Table 3
Average slopes and values at the effective radius for the linear fittings of O/H and N/O in the analysed CALIFA galaxies for categories attending the observed morphology and the presence of a bar.
| Number | % | α O/H | 12+log(O/H) | α N/O | log(N/O) | |
| Type | (dex/Re) | (at Re) | (dex/Re) | (at Re) | ||
|
|
||||||
| Morphology | ||||||
|
|
||||||
| Sa-ab | 17 | 8.5 | –0.022 ± 0.081 | 8.721 ± 0.076 | –0.113 ± 0.154 | –0.926 ± 0.154 |
| Sb | 44 | 21.9 | –0.046 ± 0.072 | 8.715 ± 0.052 | –0.088 ± 0.088 | –0.922 ± 0.125 |
| Sbc | 58 | 28.9 | –0.085 ± 0.060 | 8.721 ± 0.052 | –0.134 ± 0.091 | –0.945 ± 0.124 |
| Sc | 37 | 18.4 | –0.046 ± 0.068 | 8.678 ± 0.066 | –0.088 ± 0.084 | –1.091 ± 0.166 |
| Scd | 26 | 12.9 | –0.048 ± 0.047 | 8.643 ± 0.044 | –0.107 ± 0.084 | –1.278 ± 0.120 |
| Sd-I | 19 | 9.4 | –0.018 ± 0.062 | 8.590 ± 0.051 | –0.065 ± 0.087 | –1.359 ± 0.169 |
|
|
||||||
| Presence of a bar | ||||||
|
|
||||||
| A | 89 | 44.3 | –0.068 ± 0.067 | 8.680 ± 0.068 | –0.102 ± 0.091 | –1.071 ± 0.213 |
| AB | 53 | 26.4 | –0.061 ± 0.075 | 8.678 ± 0.067 | –0.109 ± 0.099 | –1.061 ± 0.176 |
| B | 59 | 29.4 | –0.041 ± 0.061 | 8.710 ± 0.073 | –0.100 ± 0.101 | –0.979 ± 0.182 |
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