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Table A.1.
Oxygen abundance gradients for different calibrations
| Slope (dex kpc−1) | Slope 
|
Offset (dex) | Scatter (dex) | |
|---|---|---|---|---|
| All H II regions | ||||
| P04 | (−2.42 ± 0.17) × 10−2 | −0.35 ± 0.02 | 8.900 ± 0.014 | 0.074 |
| M13 | (−1.61 ± 0.11) × 10−2 | −0.24 ± 0.02 | 8.647 ± 0.010 | 0.049 |
| D16 | (−2.86 ± 0.16) × 10−2 | −0.42 ± 0.02 | 8.891 ± 0.013 | 0.091 |
| 0.2R25 < r < 1R25 | ||||
| P04 | (−3.08 ± 0.13) × 10−2 | −0.45 ± 0.02 | 8.958 ± 0.011 | 0.066 |
| M13 | (−2.06 ± 0.09) × 10−2 | −0.30 ± 0.01 | 8.685 ± 0.008 | 0.044 |
| D16 | (−3.07 ± 0.20) × 10−2 | −0.45 ± 0.03 | 8.914 ± 0.016 | 0.0891 |
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