | order | |||||||
|
||||||||||||
This work | 51 | 16 | 456–586 | 2000 | [–2.4, 0.0] | – | – | – | – | |||
|
||||||||||||
Carretta et al. (2009a) | 19 | 100 | 560–680 | 20 000–40 000 | [–2.4, –0.4] | 13 | 0.07 | 0.99 | 1 | |||
Zinn & West (1984) | 561 | –(1) | 360–570 | 775 | [–2.4, –0.1] | 19 | 0.18 | 0.93 | 2 | |||
Rutledge et al. (1997) | 52 | 19 | 725–900 | 2000 | [–2.3, –0.1] | 17 | 0.13 | 0.97 | 2 | |||
Kraft & Ivans (2003) | 11+52 | 13 | 614–652 | 45 000–60 000 | [–2.3, –0.7] | 10 | 0.11 | 0.94 | 1 | |||
Saviane et al. (2012a) | 14+203 | 19 | 770–950 | 2440 | [–2.3, –0.1] | 14 | 0.12 | 0.97 | 2 |
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