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Table 3.

Derived properties of TIC 278659026.

Quantity Value derived Other
from seismology measurement
Primary quantities (a)

M*/M 0.391 ± 0.009 0.390 ± 0.091 ( ‡ )
log q(env) −2.11 ± 0.11 ...
log q(H/diff) −3.47 ± 0.16 ...
X(H)envl ∼0.72 ...
Pf(envl) ∼1.87 ...
Pf(H/diff) ∼7.7 ...
log q(core) −0.295 ± 0.013 ...
Pf(core) 107 ± 14 ...
X(He)core ...
X(O)core ...

Secondary quantities (b)

Teff (K) 23740 ± 640 23720 ± 260 (c)
log g 5.572 ± 0.041 5.650 ± 0.030 (c)
R/R 0.1694 ± 0.0081 ...
MH/M 0.0037 ± 0.0010 ( † ) ...
Mcore/M 0.198 ± 0.010 ...
X(C)core ...
L/L (Teff, R) 8.2 ± 1.7 8.2 ± 1.1 (c)
MV (g, Teff, M*) 4.92 ± 0.15 (d) ...
MBp (g, Teff, M*) 4.70 ± 0.16 (d) ...
(B − V)0 −0.225 ± 0.007 (d) ...
(Bp − Rp)0 −0.404 ± 0.011 (d) ...
V ... 11.57 ± 0.09 (e)
(B − V) ... −0.22 ± 0.10 (e)
Bp ... 11.433 ± 0.008 (f)
(Bp − Rp) ... −0.398 ± 0.009 (f)
E(B − V) 0.005 ± 0.107 ...
E(Bp − Rp) 0.005 ± 0.020 ...
dparallax (pc) ... 203.7 ± 2.1 (g)
dV (pc) 212.2 ± 57.0 (h) ...
dBp (pc) 220.9 ± 20.4 (i) ...

Notes.

(a)

Optimized model parameters (see text).

(b)

Quantities derived from the computed models.

(c)

From spectroscopy (Németh et al. 2012).

(d)

From a model atmosphere with .

(f)

From Gaia DR2 photometry.

(g)

From Gaia DR2 parallax, ϖ = 4.910 ± 0.051 mas.

(h)

d = 213.8 ± 23.4 without correction for extinction.

(i)

d = 221.9 ± 16.6 without correction for extinction.

; C comes from the model.

( ‡ )From fitting the SED and using Gaia DR2 parallax (see text).

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