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Table 8
Comparison of oxygen gradient obtained from different sources.
| Author(s) | Object | d(log(O/H))/dRG | Δ RG |
| type | (dex/kpc-1) | (kpc) | |
|
|
|||
| This work | H ii regions | −0.053 | 11−18 |
| Rolleston et al. (2000) | B stars | −0.067 | 6−18 |
| Rudolph et al. (2006) | H ii regions | −0.060 | 5−18 |
| Henry et al. (2010) | PNe | −0.058 | 0.9−21 |
| Korotin et al. (2014) | Cepheids | −0.058 | 5−18 |
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