Table 2.
Key parameters for the top six candidate stars selected for this work.
| Star | Radius | Distance | Mass | Eff. temperature |
|---|---|---|---|---|
| (R⊙) | (pc) | (M⊙) | (K) | |
| α Cen A | 1.225 ± 0.01 (1) | 1.3 ± 0.0 (1) | 1.173 ± 0.091 (1) | 5801 ± 25 (1) |
| α Cen B | 0.8797 ± 0.0071 (1) | 1.3 ± 0.0 (1) | 1.021 ± 0.069 (1) | 5178 ± 22 (1) |
| Sirius | 1.713 ± 0.009 (2) | 2.637 ± 0.011 (3), ( * ) | 2.063 ± 0.023 (4) | 9845 ± 64 (2) |
| Procyon | 1.9190 ± 0.0150 (1) | 3.5 ± 0.0 (1) | 1.320 ± 0.100 (1) | 6543 ± 25 (1) |
| Altair | 1.988 ± 0.009 (5) | 5.130 ± 0.015 (3), ( * ) | 1.791 ± 0.018 (5) | 8200 ± 98 (5) |
| τ Ceti | 0.8420 ± 0.0051 (1) | 3.6 ± 0.0 (1) | 0.996 ± 0.030 (1) | 5283 ± 9.4 (1) |
Notes. The stars are ordered from highest to lowest expected yield. These parameters are necessary to calculate if generated planets are above (i.e., visible) or below the METIS contrast curves. ( * )These values and uncertainties were converted from their original units.
References. (1) Valenti & Fischer (2005); (2) ESA (1997); (3) Davis et al. (2011); (4) Bond et al. (2017); (5) Peterson et al. (2006).
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