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Table 1

Main stellar and seismic parameters of HD 188753.

Stellar parameter HD 188753 Reference
V (mag) 7.41 ESA (1997)
ΔVa (mag) 0.69 ESA (1997)
Teff (K) 5383 ± 188 Huber et al. (2014)
logg (cgs) 4.52 ± 0.40 Huber et al. (2014)
[Fe/H] (dex) 0.06 ± 0.30 Huber et al. (2014)
V0 (km s−1) − 22.21 ± 0.03 our orbital estimateb
Parallax (mas) 21.9 ± 0.6 our orbital estimateb
Parallax (mas) 21.9 ± 0.2 our seismic estimatec
Distance (pc) 45.7 ± 0.5 our seismic estimatec

Seismic parameter Star A Star Ba

νmax (μHz) 2204 ± 8 3274 ± 67
Δν (μHz) 106.96 ± 0.08 147.42 ± 0.08

Notes. (a) Magnitude difference between the visual components. (b) Systemic velocity and parallax derived in Sect. 3.2. (c)Parallax and corresponding distance derived in Sect. 6.2.

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