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Table 4.
Metallicity gradient observed in UGC 2885.
| Diag. | ZA ± δZA | ZB ± δZB | ZC ± δZC | Gradient |
|---|---|---|---|---|
| (dex) | (dex) | (dex) | (dex kpc−1) | |
| N2O2 | 9.30 ± 0.17 | 9.27 ± 0.16 | 9.28 ± 0.18 | −0.0004 |
| R23 | 9.17 ± 0.03 | 9.12 ± 0.08 | 9.07 ± 0.17 | −0.002 |
| O3N2 | 8.73 ± 0.17 | 8.72 ± 0.18 | 8.75 ± 0.16 | 0.0004 |
Notes.
Ellipse A covers 0−10 kpc, B covers 10−20 kpc, and C covers 20−25 kpc.
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