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Table 3.
Mean T70 (Gyr) values for SPs for bulge and disc components in each radial bin for galaxies grouped according to their stellar masses MStar (in units of M⊙).
| 1010.46 < MStar < 1011.15 |
1010.05 < MStar < 1010.46 |
109.56 < MStar < 1010.05 |
||||
|---|---|---|---|---|---|---|
| B/T > 0.7 | 0.5 < B/T < 0.7 | B/T > 0.7 | 0.5 < B/T < 0.7 | B/T > 0.7 | 0.5 < B/T < 0.7 | |
| Bulge | ||||||
| 0 < R < 0.5Rhm | 9.75 ± 0.23 | 8.47 ± 0.19 | 8.58 ± 0.43 | 7.19 ± 0.25 | 6.31 ± 0.82 | 5.96 ± 0.27 |
| 0.5Rhm < R < Rhm | 10.34 ± 0.21 | 8.85 ± 0.19 | 9.09 ± 0.40 | 7.74 ± 0.24 | 6.93 ± 0.80 | 6.50 ± 0.26 |
| Disc | ||||||
| 0 < R < 0.5Rhm | 9.68 ± 0.26 | 8.15 ± 0.22 | 8.67 ± 0.43 | 6.95 ± 0.26 | 6.31 ± 0.78 | 5.78 ± 0.28 |
| 0.5Rhm < R < Rhm | 9.67 ± 0.26 | 8.13 ± 0.20 | 8.80 ± 0.42 | 7.35 ± 0.23 | 6.85 ± 0.81 | 5.97 ± 0.24 |
| Rhm < R < 1.5Rhm | 9.47 ± 0.30 | 7.69 ± 0.23 | 8.85 ± 0.40 | 7.34 ± 0.22 | 7.11 ± 0.59 | 6.37 ± 0.22 |
Notes. We consider only two radial bins for the bulge. The errors are calculated using a bootstrap method.
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