Open Access
Table 6.
Physical properties of the BLG-305487 and BLG-116218 systems.
| BLG-305487 |
BLG-116218 |
|||
|---|---|---|---|---|
| Property | The Primary | The Secondary | The Primary | The Secondary |
| Spectral type | K0 III | K2 III | K2 III | K3 III |
| V (mag) | 19.175 | 18.770 | 18.498 | 18.213 |
| I (mag) | 15.878 | 15.295 | 15.726 | 15.343 |
| J (mag) | 13.713 | 12.979 | 13.795 | 13.320 |
| K (mag) | 12.292 | 11.427 | 12.442 | 11.892 |
| V − I (mag) | 3.297 | 3.475 | 2.772 | 2.871 |
| V − K (mag) | 6.883 | 7.343 | 6.056 | 6.321 |
| J − K (mag) | 1.422 | 1.552 | 1.353 | 1.427 |
| Radius (R⊙) | 19.27 ± 0.28 | 29.99 ± 0.24 | 16.73 ± 0.28 | 22.06 ± 0.26 |
| Mass (M⊙) | 1.060 ± 0.020 | 0.991 ± 0.018 | 0.969 ± 0.012 | 0.983 ± 0.012 |
| log g | 1.893 ± 0.013 | 1.480 ± 0.005 | 1.978 ± 0.015 | 1.744 ± 0.009 |
| Teff (K) |
 |
 |
 |
 |
| v sin i (km s−1) | 7.41 ± 1.73 | 12.42 ± 2.3 | 10.65 ± 1.82 | 17.31 ± 1.59 |
| Luminosity (L⊙) | 108 ± 41 | 203 ± 51 | 81 ± 15 | 121 ± 17 |
| Mbol (mag) | −0.383 | −1.132 | 0.018 | −0.444 |
| Mv (mag) | 0.373 | −0.032 | 0.786 | 0.501 |
| Bolometric correction | −0.695 ± 0.045 | −1.053 ± 0.063 | −0.703 ± 0.045 | −0.883 ± 0.054 |
| [Fe/H]** |
 |
 |
 |
 |
| E(B − V) | 1.495 ± 0.179 | 0.939 ± 0.111 | ||
| Distance (pc) | 7803.7 ± 179.9(stat.) | ± 198.3 (syst.) | 7569.8 ± 275.3(stat.) | ± 189.1 (syst.) |
Notes. *WD solution. **Atmospheric analysis.
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