Table 4
Difference in the bolometric magnitude mbol (four last columns) between ZAHB loci with different progenitor masses (ΔMi), for 3 metallicities and 3 helium abundances (first column) at the labeled log Teff.
| Z = 1.60 × 10-4 | log Teff | |||||
| Y | ΔMi | Δ Age | 4.45 | 4.20 | 4.00 | 3.83 |
|
|
||||||
| 0.245 | 0.9–0.8 | –4.2 | 0.040 | 0.023 | 0.010 | 0.010 |
| 0.245 | 0.9–0.7 | –11.9 | 0.075 | 0.045 | 0.015 | – |
| 0.295 | 0.9–0.8 | –3.0 | 0.055 | 0.033 | 0.025 | 0.028 |
| 0.295 | 0.9–0.7 | –8.7 | 0.100 | 0.055 | 0.038 | – |
| 0.345 | 0.9–0.8 | –2.2 | 0.080 | 0.053 | 0.048 | 0.053 |
| 0.345 | 0.9–0.7 | –6.2 | 0.143 | 0.083 | 0.078 | – |
|
|
||||||
| Z = 1.60 × 10-3 | log Teff | |||||
| Y | ΔMi | Δ Age | 4.45 | 4.20 | 4.00 | 3.83 |
|
|
||||||
| 0.245 | 0.9–0.8 | –5.0 | 0.030 | 0.015 | 0.003 | 0.003 |
| 0.245 | 0.9–0.7 | –14.1 | 0.058 | 0.030 | 0.000 | -0.003 |
| 0.295 | 0.9–0.8 | –3.6 | 0.033 | 0.018 | 0.010 | 0.010 |
| 0.295 | 0.9–0.7 | –10.1 | 0.068 | 0.028 | 0.015 | 0.013 |
| 0.345 | 0.9–0.8 | –2.6 | 0.040 | 0.023 | 0.020 | 0.020 |
| 0.345 | 0.9–0.7 | –7.2 | 0.078 | 0.038 | 0.033 | 0.030 |
|
|
||||||
| Z = 1.57 × 10-2 | log Teff | |||||
| Y | ΔMi | Δ Age | 4.45 | 4.20 | 4.00 | 3.83 |
|
|
||||||
| 0.245 | 0.9–0.8 | –10.7 | 0.018 | 0.013 | –0.003 | 0.010 |
| 0.245 | 0.9–0.7 | –30.1 | 0.040 | 0.030 | –0.005 | 0.020 |
| 0.295 | 0.9–0.8 | –7.6 | 0.018 | 0.010 | –0.003 | –0.003 |
| 0.295 | 0.9–0.7 | –21.4 | 0.043 | 0.025 | –0.005 | –0.010 |
| 0.345 | 0.9–0.8 | –5.3 | 0.020 | 0.008 | 0.005 | 0.005 |
| 0.345 | 0.9–0.7 | –15.0 | 0.043 | 0.010 | 0.003 | 0.005 |
Notes. In the third column are listed the difference in the ages (in Gyr) at the ZAHB of the progenitor stars used to calculate the difference in mbol.
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