Table 2
Spectral parameters derived from the SED fits and the GSSP analysis of BD−7°5977, EC 11031–1348, TYC 2084–448–1 and TYC 3871–835–1.
| Parameter | BD−7°5977 | EC 11031–1348 | TYC 2084–448–1 | TYC 3871–835–1 | ||||
|
|
||||||||
| SED analysis | ||||||||
| Teff,MS (K) | 4850 ± 250 | 6600 ± 400 | 6450 ± 600 | 6500 ± 500 | ||||
| log gMS (dex) | 2.80 ± 0.40 | 4.00 ± 0.50 | 4.40 ± 0.60 | 4.30 ± 0.70 | ||||
| Teff,sdB (K) | 30 000 ± 7000 | 28 000 ± 5000 | 25 000 ± 7000 | 24 000 ± 7000 | ||||
| log gsdB (dex) | 5.20 ± 0.60 | 5.60 ± 0.50 | 5.70 ± 0.70 | 5.80 ± 0.70 | ||||
| Dilution | 0.84 ± 0.15 | 0.86 ± 0.10 | 0.82 ± 0.12 | 0.79 ± 0.14 | ||||
|
|
||||||||
| GSSP analysis | ||||||||
| Teff (K) | 4800 ± 100 | 6400 ± 250 | 6300 ± 200 | 6200 ± 150 | ||||
| log g (dex) | 3.00 ± 0.40 | 4.30 ± 0.50 | 4.50 ± 0.40 | 4.40 ± 0.30 | ||||
| [Fe/H] (dex) | –0.20 ± 0.10 | 0.20 ± 0.20 | –0.10 ± 0.10 | 0.10 ± 0.10 | ||||
| vrsini (km s-1) | 9 ± 1 | 70 ± 4 | 51 ± 2 | 15 ± 1 | ||||
| Dilution | 0.72 ± 0.05 | 0.84 ± 0.10 | 0.75 ± 0.05 | 0.65 ± 0.02 | ||||
Notes. The errors of the parameters derived with GSSP are 1σ errors. The dilution factor given for the SED fit is the dilution of the cool companion calculated in wavelength range 5800–6500 Å, and is included to provide easy comparison with the GSSP dilution factor.
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