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Table A.2

TOI-148 stellar and companion parameters.

Star name & aliases: TOI 148, TIC 393 940 766, UCAC4 260-199 322, 2MASS J22331696-3 809 349

Parameter Unit Source Value
Stellar parameters
α Right ascension (hh:mm:ss) TICv8 22:33:16.99
δ Declination (deg:min:sec) TICv8 –38:09:35.38
Vmag V-band magnitude TICv8 12.40
ϖ Parallax (mas) Gaia DR2 2.441 ± 0.017
v sin i* Surface rotational velocity (km s−1) CORALIE 10.1 ± 0.8

Parameter Unit Exofast Value

M* Mass (M)
R* Radius (R)
L* Luminosity (L)
ρ* Density (cgs)
log g Surface gravity (cgs)
Teff Effective temperature (K)
[Fe/H] Metallicity (dex)
Age Age (Gyr)
EEP Equal evolutionary point
Companion parameters
Mb Mass (MJ)
Rb Radius (RJ)
P Period (days)
TC Time of conjunction (BJDTDB)
a Semi-major axis (AU)
i Inclination (Degrees)
e Eccentricity
ω* Argument of Periastron (Degrees)
Teq Equilibrium temperature (K)
K RV semi-amplitude (m s−1)
δ Transit depth (fraction)
τ Ingress/egress transit duration (days)
T14 Total transit duration (days)
b Transit impact parameter
ρP Density (cgs)
log gP Surface gravity
F Incident flux (109 erg s−1 cm−2)

Wavelength parameters R Sloani TESS
u1 linear limb-darkening coeff
u2 quadratic limb-darkening coeff
RV Parameters CORALIE
γrel Relative RV Offset (m s−1)
σJ RV Jitter (m s−1)
RV Jitter variance

Notes. Priors are for the EXOFASTv2 global model only, where are Gaussian priors. The topmost parameters were not modeled with EXOFASTv2 and the source of their value is displayed.

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