Table 5: Galactic globular clusters used as RGB metallicity templates. We list metallicities on the Zinn & West (1984) and Carretta et al. (2001) [Fe/H] scales, as well as "global'' metallicities ${\rm [M/H]}$ (see text).
Cluster ${\rm [Fe/H]}_{\rm ZW}$ ${\rm [Fe/H]}_{\rm CG}$ [M/H]

M 15 -2.17 -2.12 -1.91

M 68 -2.09 -1.99 -1.81

M 55 -1.82 -1.61 -1.41

M 13 -1.65 -1.39 -1.18

NGC 288 -1.40 -1.07 -0.85

NGC 362 -1.27 -1.15 -0.99

47 Tuc -0.71 -0.70 -0.59

NGC 6624 -0.63 -0.63 -0.48

NGC 6553 -0.29 -0.06 -0.05

NGC 6528 -0.33 +0.07 +0.05

**Table 5:** Galactic globular clusters used as RGB metallicity templates. We list metallicities on the Zinn & West (1984) and Carretta et al. (2001) [Fe/H] scales, as well as "global'' metallicities ${\rm [M/H]}$ (see text).
Cluster	${\rm [Fe/H]}_{\rm ZW}$	${\rm [Fe/H]}_{\rm CG}$	[M/H]
M 15	-2.17	-2.12	-1.91
M 68	-2.09	-1.99	-1.81
M 55	-1.82	-1.61	-1.41
M 13	-1.65	-1.39	-1.18
NGC 288	-1.40	-1.07	-0.85
NGC 362	-1.27	-1.15	-0.99
47 Tuc	-0.71	-0.70	-0.59
NGC 6624	-0.63	-0.63	-0.48
NGC 6553	-0.29	-0.06	-0.05
NGC 6528	-0.33	+0.07	+0.05

Source LaTeX | All tables | In the text