Table 3.
Median slopes of reddening relations of different line ratios derived from samples selected by ΣHα and b/a.
| Sample selection |
 |
 |
 |
 |
 |
 |
|---|---|---|---|---|---|---|
| ΣHα < 1039 erg s−1 kpc−2 | 3.16 ± 0.05 | 1.13 ± 0.07 | 0.8918 ± 0.0006 | 2.05 ± 0.03 | 0.9055 ± 0.0008 | −0.25 ± 0.02 |
| ΣHα > 2 × 1039 erg s−1 kpc−2 | 1.705 ± 0.008 | 0.770 ± 0.008 | 0.8890 ± 0.0005 | 1.456 ± 0.005 | 0.9031 ± 0.0007 | 0.502 ± 0.005 |
| b/a < 0.6 | 1.767 ± 0.009 | 0.74 ± 0.01 | 0.8888 ± 0.0004 | 1.525 ± 0.004 | 0.9020 ± 0.0006 | 0.490 ± 0.005 |
| b/a > 0.7 | 1.68 ± 0.02 | 0.33 ± 0.02 | 0.8915 ± 0.0006 | 1.495 ± 0.007 | 0.9068 ± 0.0008 | 0.187 ± 0.010 |
| F99 curve with RV = 3.1 | 1.695 | 0.811 | 0.8845 | 1.844 | 0.8935 | 0.950 |
Notes. When splitting the sample according to each of the parameters above, we only selected 3D bins with the number of spaxels satisfying each selection criterion greater than 60 ∼ 90 so that the final number of bins is ∼1000.
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