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Table 2.
Parameters of the GC used to generate the isochrones and ZAHBs.
| Name | Age (1) | [Fe/H] (2) | Distance (3) | [α/Fe] | E(B − V) (2) | Initial mass on HB (IMHB) |
|---|---|---|---|---|---|---|
| [Gyr] | [dex] | [Kpc] | [mag] | [M⊙] | ||
| NGC 1851 | 9.98 ± 0.5 | −1.18 | 11.95 | 0.1 | 0.02 | 0.8 |
| NGC 1904 | 11.14 ± 0.5 | −1.6 | 13.08 | 0.2 | 0.01 | 0.7 |
| NGC 6205 | 11.65 ± 0.5 | −1.53 | 7.42 | 0.3 | 0.02 | 0.7 |
| NGC 6341 | 13.18 ± 0.5 | −2.31 | 8.5 | 0.3 | 0.02 | 0.9 |
| NGC 6779 | 13.7 ± 0.5 | −1.98 | 10.43 | 0.2 | 0.26 | 0.75 |
| NGC 7089 | 11.78 ± 0.5 | −1.65 | 11.69 | 0.2 | 0.06 | 0.7 |
Notes.
(2)
Harris (1996), 2010 edition;
The [α/Fe] and IMHB are obtained by fitting the model. The model requires [α/Fe] in the range 0−0.3 and IMHB in the range 0.7−0.9.
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