Table 5
Literature metallicity determinations.
| Object | [Fe∕H] | Method | Ref. |
|---|---|---|---|
| NGC 147 HII | − 1.2 ± 0.4 | a | SD2009 |
| − 1.7 ± 0.4 | c | V2013 | |
| NGC 147 HIII | − 2.1 ± 0.3 | c | V2013 |
| − 2.5 ± 0.25 | b | DM88 | |
| NGC 147 SD7 | − 1.6 ± 0.2 | a | SD2009 |
| − 1.8 ± 0.3 | c | V2013 | |
| NGC 147 PA-1 | − 2.0 ± 0.3 | c | V2013 |
| NGC 147 PA-2 | − 1.9 ± 0.3 | c | V2013 |
| NGC 6822 SC6 |  |
d | V2015 |
| − 1.7 ± 0.3 | c | V2015 | |
| NGC 6822 SC7 |  |
d | V2015 |
| − 1.0 ± 0.4 | c | V2015 | |
| M33 H38 | − 1.10 ± 0.10 | e | S98 |
| M33 M9 | − 1.64 ± 0.28 | e | S98 |
| M33 R12 | − 1.19 ± 0.24 | e | S98 |
| − 0.73 ± 0.01 | a | S2010 | |
| M33 U49 | − 1.64 ± 0.20 | e | S98 |
| − 1.70 ± 0.53 | b | BH91 |
Notes. (a): Spectral fitting. (b): Spectroscopic line indices. (c): Integrated broad-band colours (via relation from Kissler-Patig et al. 2002). (d): Integrated broad-band colours (via comparison with SSP models based on Bressan et al. 2012). (e): Red giant branch slope. References. DM88: Da Costa & Mould (1988). BH91: Brodie & Huchra (1991). SD2009: Sharina & Davoust (2009). V2013: Veljanoski et al. (2013). V2015: Veljanoski et al. (2015). S98: Sarajedini et al. (1998). S2010: Sharina et al. (2010).
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